AI-Empowered Channel Generation for IoV Semantic Communications in Dynamic Conditions.

George C. Alexandropoulos https://orcid.org/0000-0002-6587-1371 https://www.wikidata.org/entity/Q56855477

Hao Liu 0069 Bo Yang 0035 Zhiwen Yu 0001 Xuelin Cao George C. Alexandropoulos Yan Zhang 0002 Chau Yuen AI-Empowered Channel Generation for IoV Semantic Communications in Dynamic Conditions. 2026 May 84-91 64 IEEE Commun. Mag. 5 https://doi.org/10.1109/MCOM.001.2500391 db/journals/cm/cm64.html#LiuYYCAZY26 streams/journals/cm

Chandan Kumar Sheemar Wali Ullah Khan George C. Alexandropoulos Jorge Querol Symeon Chatzinotas Holographic Joint Communications and Sensing With Cramér-Rao Bounds. 2026 498-512 44 IEEE J. Sel. Areas Commun. https://doi.org/10.1109/JSAC.2025.3613282 db/journals/jsac/jsac44.html#SheemarKAQC26 streams/journals/jsac

George Stamatelis Kyriakos Stylianopoulos George C. Alexandropoulos Evolving Multi-Branch Attention Convolutional Neural Networks for Online RIS Configuration. 14-28 2026 12 IEEE Trans. Cogn. Commun. Netw. https://doi.org/10.1109/TCCN.2025.3552623 db/journals/tccn/tccn12.html#StamatelisSA26 streams/journals/tccn

Hao Liu 0069 Jiancheng An 0001 George C. Alexandropoulos Derrick Wing Kwan Ng Chau Yuen Lu Gan 0003 Multi-User MISO With Stacked Intelligent Metasurfaces: A DRL-Based Sum-Rate Optimization Approach. 251-266 2026 12 IEEE Trans. Cogn. Commun. Netw. https://doi.org/10.1109/TCCN.2025.3558008 db/journals/tccn/tccn12.html#LiuAANYG26 streams/journals/tccn

Abhinav Singh Parihar Keshav Singh 0001 George C. Alexandropoulos Zhiguo Ding 0001 Chih-Peng Li Performance Analysis of ISAC With Active Multi-Functional RISs in Rician Fading Channels. 355-369 2026 12 IEEE Trans. Cogn. Commun. Netw. https://doi.org/10.1109/TCCN.2025.3561312 db/journals/tccn/tccn12.html#PariharSADL26 streams/journals/tccn

Kaining Wang Bo Yang 0035 Yusheng Lei Zhiwen Yu 0001 Xuelin Cao Liang Wang 0017 Bin Guo 0001 George C. Alexandropoulos Mérouane Debbah Zhu Han 0001 3-D Gaussian Radiation Field Modeling for Integrated RIS-FAS Systems: Analysis and Optimization. 2026 7997-8012 12 IEEE Trans. Cogn. Commun. Netw. https://doi.org/10.1109/TCCN.2026.3690619 db/journals/tccn/tccn12.html#WangYLYCWGADH26 streams/journals/tccn

Chandan Kumar Sheemar Asad Mahmood Christo Kurisummoottil Thomas George C. Alexandropoulos Jorge Querol Symeon Chatzinotas Walid Saad 0001 Joint Beamforming and 3D Location Optimization for Multi-User Holographic UAV Communications. 2026 4974-4988 74 IEEE Trans. Commun. https://doi.org/10.1109/TCOMM.2026.3663285 db/journals/tcom/tcom74.html#SheemarMTAQCS26 streams/journals/tcom

Srijika Mukhopadhyay Badri Ramanjaneya Reddy Soumya P. Dash George C. Alexandropoulos Sonia Aïssa Optimal One-Sided Multi-Level ASK Modulation for RIS-Assisted Noncoherent Communication Systems. 2026 10796-10809 74 IEEE Trans. Commun. https://doi.org/10.1109/TCOMM.2026.3706618 db/journals/tcom/tcom74.html#MukhopadhyayRDAA26 streams/journals/tcom

Sambit Mishra Soumya P. Dash George C. Alexandropoulos SER-Optimized Multi-Level ASK Modulations for RIS-Assisted Communications With Energy- and Sign-Based Noncoherent Reception. 1433-1445 2026 10 IEEE Trans. Green Commun. Netw. https://doi.org/10.1109/TGCN.2025.3633182 db/journals/tgcn/tgcn10.html#MishraDA26 streams/journals/tgcn

Evangelos Koutsonas Alexandros-Apostolos A. Boulogeorgos Stylianos E. Trevlakis George C. Alexandropoulos Theodoros A. Tsiftsis Rui Zhang 0006 SORIS: A Self-Organized Reconfigurable Intelligent Surface Architecture for Wireless Communications. 2026 1749-1764 10 IEEE Trans. Green Commun. Netw. https://doi.org/10.1109/TGCN.2026.3652239 db/journals/tgcn/tgcn10.html#KoutsonasBTATZ26 streams/journals/tgcn

Xueyao Zhang Bo Yang 0035 Xuelin Cao Zhiwen Yu 0001 George C. Alexandropoulos Yan Zhang 0002 Mérouane Debbah Chau Yuen Multi-Agent Deep Reinforcement Learning for Safe Autonomous Driving With RICS-Assisted MEC. 800-815 2026 January 27 IEEE Trans. Intell. Transp. Syst. 1 https://doi.org/10.1109/TITS.2025.3632408 db/journals/tits/tits27.html#ZhangYCYAZDY26 streams/journals/tits

Sifeddine Salmi Messaoud Ahmed Ouameur Miloud Bagaa George C. Alexandropoulos Abdellah Tahenni Daniel Massicotte Adlen Ksentini AI-Native O-RAN Architectures for 6G: Toward Real-Time Adaptation, Conflict Resolution, and Efficient Resource Management. 2026 4110-4121 23 IEEE Trans. Netw. Serv. Manag. https://doi.org/10.1109/TNSM.2026.3684880 db/journals/tnsm/tnsm23.html#SalmiOBATMK26 streams/journals/tnsm

George Stamatelis George C. Alexandropoulos Filtering Markov Jump Systems With Partially Known Dynamics: A Model-Based Deep Learning Approach. 2026 1897-1912 74 IEEE Trans. Signal Process. https://doi.org/10.1109/TSP.2026.3687278 db/journals/tsp/tsp74.html#StamatelisA26 streams/journals/tsp

Badri Ramanjaneya Reddy Soumya P. Dash George C. Alexandropoulos Optimal One- and Two-Sided Multi-Level ASK for Noncoherent SIMO Systems Over Correlated Rician Fading. 2026 May 8220-8231 75 IEEE Trans. Veh. Technol. 5 https://doi.org/10.1109/TVT.2025.3632300 db/journals/tvt/tvt75.html#ReddyDA26 streams/journals/tvt

Kuranage Roche Rayan Ranasinghe Iván Alexander Morales Sandoval Hyeon Seok Rou Giuseppe Thadeu Freitas de Abreu George C. Alexandropoulos Doubly-Dispersive MIMO Channels With Stacked Intelligent Metasurfaces: Modeling, Parametrization, and Receiver Design. 3801-3817 2026 25 IEEE Trans. Wirel. Commun. https://doi.org/10.1109/TWC.2025.3605839 db/journals/twc/twc25.html#RanasingheSRAA26 streams/journals/twc

Natalie Lang Yaela Gabay Nir Shlezinger Tirza Routtenberg Yasaman Ghasempour George C. Alexandropoulos Yonina C. Eldar Wideband THz Multi-User Downlink Communications With Leaky Wave Antennas. 6921-6936 2026 25 IEEE Trans. Wirel. Commun. https://doi.org/10.1109/TWC.2025.3627643 db/journals/twc/twc25.html#LangGSRGAE26 streams/journals/twc

Dilki Wijekoon Amine Mezghani George C. Alexandropoulos Ekram Hossain 0001 Physically-Consistent Modeling and Optimization of Non-Local RIS-Assisted Multi-User MISO Systems. 9229-9245 2026 25 IEEE Trans. Wirel. Commun. https://doi.org/10.1109/TWC.2025.3644918 db/journals/twc/twc25.html#WijekoonMAH26 streams/journals/twc

Kyriakos Stylianopoulos Paolo Di Lorenzo George C. Alexandropoulos Over-the-Air Edge Inference via End-to-End Metasurfaces-Integrated Artificial Neural Networks. 2026 13818-13834 25 IEEE Trans. Wirel. Commun. https://doi.org/10.1109/TWC.2026.3674047 db/journals/twc/twc25.html#StylianopoulosLA26 streams/journals/twc

Abdelhamid Salem Kai-Kit Wong George C. Alexandropoulos Chan-Byoung Chae Ross D. Murch On the Performance Enhancement Potential of Fluid Reconfigurable Intelligent Surfaces. 2026 14426-14439 25 IEEE Trans. Wirel. Commun. https://doi.org/10.1109/TWC.2026.3674755 db/journals/twc/twc25.html#SalemWACM26 streams/journals/twc

Hui Chen 0014 Mengting Li Alireza Pourafzal Huiping Huang Yu Ge 0002 Sigurd Sandor Petersen Ming Shen 0001 George C. Alexandropoulos Henk Wymeersch Mismatch Analysis and Cooperative Calibration of Array Beam Patterns for ISAC Systems. 2026 16496-16511 25 IEEE Trans. Wirel. Commun. https://doi.org/10.1109/TWC.2026.3687249 db/journals/twc/twc25.html#ChenLPHGPSAW26 streams/journals/twc

Bilal Ouardi Sérgio A. Matos Qi Luo Noaman Naseer Luís M. Pessoa Tomás Mingates Jonas Deuermeier Asal Kiazadeh Tung D. Phan Ping Jack Soh José Luis González-Jiménez Luca Lucci Alexandre Siligaris George C. Alexandropoulos Ronan Sauleau Antonio Clemente Sub-THz Programmable Metasurfaces: Design, Fabrication, and Performance Assessment. EuCNC/6G Summit 2026 430-437 conf/eucnc/2026 https://doi.org/10.1109/EuCNC/6GSummit68295.2026.11577458 db/conf/eucnc/eucnc2026.html#OuardiMLNPMDKPSGLSASC26 streams/conf/eucnc Francesca Costanzo Sami Mekki Placido Mursia Kyriakos Stylianopoulos Ghassen Zafzouf Ali Al Khansa Tan-Tho Luc Benoît Denis Giyyarpuram Madhusudan Maurizio Crozzoli George C. Alexandropoulos Henk Wymeersch DISAC Architecture: Functions, Semantics, Protocols, Orchestration, and Demonstrator. EuCNC/6G Summit 2026 890-895 conf/eucnc/2026 https://doi.org/10.1109/EuCNC/6GSummit68295.2026.11577553 db/conf/eucnc/eucnc2026.html#CostanzoMMSZKLDMCAW26 streams/conf/eucnc Ioannis Gavras Giuseppe Thadeu Freitas de Abreu George C. Alexandropoulos RIS-Enabled Spoofing Against Adversary Sensing: CRB-Maximizing Design and Decoying Analysis. ICC 2026 1-6 conf/icc/2026 https://doi.org/10.1109/ICC59461.2026.11588037 db/conf/icc/icc2026.html#GavrasAA26 streams/conf/icc Sushil Kumar Soumya P. Dash George C. Alexandropoulos Performance Analysis of One- and Two-way DV-QKD with MIMO FSO Communication Systems. ICC 2026 1-6 conf/icc/2026 https://doi.org/10.1109/ICC59461.2026.11588114 db/conf/icc/icc2026.html#KumarDA26 streams/conf/icc Sushil Kumar Soumya P. Dash George C. Alexandropoulos RIS-Empowered CV-QKD THz MIMO Communications: SKR Analysis and Optimization. WCNC 2026 1-6 conf/wcnc/2026 https://doi.org/10.1109/WCNC65185.2026.11555452 db/conf/wcnc/wcnc2026.html#KumarDA26 streams/conf/wcnc Xueyao Zhang Bo Yang 0035 Zhiwen Yu 0001 Xuelin Cao George C. Alexandropoulos Mérouane Debbah Chau Yuen Cooperative Target Detection with AUVs: A Dual-Timescale Hierarchical MADRL Approach. WCNC 2026 1-6 conf/wcnc/2026 https://doi.org/10.1109/WCNC65185.2026.11555091 db/conf/wcnc/wcnc2026.html#ZhangYYCADY26 streams/conf/wcnc

Konstantinos D. Katsanos George C. Alexandropoulos Robust Consensus-Based Distributed Beamforming for Wideband Cell-free Multi-RIS MISO Systems. 2026 January abs/2601.08946 CoRR https://doi.org/10.48550/arXiv.2601.08946 db/journals/corr/corr2601.html#abs-2601-08946 streams/journals/corr

Konstantinos D. Katsanos George C. Alexandropoulos Decentralized Cooperative Beamforming for BDRIS-Assisted Cell-Free MIMO OFDM Systems. 2026 January abs/2601.13201 CoRR https://doi.org/10.48550/arXiv.2601.13201 db/journals/corr/corr2601.html#abs-2601-13201 streams/journals/corr

Kyriakos Stylianopoulos Mattia Fabiani Giulia Torcolacci Davide Dardari George C. Alexandropoulos Over-The-Air Extreme Learning Machines with XL Reception via Nonlinear Cascaded Metasurfaces. 2026 January abs/2601.17749 CoRR https://doi.org/10.48550/arXiv.2601.17749 db/journals/corr/corr2601.html#abs-2601-17749 streams/journals/corr

Kaining Wang Xueyao Zhang Bo Yang 0035 Xuelin Cao Qiang Cheng 0002 Zhiwen Yu 0001 Bin Guo 0001 George C. Alexandropoulos Kai-Kit Wong Chan-Byoung Chae Mérouane Debbah Interference Propagation Analysis for Large-Scale Multi-RIS-Empowered Wireless Communications:An Epidemiological Perspective. 2026 February abs/2602.07922 CoRR https://doi.org/10.48550/arXiv.2602.07922 db/journals/corr/corr2602.html#abs-2602-07922 streams/journals/corr

Kaining Wang Bo Yang 0035 Yusheng Lei Zhibo Li Zhiwen Yu 0001 Xuelin Cao Bin Guo 0001 George C. Alexandropoulos Dusit Niyato Mérouane Debbah Zhu Han 0001 Trajectory-Aware Multi-RIS Activation and Configuration: A Riemannian Diffusion Method. 2026 February abs/2602.07937 CoRR https://doi.org/10.48550/arXiv.2602.07937 db/journals/corr/corr2602.html#abs-2602-07937 streams/journals/corr

Kyriakos Stylianopoulos Mario Edoardo Pandolfo Paolo Di Lorenzo George C. Alexandropoulos Metasurfaces-Integrated Wireless Neural Networks for Lightweight Over-The-Air Edge Inference. 2026 February abs/2602.19312 CoRR https://doi.org/10.48550/arXiv.2602.19312 db/journals/corr/corr2602.html#abs-2602-19312 streams/journals/corr

Chandan Kumar Sheemar Wali Ullah Khan Sourabh Solanki George C. Alexandropoulos Symeon Chatzinotas A Survey on Stacked Intelligent Metasurfaces: Fundamentals, Recent Advances, and Challenges. 2026 March abs/2603.05633 CoRR https://doi.org/10.48550/arXiv.2603.05633 db/journals/corr/corr2603.html#abs-2603-05633 streams/journals/corr

Chandan Kumar Sheemar Giovanni Iacovelli Wali Ullah Khan George C. Alexandropoulos Stefano Tomasin Symeon Chatzinotas STAR Beyond Diagonal RISs with Amplification: Modeling and Optimization. 2026 March abs/2603.06020 CoRR https://doi.org/10.48550/arXiv.2603.06020 db/journals/corr/corr2603.html#abs-2603-06020 streams/journals/corr

Sushil Kumar Soumya P. Dash George C. Alexandropoulos Secret Key Rate Analysis of RIS-Assisted THz MIMO CV-QKD Systems under Localized and Global Eavesdropping. 2026 March abs/2603.28252 CoRR https://doi.org/10.48550/arXiv.2603.28252 db/journals/corr/corr2603.html#abs-2603-28252 streams/journals/corr

George Stamatelis Kyriakos Stylianopoulos George C. Alexandropoulos Learning to Distributedly Estimate under Partially Known Dynamics: A Covariance-Agnostic Neural Kalman Consensus Filter. 2026 June abs/2606.28441 CoRR https://doi.org/10.48550/arXiv.2606.28441 db/journals/corr/corr2606.html#abs-2606-28441 streams/journals/corr

Weijie Yuan 0001 George C. Alexandropoulos Giuseppe Caire Carlos Cordeiro 0001 Tao Gu 0001 Pu Wang 0004 Series Editorial: Integrated Sensing and Communications. 62-63 2025 December 63 IEEE Commun. Mag. 12 https://doi.org/10.1109/MCOM.2025.11293132 db/journals/cm/cm63.html#YuanACCGW25 streams/journals/cm

Ruiqi Liu 0002 Shuang Zheng Qingqing Wu 0001 Yifan Jiang 0003 Nan Zhang Yuanwei Liu Marco Di Renzo George C. Alexandropoulos Sustainable Wireless Networks via Reconfigurable Intelligent Surfaces (RISs): Overview of the ETSI ISG RIS. 111-117 2025 September 9 IEEE Commun. Stand. Mag. 3 https://doi.org/10.1109/MCOMSTD.2025.3572259 db/journals/csm/csm9.html#LiuZWJZLRA25 streams/journals/csm

Andreas Kunz Sheeba Backia Mary Baskaran George C. Alexandropoulos Lightweight Security for Ambient-Powered Programmable Reflections With Reconfigurable Intelligent Surfaces. 168-174 2025 December 9 IEEE Commun. Stand. Mag. 4 https://doi.org/10.1109/MCOMSTD.2025.3573490 db/journals/csm/csm9.html#KunzBA25 streams/journals/csm

Nanchi Su Fan Liu 0005 Christos Masouros George C. Alexandropoulos Yifeng Xiong Qinyu Zhang 0001 Secure ISAC MIMO systems: exploiting interference with Bayesian Cramér-Rao bound optimization. 10 2025 December 2025 EURASIP J. Wirel. Commun. Netw. 1 https://doi.org/10.1186/s13638-025-02428-1 db/journals/ejwcn/ejwcn2025.html#SuLMAXZ25 streams/journals/ejwcn

Panagiotis N. Gavriilidis Deepak Mishra 0001 Besma Smida Ertugrul Basar Chau Yuen George C. Alexandropoulos Active Reconfigurable Intelligent Surfaces: Circuit Modeling and Reflection Amplification Optimization. 5693-5711 2025 6 IEEE Open J. Commun. Soc. https://doi.org/10.1109/OJCOMS.2025.3581735 db/journals/ojcs/ojcs6.html#GavriilidisMSBYA25 streams/journals/ojcs

Abhishek Mondal Deepak Mishra 0001 George C. Alexandropoulos Azzam Al-Nahari Riku Jäntti Multiagent Reinforcement Learning for Offloading Cellular Communications With Cooperating UAVs. 9344-9358 2025 August 61 IEEE Trans. Aerosp. Electron. Syst. 4 https://doi.org/10.1109/TAES.2025.3554150 db/journals/taes/taes61.html#MondalMAAJ25 streams/journals/taes

Xuquan Luo Liang Yang 0001 George C. Alexandropoulos Jules M. Moualeu Xi Yang 0007 Performance Analysis of Underwater RSMA-Assisted Covert Wireless Communications. 13863-13875 2025 December 73 IEEE Trans. Commun. 12 https://doi.org/10.1109/TCOMM.2025.3618170 db/journals/tcom/tcom73.html#LuoYAMY25 streams/journals/tcom

Sushil Kumar Soumya P. Dash Debasish Ghose George C. Alexandropoulos RIS-Assisted MIMO CV-QKD at THz Frequencies: Channel Estimation and Secret Key Rate Analysis. 15612-15624 2025 December 73 IEEE Trans. Commun. 12 https://doi.org/10.1109/TCOMM.2025.3606653 db/journals/tcom/tcom73.html#KumarDGA25 streams/journals/tcom

George Stamatelis Angelos-Nikolaos Kanatas Ioannis Asprogerakas George C. Alexandropoulos Evasive Active Hypothesis Testing With Deep Neuroevolution: The Single- and Multi-Agent Cases. 12019-12034 2025 20 IEEE Trans. Inf. Forensics Secur. https://doi.org/10.1109/TIFS.2025.3630333 db/journals/tifs/tifs20.html#StamatelisKAA25 streams/journals/tifs

Xueyao Zhang Bo Yang 0035 Zhiwen Yu 0001 Xuelin Cao George C. Alexandropoulos Yan Zhang 0002 Mérouane Debbah Chau Yuen Reconfigurable Intelligent Computational Surfaces for MEC-Assisted Autonomous Driving Networks: Design Optimization and Analysis. 1286-1303 2025 January 26 IEEE Trans. Intell. Transp. Syst. 1 https://doi.org/10.1109/TITS.2024.3486555 db/journals/tits/tits26.html#ZhangYYCAZDY25 streams/journals/tits

Zohreh Ebadi Amir Masoud Molaei George C. Alexandropoulos Muhammad Ali Babar Abbasi Simon L. Cotton Anvar Tukmanov Okan Yurduseven Near-Field Localization With Antenna Arrays in the Presence of Direction-Dependent Mutual Coupling. 7033-7048 2025 May 74 IEEE Trans. Veh. Technol. 5 https://doi.org/10.1109/TVT.2025.3530166 db/journals/tvt/tvt74.html#EbadiMAACTY25 streams/journals/tvt

Evangelos Vlachos Christos Mavrokefalidis Kostas Berberidis George C. Alexandropoulos Improving Wideband Massive MIMO Channel Estimation With UAV State-Space Information. 15935-15948 2025 October 74 IEEE Trans. Veh. Technol. 10 https://doi.org/10.1109/TVT.2025.3569350 db/journals/tvt/tvt74.html#VlachosMBA25 streams/journals/tvt

Chandan Kumar Sheemar Christo Kurisummoottil Thomas George C. Alexandropoulos Jorge Querol Symeon Chatzinotas Walid Saad 0001 Joint Holographic Beamforming and User Scheduling With Individual QoS Constraints. 15963-15977 2025 October 74 IEEE Trans. Veh. Technol. 10 https://doi.org/10.1109/TVT.2025.3569401 db/journals/tvt/tvt74.html#SheemarTAQCS25 streams/journals/tvt

Panagiotis N. Gavriilidis George C. Alexandropoulos Near-Field Beam Tracking With Extremely Large Dynamic Metasurface Antennas. 6257-6272 2025 July 24 IEEE Trans. Wirel. Commun. 7 https://doi.org/10.1109/TWC.2025.3552547 db/journals/twc/twc24.html#GavriilidisA25 streams/journals/twc

George C. Alexandropoulos Bo Kum Jung Panagiotis N. Gavriilidis Sérgio A. Matos Lorenz H. W. Loeser Varvara Elesina Antonio Clemente Raffaele D'Errico Luís M. Pessoa Thomas Kürner Characterization of Indoor Reconfigurable Intelligent Surface-Assisted Channels at 304 GHz: Experimental Measurements, Challenges, and Future Directions. 20-29 2025 September 20 IEEE Veh. Technol. Mag. 3 https://doi.org/10.1109/MVT.2025.3582403 db/journals/vtm/vtm20.html#AlexandropoulosJGMLECDP25 streams/journals/vtm

Emilio Calvanese Strinati George C. Alexandropoulos Navid Amani Maurizio Crozzoli Giyyarpuram Madhusudan Sami Mekki Francois Rivet Vincenzo Sciancalepore Philippe Sehier Maximilian Stark Henk Wymeersch Toward Distributed and Intelligent Integrated Sensing and Communications for 6G Networks. 60-67 2025 February 32 IEEE Wirel. Commun. 1 https://doi.org/10.1109/MWC.001.2400056 db/journals/wc/wc32.html#StrinatiAACMMRSSSW25 streams/journals/wc

Ioannis Gavras George C. Alexandropoulos Near-Field Localization With Dynamic Metasurface Antennas at THz: A CRB Minimizing Approach. 1854-1858 2025 July 14 IEEE Wirel. Commun. Lett. 7 https://doi.org/10.1109/LWC.2025.3553366 db/journals/wcl/wcl14.html#GavrasA25 streams/journals/wcl

Chandan Kumar Sheemar Wali Ullah Khan George C. Alexandropoulos Manzoor Ahmed Symeon Chatzinotas Minimum Mean Squared Error Holographic Beamforming for Sum-Rate Maximization. 3039-3043 2025 October 14 IEEE Wirel. Commun. Lett. 10 https://doi.org/10.1109/LWC.2025.3583878 db/journals/wcl/wcl14.html#SheemarKAAC25 streams/journals/wcl

Han Xiao Xiaoyan Hu 0002 Kai-Kit Wong Hanjiang Hong George C. Alexandropoulos Chan-Byoung Chae Fluid Reconfigurable Intelligent Surfaces: Joint On-Off Selection and Beamforming With Discrete Phase Shifts. 3124-3128 2025 October 14 IEEE Wirel. Commun. Lett. 10 https://doi.org/10.1109/LWC.2025.3587070 db/journals/wcl/wcl14.html#XiaoHWHAC25 streams/journals/wcl

Farshad Rostami Ghadi Kai-Kit Wong Masoud Kaveh Francisco Javier López-Martínez Chan-Byoung Chae George C. Alexandropoulos FIRES: Fluid Integrated Reflecting and Emitting Surfaces. 3744-3748 2025 November 14 IEEE Wirel. Commun. Lett. 11 https://doi.org/10.1109/LWC.2025.3602219 db/journals/wcl/wcl14.html#GhadiWKLCA25 streams/journals/wcl

Farshad Rostami Ghadi Kai-Kit Wong Francisco Javier López-Martínez George C. Alexandropoulos Chan-Byoung Chae Performance Analysis of Wireless Communication Systems Assisted by Fluid Reconfigurable Intelligent Surfaces. 3922-3926 2025 December 14 IEEE Wirel. Commun. Lett. 12 https://doi.org/10.1109/LWC.2025.3608040 db/journals/wcl/wcl14.html#GhadiWLAC25 streams/journals/wcl

Kuranage Roche Rayan Ranasinghe Iván Alexander Morales Sandoval Giuseppe Thadeu Freitas de Abreu George C. Alexandropoulos Parametrized Stacked Intelligent Metasurfaces for Bistatic Integrated Sensing and Communications. IEEECONF 2025 29-34 conf/acssc/2025 https://doi.org/10.1109/IEEECONF67917.2025.11443791 db/conf/acssc/acssc2025.html#RanasingheSAA25 streams/conf/acssc Getuar Rexhepi Hyeon Seok Rou Giuseppe Thadeu Freitas de Abreu George C. Alexandropoulos Blinding the Wiretapper: RIS-Enabled User Occultation in the ISAC Era. IEEECONF 2025 749-753 conf/acssc/2025 https://doi.org/10.1109/IEEECONF67917.2025.11443899 db/conf/acssc/acssc2025.html#RexhepiRAA25 streams/conf/acssc Panagiotis N. Gavriilidis Kyriakos Stylianopoulos George C. Alexandropoulos MIMO Communications with 1-bit RIS: Asymptotic Analysis and Over-the-Air Channel Diagonalization. IEEECONF 2025 1467-1474 conf/acssc/2025 https://doi.org/10.1109/IEEECONF67917.2025.11443704 db/conf/acssc/acssc2025.html#GavriilidisSA25 streams/conf/acssc Konstantinos D. Katsanos George C. Alexandropoulos Robust Consensus-Based Distributed Beamforming for Wideband Cell-free Multi-RIS MISO Systems. IEEECONF 2025 1666-1670 conf/acssc/2025 https://doi.org/10.1109/IEEECONF67917.2025.11443389 db/conf/acssc/acssc2025.html#KatsanosA25 streams/conf/acssc Sofia I. Inácio Yihan Ma 0003 Qi Luo Luca Lucci Awanish Kumar Jose-Luis Gonzalez Jimenez Bruno Reig Alexandre Siligaris Denis Mercier Jonas Deuermeier Asal Kiazadeh Verónica Lain-Rubio Oleg Cojocari Tung D. Phan Ping Jack Soh Sérgio A. Matos George C. Alexandropoulos Luís M. Pessoa Antonio Clemente Evaluation of Switching Technologies for Reflective and Transmissive RISs at Sub-THZ Frequencies. 1-6 2025 EuCNC/6G Summit https://doi.org/10.1109/EuCNC/6GSummit63408.2025.11036960 conf/eucnc/2025 db/conf/eucnc/eucnc2025.html#InacioMLLKJRSMDKLCPSMAP25 streams/conf/eucnc Kyriakos Stylianopoulos Giyyarpuram Madhusudan Guillaume Jornod Sami Mekki Francesca Costanzo Hui Chen 0014 Placido Mursia Maurizio Crozzoli Emilio Calvanese Strinati George C. Alexandropoulos Henk Wymeersch Distributed Intelligent Sensing and Communications for 6G: Architecture and Use Cases. 583-588 2025 EuCNC/6G Summit https://doi.org/10.1109/EuCNC/6GSummit63408.2025.11037021 conf/eucnc/2025 db/conf/eucnc/eucnc2025.html#StylianopoulosMJMCCMCSA25 streams/conf/eucnc Kyriakos Stylianopoulos Panagiotis N. Gavriilidis Gabriele Gradoni George C. Alexandropoulos Graph-CNNs for RF Imaging: Learning the Electric Field Integral Equations. 905-909 2025 EUSIPCO https://ieeexplore.ieee.org/document/11226552 conf/eusipco/2025 db/conf/eusipco/eusipco2025.html#StylianopoulosGGA25 streams/conf/eusipco Panagiotis N. Gavriilidis George C. Alexandropoulos How Do Microstrip Losses Impact Near-Field Beam Depth in Dynamic Metasurface Antennas? 1005-1009 2025 EUSIPCO https://ieeexplore.ieee.org/document/11226267 conf/eusipco/2025 db/conf/eusipco/eusipco2025.html#GavriilidisA25 streams/conf/eusipco George Stamatelis Angelos-Nikolaos Kanatas George C. Alexandropoulos Multi-Agent Actor-Critic with Harmonic Annealing Pruning for Dynamic Spectrum Access Systems. 1937-1941 2025 EUSIPCO https://ieeexplore.ieee.org/document/11226521 conf/eusipco/2025 db/conf/eusipco/eusipco2025.html#StamatelisKA25 streams/conf/eusipco Evangelos Vlachos George C. Alexandropoulos Biconvex Optimization for Time-Domain Channel Estimation Under Dual-Wideband Fading Conditions. 1982-1986 2025 EUSIPCO https://ieeexplore.ieee.org/document/11226656 conf/eusipco/2025 db/conf/eusipco/eusipco2025.html#VlachosA25 streams/conf/eusipco Tummi Ganesh Soumya P. Dash George C. Alexandropoulos Outage Probability Analysis of RIS-Assisted Fluid Antenna Systems over Double-Nakagami-m Fading Channels. GC Workshops 2025 448-453 conf/globecom/2025w https://doi.org/10.1109/GCWkshps68340.2025.11590905 db/conf/globecom/globecom2025w.html#GaneshDA25 streams/conf/globecom Kaining Wang Bo Yang 0035 Yusheng Lei Zhiwen Yu 0001 Xuelin Cao George C. Alexandropoulos Marco Di Renzo Chau Yuen Dynamical ON-OFF Control with Trajectory Prediction for Multi-RIS Wireless Networks. GLOBECOM 2025 4988-4993 conf/globecom/2025 https://doi.org/10.1109/GLOBECOM59602.2025.11432189 db/conf/globecom/globecom2025.html#WangYLYCARY25 streams/conf/globecom George Stamatelis Kyriakos Stylianopoulos George C. Alexandropoulos Learning RIS Configuration with Quantized Responses: A Neuroevolution-Trained Multi-Branch Attention Convolutional Neural Network. 1894-1899 2025 ICC Workshops https://doi.org/10.1109/ICCWorkshops67674.2025.11162282 conf/icc/2025w db/conf/icc/icc2025w.html#StamatelisSA25 streams/conf/icc Ioannis Gavras George C. Alexandropoulos Circuit-Compliant Optimization of Dynamic Metasurface Antennas for Near-Field Localization. 2485-2490 2025 ICC https://doi.org/10.1109/ICC52391.2025.11161718 conf/icc/2025 db/conf/icc/icc2025.html#GavrasA25 streams/conf/icc George Stamatelis Panagiotis N. Gavriilidis Aymen Fakhreddine George C. Alexandropoulos On the Detection of Non-Cooperative RISs: Scan $B$-Testing via Deep Support Vector Data Description. 6844-6849 2025 ICC https://doi.org/10.1109/ICC52391.2025.11161901 conf/icc/2025 db/conf/icc/icc2025.html#StamatelisGFA25 streams/conf/icc Chandan Kumar Sheemar Christo Kurisummoottil Wali Ullah Khan George C. Alexandropoulos Jorge Querol Symeon Chatzinotas Walid Saad 0001 Greedy User Scheduling and Beamforming for Holographic Communications. 1-6 2025 MeditCom https://doi.org/10.1109/MeditCom64437.2025.11104470 conf/meditcom/2025 db/conf/meditcom/meditcom2025.html#SheemarKKAQCS25 streams/conf/meditcom Dimitris Kompostiotis Dimitris Vordonis Vassilis Paliouras George C. Alexandropoulos Optimizing Indoor RIS-Aided Physical Layer Security: A Codebook-Generation Methodology and Measurement-Based Analysis. 1-6 2025 PIMRC https://doi.org/10.1109/PIMRC62392.2025.11275086 conf/pimrc/2025 db/conf/pimrc/pimrc2025.html#KompostiotisVPA25 streams/conf/pimrc Chandan Kumar Sheemar Wali Ullah Khan Sourabh Solanki George C. Alexandropoulos Zaid Abdullah Symeon Chatzinotas Near-Field Full Duplex XL MIMO with Reconfigurable Holographic Surfaces. 1-6 2025 PIMRC https://doi.org/10.1109/PIMRC62392.2025.11274670 conf/pimrc/2025 db/conf/pimrc/pimrc2025.html#SheemarKSAAC25 streams/conf/pimrc Yoni Bartal Yasaman Ghasempour George C. Alexandropoulos Yonina C. Eldar Tirza Routtenberg Nir Shlezinger Multiuser Localization with Leaky Wave Antennas. 1-5 2025 SPAWC https://doi.org/10.1109/SPAWC66079.2025.11143514 conf/spawc/2025 db/conf/spawc/spawc2025.html#BartalGAERS25 streams/conf/spawc Ioannis Gavras George C. Alexandropoulos DMA Reception for Simultaneous Area-Wide Sensing and Multi-User Uplink Communications. 1-5 2025 SPAWC https://doi.org/10.1109/SPAWC66079.2025.11143306 conf/spawc/2025 db/conf/spawc/spawc2025.html#GavrasA25 streams/conf/spawc Tomer Shaked Philipp del Hougne George C. Alexandropoulos Nir Shlezinger AI-Aided Annealed Langevin Dynamics for Rapid Optimization of Programmable Channels. 1-5 2025 SPAWC https://doi.org/10.1109/SPAWC66079.2025.11143453 conf/spawc/2025 db/conf/spawc/spawc2025.html#ShakedHAS25 streams/conf/spawc Runxin Han Bo Yang 0035 Zhiwen Yu 0001 Xuelin Cao George C. Alexandropoulos Chau Yuen Multi-Task Domain Adaptation for Computation Offloading in Edge-Intelligence Networks. 1-5 2025 VTC2025-Spring https://doi.org/10.1109/VTC2025-Spring65109.2025.11174752 conf/vtc/2025s db/conf/vtc/vtc2025s.html#HanYYCAY25 streams/conf/vtc Ioannis Papoutsidakis George C. Alexandropoulos On the Rate-Exponent Region of Integrated Sensing and Communications with Variable-Length Coding. 1-6 2025 WCNC https://doi.org/10.1109/WCNC61545.2025.10978427 conf/wcnc/2025 db/conf/wcnc/wcnc2025.html#PapoutsidakisA25 Anal Paul Mayur Katwe Keshav Singh 0001 Aryan Kaushik George C. Alexandropoulos Chih-Peng Li RIS-Empowered 3D DoA Estimation of Multiple Aerial Targets via Deep Reinforcement Learning. 1-6 2025 WCNC https://doi.org/10.1109/WCNC61545.2025.10978492 conf/wcnc/2025 db/conf/wcnc/wcnc2025.html#PaulKSKAL25 Dimitris Vordonis Dimitris Kompostiotis Vassilis Paliouras George C. Alexandropoulos Florin Grec Evaluating Beam Sweeping for AoA Estimation with an RIS Prototype: Indoor/Outdoor Field Trials. 1-6 2025 WCNC https://doi.org/10.1109/WCNC61545.2025.10978277 conf/wcnc/2025 db/conf/wcnc/wcnc2025.html#VordonisKPAG25

Runxin Han Bo Yang 0035 Zhiwen Yu 0001 Xuelin Cao George C. Alexandropoulos Chau Yuen Multi-task Domain Adaptation for Computation Offloading in Edge-intelligence Networks. 2025 January abs/2501.07585 CoRR https://doi.org/10.48550/arXiv.2501.07585 db/journals/corr/corr2501.html#abs-2501-07585 streams/journals/corr

Andreas Kunz Sheeba Backia Mary Baskaran George C. Alexandropoulos Lightweight Security for Ambient-Powered Programmable Reflections with Reconfigurable Intelligent Surfaces. 2025 January abs/2501.09005 CoRR https://doi.org/10.48550/arXiv.2501.09005 db/journals/corr/corr2501.html#abs-2501-09005 streams/journals/corr

Fabio Martinho Cardoso Sérgio A. Matos Luís M. Pessoa George C. Alexandropoulos Indoor Channel Characterization with Extremely Large Reconfigurable Intelligent Surfaces at 300 GHz. 2025 January abs/2501.12752 CoRR https://doi.org/10.48550/arXiv.2501.12752 db/journals/corr/corr2501.html#abs-2501-12752 streams/journals/corr

Mahesh Birari Deepak Singh Nagarkoti Anestis Katsounaros Hruday Kumar Reddy Mudireddy Jagannath Malik George C. Alexandropoulos Dual Dielectric Metasurface for Simultaneous Sensing and Reconfigurable Reflections. 2025 January abs/2501.14042 CoRR https://doi.org/10.48550/arXiv.2501.14042 db/journals/corr/corr2501.html#abs-2501-14042 streams/journals/corr

Ioannis Papoutsidakis George C. Alexandropoulos On the Rate-Exponent Region of Integrated Sensing and Communications With Variable-Length Coding. 2025 January abs/2501.14452 CoRR https://doi.org/10.48550/arXiv.2501.14452 db/journals/corr/corr2501.html#abs-2501-14452 streams/journals/corr

Dimitris Vordonis Dimitris Kompostiotis Vassilis Paliouras George C. Alexandropoulos Florin Grec Evaluating Beam Sweeping for AoA Estimation with an RIS Prototype: Indoor/Outdoor Field Trials. 2025 February abs/2502.10671 CoRR https://doi.org/10.48550/arXiv.2502.10671 db/journals/corr/corr2502.html#abs-2502-10671 streams/journals/corr

George C. Alexandropoulos Ioannis Gavras Extremely Large Full Duplex MIMO for Simultaneous Downlink Communications and Monostatic Sensing at Sub-THz Frequencies. 2025 February abs/2502.10693 CoRR https://doi.org/10.48550/arXiv.2502.10693 db/journals/corr/corr2502.html#abs-2502-10693 streams/journals/corr

Kyriakos Stylianopoulos Panagiotis N. Gavriilidis Gabriele Gradoni George C. Alexandropoulos Graph-CNNs for RF Imaging: Learning the Electric Field Integral Equations. 2025 March abs/2503.14439 CoRR https://doi.org/10.48550/arXiv.2503.14439 db/journals/corr/corr2503.html#abs-2503-14439 streams/journals/corr

Han Xiao Xiaoyan Hu 0002 Kai-Kit Wong Hanjiang Hong George C. Alexandropoulos Chan-Byoung Chae Fluid Reconfigurable Intelligent Surfaces: Joint On-Off Selection and Beamforming with Discrete Phase Shifts. 2025 March abs/2503.14601 CoRR https://doi.org/10.48550/arXiv.2503.14601 db/journals/corr/corr2503.html#abs-2503-14601 streams/journals/corr

George Stamatelis Angelos-Nikolaos Kanatas George C. Alexandropoulos Multi-Agent Actor-Critic with Harmonic Annealing Pruning for Dynamic Spectrum Access Systems. 2025 March abs/2503.15172 CoRR https://doi.org/10.48550/arXiv.2503.15172 db/journals/corr/corr2503.html#abs-2503-15172 streams/journals/corr

Nanchi Su Fan Liu 0005 Jiaqi Zou Christos Masouros George C. Alexandropoulos Alain Mourad Javier Lorca Hernando Qinyu Zhang 0001 Tse-Tin Chan Integrating Sensing and Communications in 6G? Not Until It Is Secure to Do So. 2025 March abs/2503.15243 CoRR https://doi.org/10.48550/arXiv.2503.15243 db/journals/corr/corr2503.html#abs-2503-15243 streams/journals/corr

Xueyao Zhang Bo Yang 0035 Xuelin Cao Zhiwen Yu 0001 George C. Alexandropoulos Yan Zhang 0002 Mérouane Debbah Chau Yuen Multi-Agent Deep Reinforcement Learning for Safe Autonomous Driving with RICS-Assisted MEC. 2025 March abs/2503.19418 CoRR https://doi.org/10.48550/arXiv.2503.19418 db/journals/corr/corr2503.html#abs-2503-19418 streams/journals/corr

Kyriakos Stylianopoulos Paolo Di Lorenzo George C. Alexandropoulos Over-the-Air Edge Inference via End-to-End Metasurfaces-Integrated Artificial Neural Networks. 2025 April abs/2504.00233 CoRR https://doi.org/10.48550/arXiv.2504.00233 db/journals/corr/corr2504.html#abs-2504-00233 streams/journals/corr

Kyriakos Stylianopoulos George C. Alexandropoulos Universal Approximation with XL MIMO Systems: OTA Classification via Trainable Analog Combining. 2025 April abs/2504.12758 CoRR https://doi.org/10.48550/arXiv.2504.12758 db/journals/corr/corr2504.html#abs-2504-12758 streams/journals/corr

Sofia I. Inácio Yihan Ma 0003 Qi Luo Luca Lucci Awanish Kumar Jose-Luis Gonzalez Jimenez Bruno Reig Alexandre Siligaris Denis Mercier Jonas Deuermeier Asal Kiazadeh Verónica Lain-Rubio Oleg Cojocari Tung D. Phan Ping Jack Soh Sérgio A. Matos George C. Alexandropoulos Luís M. Pessoa Antonio Clemente Evaluation of Switching Technologies for Reflective and Transmissive RISs at Sub-THz Frequencies. 2025 April abs/2504.20175 CoRR https://doi.org/10.48550/arXiv.2504.20175 db/journals/corr/corr2504.html#abs-2504-20175 streams/journals/corr

Farshad Rostami Ghadi Kai-Kit Wong Masoud Kaveh Francisco Javier López-Martínez Chan-Byoung Chae George C. Alexandropoulos FIRES: Fluid Integrated Reflecting and Emitting Surfaces. 2025 May abs/2505.13616 CoRR https://doi.org/10.48550/arXiv.2505.13616 db/journals/corr/corr2505.html#abs-2505-13616 streams/journals/corr

Kaining Wang Bo Yang 0035 Yusheng Lei Zhiwen Yu 0001 Xuelin Cao George C. Alexandropoulos Marco Di Renzo Chau Yuen Dynamical ON-OFF Control with Trajectory Prediction for Multi-RIS Wireless Networks. 2025 May abs/2505.20887 CoRR https://doi.org/10.48550/arXiv.2505.20887 db/journals/corr/corr2505.html#abs-2505-20887 streams/journals/corr

Farshad Rostami Ghadi Kai-Kit Wong Francisco Javier López-Martínez George C. Alexandropoulos Chan-Byoung Chae Performance Analysis of Wireless Communication Systems Assisted by Fluid Reconfigurable Intelligent Surfaces. 2025 May abs/2505.23680 CoRR https://doi.org/10.48550/arXiv.2505.23680 db/journals/corr/corr2505.html#abs-2505-23680 streams/journals/corr

George C. Alexandropoulos Konstantinos D. Katsanos Evangelos Vlachos Receiving RISs: Enabling Channel Estimation and Autonomous Configuration. 2025 June abs/2506.10662 CoRR https://doi.org/10.48550/arXiv.2506.10662 db/journals/corr/corr2506.html#abs-2506-10662 streams/journals/corr

Hao Liu 0069 Bo Yang 0035 Zhiwen Yu 0001 Xuelin Cao George C. Alexandropoulos Yan Zhang 0002 Chau Yuen AI-Empowered Channel Generation for IoV Semantic Communications in Dynamic Conditions. 2025 July abs/2507.02013 CoRR https://doi.org/10.48550/arXiv.2507.02013 db/journals/corr/corr2507.html#abs-2507-02013 streams/journals/corr

Recep Akif Tasçi Panagiotis N. Gavriilidis Ertugrul Basar George C. Alexandropoulos Active RISs: Modeling and Optimization. 2025 July abs/2507.16499 CoRR https://doi.org/10.48550/arXiv.2507.16499 db/journals/corr/corr2507.html#abs-2507-16499 streams/journals/corr

Aris L. Moustakas George C. Alexandropoulos Multi-RIS-Empowered Communication Systems: Capacity Analysis and Optimization. 2025 July abs/2507.16767 CoRR https://doi.org/10.48550/arXiv.2507.16767 db/journals/corr/corr2507.html#abs-2507-16767 streams/journals/corr

Rui Zhu Yuexing Peng Peng Wang 0008 George C. Alexandropoulos Wenbo Wang 0007 Wei Xiang 0001 U-PINet: End-to-End Hierarchical Physics-Informed Learning With Sparse Graph Coupling for 3D EM Scattering Modeling. 2025 August abs/2508.03774 CoRR https://doi.org/10.48550/arXiv.2508.03774 db/journals/corr/corr2508.html#abs-2508-03774 streams/journals/corr

Sushil Kumar Soumya P. Dash George C. Alexandropoulos SKR Analysis of MIMO FSO Systems with One- and Two-way CV-QKD Protocols in Hybrid Quantum Noise Environment. 2025 September abs/2509.07408 CoRR https://doi.org/10.48550/arXiv.2509.07408 db/journals/corr/corr2509.html#abs-2509-07408 streams/journals/corr

Xueyao Zhang Bo Yang 0035 Zhiwen Yu 0001 Xuelin Cao George C. Alexandropoulos Mérouane Debbah Chau Yuen Cooperative Target Detection with AUVs: A Dual-Timescale Hierarchical MARDL Approach. 2025 September abs/2509.13381 CoRR https://doi.org/10.48550/arXiv.2509.13381 db/journals/corr/corr2509.html#abs-2509-13381 streams/journals/corr

Kyriakos Stylianopoulos George C. Alexandropoulos Integrating Stacked Intelligent Metasurfaces and Power Control for Dynamic Edge Inference via Over-The-Air Neural Networks. 2025 September abs/2509.18906 CoRR https://doi.org/10.48550/arXiv.2509.18906 db/journals/corr/corr2509.html#abs-2509-18906 streams/journals/corr

George Stamatelis Hui Chen 0014 Henk Wymeersch George C. Alexandropoulos Joint Active RIS Configuration and User Power Control for Localization: A Neuroevolution-Based Approach. 2025 October abs/2510.13819 CoRR https://doi.org/10.48550/arXiv.2510.13819 db/journals/corr/corr2510.html#abs-2510-13819 streams/journals/corr

Xueyao Zhang Bo Yang 0035 Zhiwen Yu 0001 Xuelin Cao Wei Xiang 0001 Bin Guo 0001 Liang Wang 0017 Billy Pik Lik Lau George C. Alexandropoulos Jun Luo Mérouane Debbah Zhu Han 0001 Chau Yuen Joint Optimization of Cooperation Efficiency and Communication Covertness for Target Detection with AUVs. 2025 October abs/2510.18225 CoRR https://doi.org/10.48550/arXiv.2510.18225 db/journals/corr/corr2510.html#abs-2510-18225 streams/journals/corr

Kaining Wang Bo Yang 0035 Yusheng Lei Zhiwen Yu 0001 Xuelin Cao Liang Wang 0017 Bin Guo 0001 George C. Alexandropoulos Mérouane Debbah Zhu Han 0001 3D Gaussian Radiation Field Modeling for Integrated RIS-FAS Systems: Analysis and Optimization. 2025 November abs/2511.01373 CoRR https://doi.org/10.48550/arXiv.2511.01373 db/journals/corr/corr2511.html#abs-2511-01373 streams/journals/corr

Panagiotis N. Gavriilidis Kyriakos Stylianopoulos George C. Alexandropoulos MIMO Communications with 1-bit RIS: Asymptotic Analysis and Over-the-Air Channel Diagonalization. 2025 November abs/2511.08534 CoRR https://doi.org/10.48550/arXiv.2511.08534 db/journals/corr/corr2511.html#abs-2511-08534 streams/journals/corr

Rui Zhu Yuexing Peng George C. Alexandropoulos Wenbo Wang 0007 Wei Xiang 0001 Learning the Basis: A Kolmogorov-Arnold Network Approach Embedding Green's Function Priors. 2025 November abs/2511.08655 CoRR https://doi.org/10.48550/arXiv.2511.08655 db/journals/corr/corr2511.html#abs-2511-08655 streams/journals/corr

George Stamatelis George C. Alexandropoulos Filtering Jump Markov Systems with Partially Known Dynamics: A Model-Based Deep Learning Approach. 2025 November abs/2511.09569 CoRR https://doi.org/10.48550/arXiv.2511.09569 db/journals/corr/corr2511.html#abs-2511-09569 streams/journals/corr

Panagiotis N. Gavriilidis George C. Alexandropoulos Sensing-Aided Near-Field Beam Tracking. 2025 December abs/2512.00655 CoRR https://doi.org/10.48550/arXiv.2512.00655 db/journals/corr/corr2512.html#abs-2512-00655 streams/journals/corr

Mario Edoardo Pandolfo Kyriakos Stylianopoulos George C. Alexandropoulos Paolo Di Lorenzo Over-the-Air Semantic Alignment with Stacked Intelligent Metasurfaces. 2025 December abs/2512.05657 CoRR https://doi.org/10.48550/arXiv.2512.05657 db/journals/corr/corr2512.html#abs-2512-05657 streams/journals/corr

George C. Alexandropoulos Kostantinos D. Katsanos George Stamatelis Ioannis Gavras RIS-Enabled Smart Wireless Environments: Fundamentals and Distributed Optimization. 2025 December abs/2512.18788 CoRR https://doi.org/10.48550/arXiv.2512.18788 db/journals/corr/corr2512.html#abs-2512-18788 streams/journals/corr

Kyriakos Stylianopoulos Paolo Di Lorenzo George C. Alexandropoulos Over-the-Air Goal-Oriented Communications. 2025 December abs/2512.20533 CoRR https://doi.org/10.48550/arXiv.2512.20533 db/journals/corr/corr2512.html#abs-2512-20533 streams/journals/corr

Alireza Ghaneizadeh Panagiotis N. Gavriilidis Mojtaba Joodaki George C. Alexandropoulos Metasurface Energy Harvesters: State-of-the-Art Designs and Their Potential for Energy Sustainable Reconfigurable Intelligent Surfaces. 160464-160494 2024 12 IEEE Access https://doi.org/10.1109/ACCESS.2024.3467702 db/journals/access/access12.html#GhaneizadehGJA24 streams/journals/access

Rohit Singh 0008 Aryan Kaushik Wonjae Shin George C. Alexandropoulos Mesut Toka Marco Di Renzo Indexed Multiple Access with Reconfigurable Intelligent Surfaces: The Reflection Tuning Potential. 120-126 2024 April 62 IEEE Commun. Mag. 4 https://doi.org/10.1109/MCOM.020.2300073 db/journals/cm/cm62.html#SinghKSATR24

Tierui Gong Panagiotis N. Gavriilidis Ran Ji Chongwen Huang George C. Alexandropoulos Li Wei 0007 Zhaoyang Zhang 0001 Mérouane Debbah H. Vincent Poor Chau Yuen Holographic MIMO Communications: Theoretical Foundations, Enabling Technologies, and Future Directions. 196-257 2024 Firstquarter 26 IEEE Commun. Surv. Tutorials 1 https://doi.org/10.1109/COMST.2023.3309529 db/journals/comsur/comsur26.html#GongGJHAWZDPY24

Fabio Saggese Victor Croisfelt Kyriakos Stylianopoulos George C. Alexandropoulos Petar Popovski Control Plane for Reconfigurable Intelligent Surfaces. 24-30 2024 December 8 IEEE Commun. Stand. Mag. 4 https://doi.org/10.1109/MCOMSTD.0001.2400028 db/journals/csm/csm8.html#SaggeseCSAP24 streams/journals/csm

Antonino Masaracchia Dang Van Huynh George C. Alexandropoulos Berk Canberk Octavia A. Dobre Trung Q. Duong Toward the Metaverse Realization in 6G: Orchestration of RIS-Enabled Smart Wireless Environments via Digital Twins. 22-28 2024 March 7 IEEE Internet Things Mag. 2 https://doi.org/10.1109/IOTM.001.2300128 db/journals/iotm/iotm7.html#MasaracchiaVACDD24

Konstantinos D. Katsanos Paolo Di Lorenzo George C. Alexandropoulos Multi-RIS-Empowered Multiple Access: A Distributed Sum-Rate Maximization Approach. 1324-1338 2024 October 18 IEEE J. Sel. Top. Signal Process. 7 https://doi.org/10.1109/JSTSP.2024.3455102 db/journals/jstsp/jstsp18.html#KatsanosLA24 streams/journals/jstsp

Fabio Saggese Victor Croisfelt Radoslaw Kotaba Kyriakos Stylianopoulos George C. Alexandropoulos Petar Popovski On the Impact of Control Signaling in RIS-Empowered Wireless Communications. 4383-4399 2024 5 IEEE Open J. Commun. Soc. https://doi.org/10.1109/OJCOMS.2024.3430065 db/journals/ojcs/ojcs5.html#SaggeseCKSAP24 streams/journals/ojcs

Suneel Yadav Ashutosh Kumar Yadav Radhika Gour George C. Alexandropoulos Devendra Singh Gurjar Two-way communications empowered by reconfigurable intelligent surfaces and direct link: Outage analysis under hardware impairments and Nakagami-m fading. 102352 2024 64 Phys. Commun. https://doi.org/10.1016/j.phycom.2024.102352 db/journals/phycomm/phycomm64.html#YadavYGAG24 streams/journals/phycomm

Besma Smida George C. Alexandropoulos Taneli Riihonen Md Atiqul Islam In-Band Full-Duplex Multiple-Input Multiple-Output Systems for Simultaneous Communications and Sensing: Challenges, methods, and future perspectives [Special Issue on Signal Processing for the Integrated Sensing and Communications Revolution]. 8-16 2024 September 41 IEEE Signal Process. Mag. 5 https://doi.org/10.1109/MSP.2024.3449565 db/journals/spm/spm41.html#SmidaARI24 streams/journals/spm

Sarbani Ghose Deepak Mishra 0001 Santi P. Maity George C. Alexandropoulos Jointly Optimal RIS Placement and Power Allocation for Underlay D2D Communications: An Outage Probability Minimization Approach. 622-633 2024 April 10 IEEE Trans. Cogn. Commun. Netw. 2 https://doi.org/10.1109/TCCN.2023.3333351 db/journals/tccn/tccn10.html#GhoseMMA24

Reza Ghazalian Hui Chen 0014 George C. Alexandropoulos Gonzalo Seco-Granados Henk Wymeersch Riku Jäntti Joint User Localization and Location Calibration of a Hybrid Reconfigurable Intelligent Surface. 1435-1440 2024 January 73 IEEE Trans. Veh. Technol. 1 https://doi.org/10.1109/TVT.2023.3306936 db/journals/tvt/tvt73.html#GhazalianCASWJ24

Reza Ghazalian George C. Alexandropoulos Gonzalo Seco-Granados Henk Wymeersch Riku Jäntti Joint 3D User and 6D Hybrid Reconfigurable Intelligent Surface Localization. 15302-15317 2024 October 73 IEEE Trans. Veh. Technol. 10 https://doi.org/10.1109/TVT.2024.3414933 db/journals/tvt/tvt73.html#GhazalianASWJ24 streams/journals/tvt

Hyowon Kim Hui Chen 0014 Musa Furkan Keskin Yu Ge 0002 Kamran Keykhosravi George C. Alexandropoulos Sunwoo Kim 0001 Henk Wymeersch RIS-Enabled and Access-Point-Free Simultaneous Radio Localization and Mapping. 3344-3360 2024 April 23 IEEE Trans. Wirel. Commun. 4 https://doi.org/10.1109/TWC.2023.3307455 db/journals/twc/twc23.html#KimCKGKAKW24

Antonin Rabault Luc Le Magoarou Jérôme Sol George C. Alexandropoulos Nir Shlezinger H. Vincent Poor Philipp del Hougne On the Tacit Linearity Assumption in Common Cascaded Models of RIS-Parametrized Wireless Channels. 10001-10014 2024 August 23 IEEE Trans. Wirel. Commun. 8 https://doi.org/10.1109/TWC.2024.3367953 db/journals/twc/twc23.html#RabaultMSASPH24 streams/journals/twc

Jie Xu 0045 Li You 0001 George C. Alexandropoulos Xinping Yi Wenjin Wang 0001 Xiqi Gao 0001 Near-Field Wideband Extremely Large-Scale MIMO Transmissions With Holographic Metasurface-Based Antenna Arrays. 12054-12067 2024 September 23 IEEE Trans. Wirel. Commun. 9 https://doi.org/10.1109/TWC.2024.3387709 db/journals/twc/twc23.html#XuYAYWG24 streams/journals/twc

Qiang Li 0020 Yehuai Feng Miaowen Wen Jinming Wen George C. Alexandropoulos Ertugrul Basar H. Vincent Poor Cooperative Backscatter Communications With Reconfigurable Intelligent Surfaces: An APSK Approach. 16218-16233 2024 November 23 IEEE Trans. Wirel. Commun. 11 https://doi.org/10.1109/TWC.2024.3438874 db/journals/twc/twc23.html#LiFWWABP24 streams/journals/twc

Aris L. Moustakas George C. Alexandropoulos MIMO MAC Empowered by Reconfigurable Intelligent Surfaces: Capacity Region and Large System Analysis. 19245-19258 2024 December 23 IEEE Trans. Wirel. Commun. 12 https://doi.org/10.1109/TWC.2024.3480984 db/journals/twc/twc23.html#MoustakasA24 streams/journals/twc

Murat Bayraktar Nuria González-Prelcic George C. Alexandropoulos Hao Chen 0010 RIS-Aided Joint Channel Estimation and Localization at mmWave Under Hardware Impairments: A Dictionary Learning-Based Approach. 19696-19712 2024 December 23 IEEE Trans. Wirel. Commun. 12 https://doi.org/10.1109/TWC.2024.3486007 db/journals/twc/twc23.html#BayraktarPAC24 streams/journals/twc

George C. Alexandropoulos Nir Shlezinger Idban Alamzadeh Mohammadreza F. Imani Haiyang Zhang 0001 Yonina C. Eldar Hybrid Reconfigurable Intelligent Metasurfaces: Enabling Simultaneous Tunable Reflections and Sensing for 6G Wireless Communications. 75-84 2024 March 19 IEEE Veh. Technol. Mag. 1 https://doi.org/10.1109/MVT.2023.3332580 db/journals/vtm/vtm19.html#AlexandropoulosSAIZE24

Ertugrul Basar George C. Alexandropoulos Yuanwei Liu Qingqing Wu 0001 Shi Jin 0002 Chau Yuen Octavia A. Dobre Robert Schober Reconfigurable Intelligent Surfaces for 6G: Emerging Hardware Architectures, Applications, and Open Challenges. 27-47 2024 September 19 IEEE Veh. Technol. Mag. 3 https://doi.org/10.1109/MVT.2024.3415570 db/journals/vtm/vtm19.html#BasarALWJYDS24 streams/journals/vtm

Tierui Gong Li Wei 0007 Chongwen Huang George C. Alexandropoulos Mérouane Debbah Chau Yuen Near-Field Channel Modeling for Holographic Mimo Communications. 108-116 2024 June 31 IEEE Wirel. Commun. 3 https://doi.org/10.1109/MWC.005.2300457 db/journals/wc/wc31.html#GongWHADY24

Emilio Calvanese Strinati George C. Alexandropoulos Giyyarpuram Madhusudan Philippe Sehier Sami Mekki Vincenzo Sciancalepore Maximilian Stark Mohamed Sana Benoît Denis Maurizio Crozzoli Navid Amani Placido Mursia Raffaele D'Errico Mauro Renato Boldi Francesca Costanzo Francois Rivet Henk Wymeersch Distributed Intelligent Integrated Sensing and Communications: The 6G-DISAC Approach. 392-397 2024 EuCNC/6G Summit https://doi.org/10.1109/EuCNC/6GSummit60053.2024.10597016 conf/eucnc/2024 db/conf/eucnc/eucnc2024.html#StrinatiAMSMSSSDCAMDBCR24 streams/conf/eucnc Mohamadreza Delbari George C. Alexandropoulos Robert Schober H. Vincent Poor Vahid Jamali Near-Field Multipath MIMO Channel Model for Imperfect Surface Reflection. 1-7 2024 GLOBECOM (Workshops) https://doi.org/10.1109/GCWkshp64532.2024.11101277 conf/globecom/2024w db/conf/globecom/globecom2024w.html#DelbariASPJ24 streams/conf/globecom Yaela Gabay Nir Shlezinger Tirza Routtenberg Yasaman Ghasempour George C. Alexandropoulos Yonina C. Eldar Leaky Waveguide Antennas for Downlink Wideband THz Communications. 9111-9115 2024 ICASSP https://doi.org/10.1109/ICASSP48485.2024.10446735 conf/icassp/2024 db/conf/icassp/icassp2024.html#GabaySRGAE24 Panagiotis N. Gavriilidis Italo Atzeni George C. Alexandropoulos Metasurface-Based Receivers with 1-bit ADCS for multi-user Uplink Communications. 9141-9145 2024 ICASSP https://doi.org/10.1109/ICASSP48485.2024.10447070 conf/icassp/2024 db/conf/icassp/icassp2024.html#GavriilidisAA24 Ioannis Gavras Italo Atzeni George C. Alexandropoulos Near-Field Localization with 1-bit Quantized Hybrid A/D Reception. 13286-13290 2024 ICASSP https://doi.org/10.1109/ICASSP48485.2024.10448482 conf/icassp/2024 db/conf/icassp/icassp2024.html#GavrasAA24 Ioannis Gavras George C. Alexandropoulos Joint Near-Field Target Tracking and Communications with full Duplex Holographic MIMO. 13301-13305 2024 ICASSP https://doi.org/10.1109/ICASSP48485.2024.10446188 conf/icassp/2024 db/conf/icassp/icassp2024.html#GavrasA24 George Stamatelis Angelos-Nikolaos Kanatas Ioannis Asprogerakas George C. Alexandropoulos Single- and Multi-Agent Private Active Sensing: A Deep Neuroevolution Approach. 1036-1041 2024 ICC Workshops https://doi.org/10.1109/ICCWorkshops59551.2024.10615506 conf/icc/2024w db/conf/icc/icc2024w.html#StamatelisKAA24 Dilki Wijekoon Amine Mezghani George C. Alexandropoulos Ekram Hossain 0001 Electromagnetically-Consistent Modeling and Optimization of Mutual Coupling in RIS-Assisted Multi-User MIMO Communication Systems. 1737-1742 2024 ICC Workshops https://doi.org/10.1109/ICCWorkshops59551.2024.10615264 conf/icc/2024w db/conf/icc/icc2024w.html#WijekoonMA024 Hao Liu 0069 Jiancheng An 0001 Derrick Wing Kwan Ng George C. Alexandropoulos Lu Gan 0003 DRL-Based Orchestration of Multi-User MISO Systems with Stacked Intelligent Metasurfaces. 4991-4996 2024 ICC https://doi.org/10.1109/ICC51166.2024.10622385 conf/icc/2024 db/conf/icc/icc2024.html#LiuANA024 Jiguang He Aymen Fakhreddine George C. Alexandropoulos RIS-Augmented Millimeter-Wave MIMO Systems for Passive Drone Detection. 1-6 2024 PIMRC https://doi.org/10.1109/PIMRC59610.2024.10817446 conf/pimrc/2024 db/conf/pimrc/pimrc2024.html#HeFA24 Ioannis Gavras George C. Alexandropoulos Simultaneous Near-Field THz Communications and Sensing with Full Duplex Metasurface Transceivers. 126-130 2024 SPAWC https://doi.org/10.1109/SPAWC60668.2024.10694467 conf/spawc/2024 db/conf/spawc/spawc2024.html#GavrasA24 streams/conf/spawc Konstantinos D. Katsanos Paolo Di Lorenzo George C. Alexandropoulos The Interference Broadcast Channel with Reconfigurable Intelligent Surfaces: A Cooperative Sum-Rate Maximization Approach. 551-555 2024 SPAWC https://doi.org/10.1109/SPAWC60668.2024.10694582 conf/spawc/2024 db/conf/spawc/spawc2024.html#KatsanosLA24 streams/conf/spawc Kyriakos Stylianopoulos Panagiotis N. Gavriilidis George C. Alexandropoulos Asymptotically Optimal Closed-Form Phase Configuration of 1-bit RISs via Sign Alignment. 746-750 2024 SPAWC https://doi.org/10.1109/SPAWC60668.2024.10694052 conf/spawc/2024 db/conf/spawc/spawc2024.html#StylianopoulosGA24 streams/conf/spawc Bo Yang 0035 Xueyao Zhang Zhiwen Yu 0001 Xuelin Cao Chongwen Huang George C. Alexandropoulos Yan Zhang 0002 Mérouane Debbah Chau Yuen Reconfigurable Intelligent Computational Surfaces for MEC-Assisted Autonomous Driving Networks. 1-6 2024 WCNC https://doi.org/10.1109/WCNC57260.2024.10570740 conf/wcnc/2024 db/conf/wcnc/wcnc2024.html#YangZYCHAZDY24

Reza Ghazalian George C. Alexandropoulos Gonzalo Seco-Granados Henk Wymeersch Riku Jäntti Joint 3D User and 6D Hybrid Reconfigurable Intelligent Surface Localization. 2024 abs/2401.03852 CoRR https://doi.org/10.48550/arXiv.2401.03852 db/journals/corr/corr2401.html#abs-2401-03852

Panagiotis N. Gavriilidis Italo Atzeni George C. Alexandropoulos Metasurface-Based Receivers with 1-bit ADCs for Multi-User Uplink Communications. 2024 abs/2401.07988 CoRR https://doi.org/10.48550/arXiv.2401.07988 db/journals/corr/corr2401.html#abs-2401-07988

Mohamadreza Delbari George C. Alexandropoulos Robert Schober Vahid Jamali Far- versus Near-Field RIS Modeling and Beam Design. 2024 abs/2401.08237 CoRR https://doi.org/10.48550/arXiv.2401.08237 db/journals/corr/corr2401.html#abs-2401-08237

Ioannis Gavras Italo Atzeni George C. Alexandropoulos Near-Field Localization with 1-bit Quantized Hybrid A/D Reception. 2024 abs/2401.12029 CoRR https://doi.org/10.48550/arXiv.2401.12029 db/journals/corr/corr2401.html#abs-2401-12029

Ioannis Gavras George C. Alexandropoulos Joint Near-Field Target Tracking and Communications with Full Duplex Holographic MIMO. 2024 abs/2401.12036 CoRR https://doi.org/10.48550/arXiv.2401.12036 db/journals/corr/corr2401.html#abs-2401-12036

Nanchi Su Fan Liu 0005 Christos Masouros George C. Alexandropoulos Yifeng Xiong Qinyu Zhang 0001 Secure ISAC MIMO Systems: Exploiting Interference With Bayesian Cramér-Rao Bound Optimization. 2024 abs/2401.16778 CoRR https://doi.org/10.48550/arXiv.2401.16778 db/journals/corr/corr2401.html#abs-2401-16778

Bo Yang 0035 Xueyao Zhang Zhiwen Yu 0001 Xuelin Cao Chongwen Huang George C. Alexandropoulos Yan Zhang 0002 Mérouane Debbah Chau Yuen Reconfigurable Intelligent Computational Surfaces for MEC-Assisted Autonomous Driving Networks. 2024 abs/2402.00398 CoRR https://doi.org/10.48550/arXiv.2402.00398 db/journals/corr/corr2402.html#abs-2402-00398

Emilio Calvanese Strinati George C. Alexandropoulos Navid Amani Maurizio Crozzoli Giyyarpuram Madhusudan Sami Mekki Francois Rivet Vincenzo Sciancalepore Philippe Sehier Maximilian Stark Henk Wymeersch Towards Distributed and Intelligent Integrated Sensing and Communications for 6G Networks. 2024 abs/2402.11630 CoRR https://doi.org/10.48550/arXiv.2402.11630 db/journals/corr/corr2402.html#abs-2402-11630

Qiang Li 0020 Yehuai Feng Miaowen Wen Jinming Wen George C. Alexandropoulos Ertugrul Basar H. Vincent Poor Cooperative Backscatter Communications with Reconfigurable Intelligent Surfaces: An APSK Approach. 2024 abs/2402.11870 CoRR https://doi.org/10.48550/arXiv.2402.11870 db/journals/corr/corr2402.html#abs-2402-11870

Sérgio A. Matos Yihan Ma 0003 Qi Luo Jonas Deuermeier Luca Lucci Panagiotis N. Gavriilidis Asal Kiazadeh Verónica Lain-Rubio Tung D. Phan Ping Jack Soh Antonio Clemente Luís M. Pessoa George C. Alexandropoulos Reconfigurable Intelligent Surfaces for THz: Hardware Impairments and Switching Technologies. 2024 abs/2402.13804 CoRR https://doi.org/10.48550/arXiv.2402.13804 db/journals/corr/corr2402.html#abs-2402-13804

George C. Alexandropoulos Antonio Clemente Sérgio A. Matos Ryan Husbands Sean Ahearne Qi Luo Verónica Lain-Rubio Thomas Kürner Luís M. Pessoa Reconfigurable Intelligent Surfaces for THz: Hardware Design and Signal Processing Challenges. 2024 abs/2403.07889 CoRR https://doi.org/10.48550/arXiv.2403.07889 db/journals/corr/corr2403.html#abs-2403-07889

Tierui Gong Li Wei 0007 Chongwen Huang George C. Alexandropoulos Mérouane Debbah Chau Yuen Near-Field Channel Modeling for Holographic MIMO Communications. 2024 abs/2403.09411 CoRR https://doi.org/10.48550/arXiv.2403.09411 db/journals/corr/corr2403.html#abs-2403-09411

George Stamatelis Angelos-Nikolaos Kanatas Ioannis Asprogerakas George C. Alexandropoulos Single- and Multi-Agent Private Active Sensing: A Deep Neuroevolution Approach. 2024 abs/2403.10112 CoRR https://doi.org/10.48550/arXiv.2403.10112 db/journals/corr/corr2403.html#abs-2403-10112

Dilki Wijekoon Amine Mezghani George C. Alexandropoulos Ekram Hossain 0001 Electromagnetically-Consistent Modeling and Optimization of Mutual Coupling in RIS-Assisted Multi-User MIMO Communication Systems. 2024 abs/2404.04539 CoRR https://doi.org/10.48550/arXiv.2404.04539 db/journals/corr/corr2404.html#abs-2404-04539

Aristeides D. Papadopoulos Yihan Ma 0003 Qi Luo George C. Alexandropoulos Adaptive Polynomial Chaos Expansion for Uncertainty Quantification and Optimization of Horn Antennas at SubTHz Frequencies. 2024 abs/2404.04542 CoRR https://doi.org/10.48550/arXiv.2404.04542 db/journals/corr/corr2404.html#abs-2404-04542

Panagiotis N. Gavriilidis George C. Alexandropoulos Near-Field Beam Tracking with Extremely Large Dynamic Metasurface Antennas. 2024 abs/2406.01488 CoRR https://doi.org/10.48550/arXiv.2406.01488 db/journals/corr/corr2406.html#abs-2406-01488

Dilki Wijekoon Amine Mezghani George C. Alexandropoulos Ekram Hossain 0001 Physically-Consistent Modeling and Optimization of Non-local RIS-Assisted Multi-User MIMO Communication Systems. 2024 abs/2406.05617 CoRR https://doi.org/10.48550/arXiv.2406.05617 db/journals/corr/corr2406.html#abs-2406-05617

Ruiqi Liu 0002 Shuang Zheng Qingqing Wu 0001 Yifan Jiang 0003 Nan Zhang Yuanwei Liu Marco Di Renzo George C. Alexandropoulos Sustainable Wireless Networks via Reconfigurable Intelligent Surfaces (RISs): Overview of the ETSI ISG RIS. 2024 abs/2406.05647 CoRR https://doi.org/10.48550/arXiv.2406.05647 db/journals/corr/corr2406.html#abs-2406-05647 streams/journals/corr

Konstantinos D. Katsanos Paolo Di Lorenzo George C. Alexandropoulos Multi-RIS-Empowered Multiple Access: A Distributed Sum-Rate Maximization Approach. 2024 abs/2406.19334 CoRR https://doi.org/10.48550/arXiv.2406.19334 db/journals/corr/corr2406.html#abs-2406-19334 streams/journals/corr

Xueyao Zhang Bo Yang 0035 Zhiwen Yu 0001 Xuelin Cao George C. Alexandropoulos Yan Zhang 0002 Mérouane Debbah Chau Yuen Reconfigurable Intelligent Computational Surfaces for MEC-Assisted Autonomous Driving Networks: Design Optimization and Analysis. 2024 abs/2407.00933 CoRR https://doi.org/10.48550/arXiv.2407.00933 db/journals/corr/corr2407.html#abs-2407-00933 streams/journals/corr

Alireza Ghaneizadeh Panagiotis N. Gavriilidis Mojtaba Joodaki George C. Alexandropoulos Metasurface Energy Harvesters: State-of-the-Art Designs and Their Potential for Energy Sustainable Reconfigurable Intelligent Surfaces. 2024 abs/2407.14638 CoRR https://doi.org/10.48550/arXiv.2407.14638 db/journals/corr/corr2407.html#abs-2407-14638 streams/journals/corr

Hao Liu 0069 Jiancheng An 0001 George C. Alexandropoulos Derrick Wing Kwan Ng Chau Yuen Lu Gan 0003 Multi-User MISO with Stacked Intelligent Metasurfaces: A DRL-Based Sum-Rate Optimization Approach. 2024 abs/2408.04837 CoRR https://doi.org/10.48550/arXiv.2408.04837 db/journals/corr/corr2408.html#abs-2408-04837 streams/journals/corr

George Stamatelis Kyriakos Stylianopoulos George C. Alexandropoulos Multi-Branch Attention Convolutional Neural Network for Online RIS Configuration with Discrete Responses: A Neuroevolution Approach. 2024 abs/2409.01765 CoRR https://doi.org/10.48550/arXiv.2409.01765 db/journals/corr/corr2409.html#abs-2409-01765 streams/journals/corr

Konstantinos D. Katsanos Paolo Di Lorenzo George C. Alexandropoulos The Interference Broadcast Channel with Reconfigurable Intelligent Surfaces: A Cooperative Sum-Rate Maximization Approach. 2024 abs/2409.03841 CoRR https://doi.org/10.48550/arXiv.2409.03841 db/journals/corr/corr2409.html#abs-2409-03841 streams/journals/corr

Ting Zhang Bo Yang 0035 Zhiwen Yu 0001 Xuelin Cao George C. Alexandropoulos Yan Zhang 0002 Chau Yuen Computation Pre-Offloading for MEC-Enabled Vehicular Networks via Trajectory Prediction. 2024 abs/2409.17681 CoRR https://doi.org/10.48550/arXiv.2409.17681 db/journals/corr/corr2409.html#abs-2409-17681 streams/journals/corr

Besma Smida George C. Alexandropoulos Taneli Riihonen Md Atiqul Islam In-Band Full-Duplex MIMO Systems for Simultaneous Communications and Sensing: Challenges, Methods, and Future Perspectives. 2024 abs/2410.06512 CoRR https://doi.org/10.48550/arXiv.2410.06512 db/journals/corr/corr2410.html#abs-2410-06512 streams/journals/corr

Aris L. Moustakas George C. Alexandropoulos MIMO MAC Empowered by Reconfigurable Intelligent Surfaces: Capacity Region and Large System Analysis. 2024 abs/2410.07389 CoRR https://doi.org/10.48550/arXiv.2410.07389 db/journals/corr/corr2410.html#abs-2410-07389 streams/journals/corr

George Stamatelis Panagiotis N. Gavriilidis Aymen Fakhreddine George C. Alexandropoulos On the Detection of Non-Cooperative RISs: Scan B-Testing via Deep Support Vector Data Description. 2024 abs/2411.03237 CoRR https://doi.org/10.48550/arXiv.2411.03237 db/journals/corr/corr2411.html#abs-2411-03237 streams/journals/corr

Dimitris Kompostiotis Dimitris Vordonis Vassilis Paliouras George C. Alexandropoulos Florin Grec Evaluation of RIS-Enabled B5G/6G Indoor Positioning and Mapping using Ray Tracing Models. 2024 abs/2411.09440 CoRR https://doi.org/10.48550/arXiv.2411.09440 db/journals/corr/corr2411.html#abs-2411-09440 streams/journals/corr

George C. Alexandropoulos Bo Kum Jung Panagiotis N. Gavriilidis Sérgio A. Matos Lorenz H. W. Loeser Varvara Elesina Antonio Clemente Raffaele D'Errico Luís M. Pessoa Thomas Kürner Characterization of Indoor RIS-Assisted Channels at 304 GHz: Experimental Measurements, Challenges, and Future Directions. 2024 abs/2412.07359 CoRR https://doi.org/10.48550/arXiv.2412.07359 db/journals/corr/corr2412.html#abs-2412-07359 streams/journals/corr

Sambit Mishra Soumya P. Dash George C. Alexandropoulos Optimal Multi-Level ASK Modulations for RIS-Assisted Communications with Energy-Based Noncoherent Reception. 2024 abs/2412.17356 CoRR https://doi.org/10.48550/arXiv.2412.17356 db/journals/corr/corr2412.html#abs-2412-17356 streams/journals/corr

Sushil Kumar Soumya P. Dash Debasish Ghose George C. Alexandropoulos RIS-Assisted MIMO CV-QKD at THz Frequencies: Channel Estimation and SKR Analysis. 2024 abs/2412.18771 CoRR https://doi.org/10.48550/arXiv.2412.18771 db/journals/corr/corr2412.html#abs-2412-18771 streams/journals/corr

Hyuckjin Choi Jaeky Oh Jaehoon Chung George C. Alexandropoulos Junil Choi WiThRay: A Versatile Ray-Tracing Simulator for Smart Wireless Environments. 56822-56845 2023 11 IEEE Access https://doi.org/10.1109/ACCESS.2023.3283610 db/journals/access/access11.html#ChoiOCAC23

Hyuckjin Choi Jaeky Oh Jaehoon Chung George C. Alexandropoulos Junil Choi Corrections to "WiThRay: A Versatile Ray-Tracing Simulator for Smart Wireless Environments". 88852-88853 2023 11 IEEE Access https://doi.org/10.1109/ACCESS.2023.3305727 db/journals/access/access11.html#ChoiOCAC23a

Ali Mokh George C. Alexandropoulos Mohamed Kamoun Abdelwaheb Ourir Arnaud Tourin Mathias Fink Julien de Rosny Iterative Interference Cancellation for Time Reversal Division Multiple Access. 92788-92795 2023 11 IEEE Access https://doi.org/10.1109/ACCESS.2023.3300993 db/journals/access/access11.html#MokhAKOTFR23

Jindan Xu Chau Yuen Chongwen Huang Naveed Ul Hassan George C. Alexandropoulos Marco Di Renzo Mérouane Debbah Reconfiguring wireless environments via intelligent surfaces for 6G: reflection, modulation, and security. 2023 March 66 Sci. China Inf. Sci. 3 https://doi.org/10.1007/s11432-022-3626-5 db/journals/chinaf/chinaf66.html#XuYHHARD23

Hui Chen 0014 Hyowon Kim Mustafa Ammous Gonzalo Seco-Granados George C. Alexandropoulos Shahrokh Valaee Henk Wymeersch RISs and Sidelink Communications in Smart Cities: The Key to Seamless Localization and Sensing. 140-146 2023 August 61 IEEE Commun. Mag. 8 https://doi.org/10.1109/MCOM.001.2200970 db/journals/cm/cm61.html#ChenKASAVW23

Andreas Kunz Konstantinos Samdanis George C. Alexandropoulos Jaeseung Song Tarik Taleb Guest Editorial: 5G Advanced. 2-3 2023 March 7 IEEE Commun. Stand. Mag. 1 https://doi.org/10.1109/MCOMSTD.2023.10078074 db/journals/csm/csm7.html#KunzSAST23

Moustafa Rahal Benoît Denis Kamran Keykhosravi Musa Furkan Keskin Bernard Uguen George C. Alexandropoulos Henk Wymeersch Performance of RIS-aided near-field localization under beams approximation from real hardware characterization. 86 2023 December 2023 EURASIP J. Wirel. Commun. Netw. 1 https://doi.org/10.1186/s13638-023-02294-9 db/journals/ejwcn/ejwcn2023.html#RahalDKKUAW23

George C. Alexandropoulos Dinh-Thuy Phan-Huy Konstantinos D. Katsanos Maurizio Crozzoli Henk Wymeersch Petar Popovski Philippe Ratajczak Yohann Bénédic Marie-Hélène Hamon Sebastien Herraiz Gonzalez Placido Mursia Marco Rossanese Vincenzo Sciancalepore Jean-Baptiste Gros Sergio Terranova Gabriele Gradoni Paolo Di Lorenzo Moustafa Rahal Benoît Denis Raffaele D'Errico Antonio Clemente Emilio Calvanese Strinati RIS-enabled smart wireless environments: deployment scenarios, network architecture, bandwidth and area of influence. 103 2023 December 2023 EURASIP J. Wirel. Commun. Netw. 1 https://doi.org/10.1186/s13638-023-02295-8 db/journals/ejwcn/ejwcn2023.html#AlexandropoulosPKCWPRBHGMRSGTGLRD23

Jiguang He Aymen Fakhreddine George C. Alexandropoulos STAR-RIS-enabled simultaneous indoor and outdoor 3D localisation: Theoretical analysis and algorithmic design. 2023 April 17 IET Signal Process. 4 https://doi.org/10.1049/sil2.12209 db/journals/iet-spr/iet-spr17.html#HeFA23

Jiancheng An 0001 Chao Xu 0005 Derrick Wing Kwan Ng George C. Alexandropoulos Chongwen Huang Chau Yuen Lajos Hanzo Stacked Intelligent Metasurfaces for Efficient Holographic MIMO Communications in 6G. 2380-2396 2023 August 41 IEEE J. Sel. Areas Commun. 8 https://doi.org/10.1109/JSAC.2023.3288261 db/journals/jsac/jsac41.html#AnXNAHYH23

Besma Smida Ashutosh Sabharwal Gábor Fodor 0001 George C. Alexandropoulos Himal A. Suraweera Chan-Byoung Chae Guest Editorial Full Duplex and its Applications. 2725-2728 2023 September 41 IEEE J. Sel. Areas Commun. 9 https://doi.org/10.1109/JSAC.2023.3292659 db/journals/jsac/jsac41.html#SmidaSFASC23

Besma Smida Ashutosh Sabharwal Gábor Fodor 0001 George C. Alexandropoulos Himal A. Suraweera Chan-Byoung Chae Full-Duplex Wireless for 6G: Progress Brings New Opportunities and Challenges. 2729-2750 2023 September 41 IEEE J. Sel. Areas Commun. 9 https://doi.org/10.1109/JSAC.2023.3287612 db/journals/jsac/jsac41.html#SmidaSFASC23a

George C. Alexandropoulos Konstantinos D. Katsanos Miaowen Wen Daniel B. da Costa 0001 Counteracting Eavesdropper Attacks Through Reconfigurable Intelligent Surfaces: A New Threat Model and Secrecy Rate Optimization. 1285-1302 2023 4 IEEE Open J. Commun. Soc. https://doi.org/10.1109/OJCOMS.2023.3282814 db/journals/ojcs/ojcs4.html#AlexandropoulosKWC23

Sundeep Prabhakar Chepuri Nir Shlezinger Fan Liu 0005 George C. Alexandropoulos Stefano Buzzi Yonina C. Eldar Integrated Sensing and Communications With Reconfigurable Intelligent Surfaces: From signal modeling to processing. 41-62 2023 September 40 IEEE Signal Process. Mag. 6 https://doi.org/10.1109/MSP.2023.3279986 db/journals/spm/spm40.html#ChepuriSLABE23

Haiyang Zhang 0001 Nir Shlezinger George C. Alexandropoulos Avner Shultzman Idban Alamzadeh Mohammadreza F. Imani Yonina C. Eldar Channel Estimation With Hybrid Reconfigurable Intelligent Metasurfaces. 2441-2456 2023 April 71 IEEE Trans. Commun. 4 https://doi.org/10.1109/TCOMM.2023.3244213 db/journals/tcom/tcom71.html#ZhangSASAIE23

Jiguang He Aymen Fakhreddine Charles Vanwynsberghe Henk Wymeersch George C. Alexandropoulos 3D Localization With a Single Partially-Connected Receiving RIS: Positioning Error Analysis and Algorithmic Design. 13190-13202 2023 October 72 IEEE Trans. Veh. Technol. 10 https://doi.org/10.1109/TVT.2023.3275987 db/journals/tvt/tvt72.html#HeFVWA23

Li You 0001 Jie Xu 0045 George C. Alexandropoulos Jue Wang 0006 Wenjin Wang 0001 Xiqi Gao 0001 Energy Efficiency Maximization of Massive MIMO Communications With Dynamic Metasurface Antennas. 393-407 2023 22 IEEE Trans. Wirel. Commun. 1 https://doi.org/10.1109/TWC.2022.3194070 db/journals/twc/twc22.html#YouXAWWG23

Rashid Faqiri Chloé Saigre-Tardif George C. Alexandropoulos Nir Shlezinger Mohammadreza F. Imani Philipp del Hougne PhysFad: Physics-Based End-to-End Channel Modeling of RIS-Parametrized Environments With Adjustable Fading. 580-595 2023 22 IEEE Trans. Wirel. Commun. 1 https://doi.org/10.1109/TWC.2022.3196834 db/journals/twc/twc22.html#FaqiriSASIH23

Qiang Li 0020 Miaowen Wen Ertugrul Basar George C. Alexandropoulos Kyeong Jin Kim H. Vincent Poor Channel Estimation and Multipath Diversity Reception for RIS-Empowered Broadband Wireless Systems Based on Cyclic-Prefixed Single-Carrier Transmission. 5145-5156 2023 August 22 IEEE Trans. Wirel. Commun. 8 https://doi.org/10.1109/TWC.2022.3232072 db/journals/twc/twc22.html#LiWBAKP23

Aris L. Moustakas George C. Alexandropoulos Mérouane Debbah Reconfigurable Intelligent Surfaces and Capacity Optimization: A Large System Analysis. 8736-8750 2023 December 22 IEEE Trans. Wirel. Commun. 12 https://doi.org/10.1109/TWC.2023.3265420 db/journals/twc/twc22.html#MoustakasAD23

Li Wei 0007 Chongwen Huang George C. Alexandropoulos Zhaohui Yang 0001 Jun Yang 0058 Wei E. I. Sha Zhaoyang Zhang 0001 Mérouane Debbah Chau Yuen Tri-Polarized Holographic MIMO Surfaces for Near-Field Communications: Channel Modeling and Precoding Design. 8828-8842 2023 December 22 IEEE Trans. Wirel. Commun. 12 https://doi.org/10.1109/TWC.2023.3266298 db/journals/twc/twc22.html#WeiHAYYSZDY23

Kamran Keykhosravi Benoît Denis George C. Alexandropoulos Zhongxia Simon He Antonio Albanese 0001 Vincenzo Sciancalepore Henk Wymeersch Leveraging RIS-Enabled Smart Signal Propagation for Solving Infeasible Localization Problems: Scenarios, Key Research Directions, and Open Challenges. 20-28 2023 18 IEEE Veh. Technol. Mag. 2 https://doi.org/10.1109/MVT.2023.3237004 db/journals/vtm/vtm18.html#KeykhosraviDAH023

Bo Yang 0035 Xuelin Cao Jindan Xu Chongwen Huang George C. Alexandropoulos Linglong Dai Mérouane Debbah H. Vincent Poor Chau Yuen Reconfigurable Intelligent Computational Surfaces: When Wave Propagation Control Meets Computing. 120-128 2023 June 30 IEEE Wirel. Commun. 3 https://doi.org/10.1109/MWC.005.2200487 db/journals/wc/wc30.html#YangCXHADDPY23

Qi Zheng Miaowen Wen Qiang Li 0020 George C. Alexandropoulos Lexi Xu Progressive Channel Estimation for Single-Carrier Communications Aided by Reconfigurable Intelligent Surfaces. 1993-1997 2023 December 12 IEEE Wirel. Commun. Lett. 12 https://doi.org/10.1109/LWC.2023.3303250 db/journals/wcl/wcl12.html#ZhengWLAX23

Suneel Yadav Radhika Gour George C. Alexandropoulos Devendra Singh Gurjar Performance Analysis of RIS-Aided Two-Way Communications Under Hardware Impairments and Rayleigh Fading. 473-478 2023 ANTS https://doi.org/10.1109/ANTS59832.2023.10468784 conf/IEEEants/2023 db/conf/IEEEants/IEEEants2023.html#YadavGAG23 Muhammad Talha Besma Smida Md Atiqul Islam George C. Alexandropoulos Multi-Target Two-way Integrated Sensing and Communications with Full Duplex MIMO Radios. 1661-1667 2023 ACSSC https://doi.org/10.1109/IEEECONF59524.2023.10476923 conf/acssc/2023 db/conf/acssc/acssc2023.html#TalhaSIA23 Kyriakos Stylianopoulos Murat Bayraktar Nuria González-Prelcic George C. Alexandropoulos Autoregressive Attention Neural Networks for Non-Line-of-Sight User Tracking with Dynamic Metasurface Antennas. 391-395 2023 CAMSAP https://doi.org/10.1109/CAMSAP58249.2023.10403512 conf/camsap/2023 db/conf/camsap/camsap2023.html#StylianopoulosB23 Ioannis Gavras Md Atiqul Islam Besma Smida George C. Alexandropoulos Full Duplex Holographic MIMO for Near-Field Integrated Sensing and Communications. 700-704 2023 EUSIPCO https://doi.org/10.23919/EUSIPCO58844.2023.10289894 conf/eusipco/2023 db/conf/eusipco/eusipco2023.html#GavrasISA23 Fenghao Zhu Bohao Wang Zhaohui Yang 0001 Chongwen Huang Zhaoyang Zhang 0001 George C. Alexandropoulos Chau Yuen Mérouane Debbah Robust Millimeter Beamforming via Self-Supervised Hybrid Deep Learning. 915-919 2023 EUSIPCO https://doi.org/10.23919/EUSIPCO58844.2023.10289989 conf/eusipco/2023 db/conf/eusipco/eusipco2023.html#ZhuW0H0AYD23 Chandan Kumar Sheemar George C. Alexandropoulos Dirk Slock Jorge Querol Symeon Chatzinotas Full-Duplex-Enabled Joint Communications and Sensing with Reconfigurable Intelligent Surfaces. 1509-1513 2023 EUSIPCO https://doi.org/10.23919/EUSIPCO58844.2023.10289881 conf/eusipco/2023 db/conf/eusipco/eusipco2023.html#SheemarASQC23 Konstantinos D. Katsanos George C. Alexandropoulos Spatial Secrecy Spectral Efficiency Optimization Enabled by Reconfigurable Intelligent Surfaces. 1539-1543 2023 EUSIPCO https://doi.org/10.23919/EUSIPCO58844.2023.10289918 conf/eusipco/2023 db/conf/eusipco/eusipco2023.html#KatsanosA23 Sarbani Ghose Deepak Mishra 0001 Santi P. Maity George C. Alexandropoulos RIS Reflection and Placement Optimisation for Underlay D2D Communications in Cognitive Cellular Networks. 1-5 2023 ICASSP https://doi.org/10.1109/ICASSP49357.2023.10095527 conf/icassp/2023 db/conf/icassp/icassp2023.html#GhoseMMA23 Jiguang He Aymen Fakhreddine George C. Alexandropoulos Joint Channel and Direction Estimation for Ground-to-UAV Communications Enabled by a Simultaneous Reflecting and Sensing RIS. 1-5 2023 ICASSP https://doi.org/10.1109/ICASSP49357.2023.10096860 conf/icassp/2023 db/conf/icassp/icassp2023.html#HeFA23 Jiguang He Aymen Fakhreddine Henk Wymeersch George C. Alexandropoulos Compressed-Sensing-Based 3D Localization with Distributed Passive Reconfigurable Intelligent Surfaces. 1-5 2023 ICASSP https://doi.org/10.1109/ICASSP49357.2023.10096085 conf/icassp/2023 db/conf/icassp/icassp2023.html#HeFWA23 Kyriakos Stylianopoulos Mattia Merluzzi Paolo Di Lorenzo George C. Alexandropoulos Lyapunov-Driven Deep Reinforcement Learning for Edge Inference Empowered by Reconfigurable Intelligent Surfaces. 1-5 2023 ICASSP https://doi.org/10.1109/ICASSP49357.2023.10095112 conf/icassp/2023 db/conf/icassp/icassp2023.html#StylianopoulosMLA23 Abhishek Mondal Deepak Mishra 0001 Ganesh Prasad George C. Alexandropoulos Ashraf Hossain Reinforcement-Learning-Based UAV Utility Maximization for Offloading Cellular Communication Systems. 1069-1074 2023 ICC Workshops https://doi.org/10.1109/ICCWorkshops57953.2023.10283730 conf/icc/2023w db/conf/icc/icc2023w.html#MondalMPAH23 Dimitris Kompostiotis Dimitris Vordonis Vassilis Paliouras George C. Alexandropoulos Secrecy Rate Maximization in RIS-Enabled OFDM Wireless Communications: The Circuit-Based Reflection Model Case. 1529-1534 2023 ICC Workshops https://doi.org/10.1109/ICCWorkshops57953.2023.10283801 conf/icc/2023w db/conf/icc/icc2023w.html#KompostiotisVPA23 Hyowon Kim Alessio Fascista Hui Chen 0014 Yu Ge 0002 George C. Alexandropoulos Gonzalo Seco-Granados Henk Wymeersch RIS-Aided Monostatic Sensing and Object Detection with Single and Double Bounce Multipath. 1883-1889 2023 ICC Workshops https://doi.org/10.1109/ICCWorkshops57953.2023.10283494 conf/icc/2023w db/conf/icc/icc2023w.html#KimFCGASW23 Li Wei 0007 Chongwen Huang George C. Alexandropoulos Zhaohui Yang 0001 Jun Yang 0058 Wei E. I. Sha Mérouane Debbah Chau Yuen Channel Modeling and Multi-User Precoding for Tri-Polarized Holographic MIMO Communications. 2037-2042 2023 ICC https://doi.org/10.1109/ICC45041.2023.10278722 conf/icc/2023 db/conf/icc/icc2023.html#WeiHAYYSDY23 Reza Ghazalian Hui Chen 0014 George C. Alexandropoulos Gonzalo Seco-Granados Henk Wymeersch Riku Jäntti RIS Position and Orientation Estimation via Multi-Carrier Transmissions and Multiple Receivers. 2915-2920 2023 ICC https://doi.org/10.1109/ICC45041.2023.10279731 conf/icc/2023 db/conf/icc/icc2023.html#GhazalianCASWJ23

Antonin Rabault Luc Le Magoarou Jérôme Sol George C. Alexandropoulos Nir Shlezinger H. Vincent Poor Philipp del Hougne On the Tacit Linearity Assumption in Common Cascaded Models of RIS-Parametrized Wireless Channels. 2023 abs/2302.04993 CoRR https://doi.org/10.48550/arXiv.2302.04993 db/journals/corr/corr2302.html#abs-2302-04993

Li Wei 0007 Chongwen Huang George C. Alexandropoulos Zhaohui Yang 0001 Jun Yang 0058 Wei E. I. Sha Mérouane Debbah Chau Yuen Channel Modeling and Multi-User Precoding for Tri-Polarized Holographic MIMO Communications. 2023 abs/2302.05337 CoRR https://doi.org/10.48550/arXiv.2302.05337 db/journals/corr/corr2302.html#abs-2302-05337

Rohit Singh 0008 Aryan Kaushik Wonjae Shin George C. Alexandropoulos Mesut Toka Marco Di Renzo Indexed Multiple Access with Reconfigurable Intelligent Surfaces: The Reflection Tuning Potential. 2023 abs/2302.07476 CoRR https://doi.org/10.48550/arXiv.2302.07476 db/journals/corr/corr2302.html#abs-2302-07476

Ioannis Gavras Md Atiqul Islam Besma Smida George C. Alexandropoulos Full Duplex Holographic MIMO for Near-Field Integrated Sensing and Communications. 2023 abs/2303.07792 CoRR https://doi.org/10.48550/arXiv.2303.07792 db/journals/corr/corr2303.html#abs-2303-07792

George C. Alexandropoulos Dinh-Thuy Phan-Huy Konstantinos D. Katsanos Maurizio Crozzoli Henk Wymeersch Petar Popovski Philippe Ratajczak Yohann Bénédic Marie-Hélène Hamon Sebastien Herraiz Gonzalez Placido Mursia Marco Rossanese Vincenzo Sciancalepore Jean-Baptiste Gros Sergio Terranova Gabriele Gradoni Paolo Di Lorenzo Moustafa Rahal Benoît Denis Raffaele D'Errico Antonio Clemente Emilio Calvanese Strinati RIS-Enabled Smart Wireless Environments: Deployment Scenarios, Network Architecture, Bandwidth and Area of Influence. 2023 abs/2303.08505 CoRR https://doi.org/10.48550/arXiv.2303.08505 db/journals/corr/corr2303.html#abs-2303-08505

Fenghao Zhu Bohao Wang Zhaohui Yang 0001 Chongwen Huang Zhaoyang Zhang 0001 George C. Alexandropoulos Chau Yuen Mérouane Debbah Robust Holographic mmWave Beamforming by Self-Supervised Hybrid Deep Learning. 2023 abs/2303.12653 CoRR https://doi.org/10.48550/arXiv.2303.12653 db/journals/corr/corr2303.html#abs-2303-12653

Fabio Saggese Victor Croisfelt Radoslaw Kotaba Kyriakos Stylianopoulos George C. Alexandropoulos Petar Popovski A Framework for Control Channels Applied to Reconfigurable Intelligent Surfaces. 2023 abs/2303.16797 CoRR https://doi.org/10.48550/arXiv.2303.16797 db/journals/corr/corr2303.html#abs-2303-16797

Besma Smida Ashutosh Sabharwal Gábor Fodor 0001 George C. Alexandropoulos Himal A. Suraweera Chan-Byoung Chae Full-Duplex Wireless for 6G: Progress Brings New Opportunities and Challenges. 2023 abs/2304.08789 CoRR https://doi.org/10.48550/arXiv.2304.08789 db/journals/corr/corr2304.html#abs-2304-08789

Hyuckjin Choi Jaehoon Chung Jaeky Oh George C. Alexandropoulos Junil Choi WiThRay: A Versatile Ray-Tracing Simulator for Smart Wireless Environments. 2023 abs/2304.11385 CoRR https://doi.org/10.48550/arXiv.2304.11385 db/journals/corr/corr2304.html#abs-2304-11385

Jiancheng An 0001 Chao Xu 0005 Derrick Wing Kwan Ng George C. Alexandropoulos Chongwen Huang Chau Yuen Lajos Hanzo Stacked Intelligent Metasurfaces for Efficient Holographic MIMO Communications in 6G. 2023 abs/2305.08079 CoRR https://doi.org/10.48550/arXiv.2305.08079 db/journals/corr/corr2305.html#abs-2305-08079

Kyriakos Stylianopoulos Mattia Merluzzi Paolo Di Lorenzo George C. Alexandropoulos Lyapunov-Driven Deep Reinforcement Learning for Edge Inference Empowered by Reconfigurable Intelligent Surfaces. 2023 abs/2305.10931 CoRR https://doi.org/10.48550/arXiv.2305.10931 db/journals/corr/corr2305.html#abs-2305-10931

Chandan Kumar Sheemar George C. Alexandropoulos Dirk Slock Jorge Querol Symeon Chatzinotas Full-Duplex-Enabled Joint Communications and Sensing with Reconfigurable Intelligent Surfaces. 2023 abs/2306.10865 CoRR https://doi.org/10.48550/arXiv.2306.10865 db/journals/corr/corr2306.html#abs-2306-10865

Konstantinos D. Katsanos George C. Alexandropoulos Spatial Secrecy Spectral Efficiency Optimization Enabled by Reconfigurable Intelligent Surfaces. 2023 abs/2306.11024 CoRR https://doi.org/10.48550/arXiv.2306.11024 db/journals/corr/corr2306.html#abs-2306-11024

Ali Mokh George C. Alexandropoulos Mohamed Kamoun Abdelwaheb Ourir Arnaud Tourin Mathias Fink Julien de Rosny Iterative Interference Cancellation for Time Reversal Division Multiple Access. 2023 abs/2309.05327 CoRR https://doi.org/10.48550/arXiv.2309.05327 db/journals/corr/corr2309.html#abs-2309-05327

Xuelin Cao Bo Yang 0035 Chongwen Huang George C. Alexandropoulos Chau Yuen Zhu Han 0001 H. Vincent Poor Lajos Hanzo Massive Access of Static and Mobile Users via Reconfigurable Intelligent Surfaces: Protocol Design and Performance Analysis. 2023 abs/2309.05964 CoRR https://doi.org/10.48550/arXiv.2309.05964 db/journals/corr/corr2309.html#abs-2309-05964

Dimitrios Selimis Kostas P. Peppas George C. Alexandropoulos Fotis I. Lazarakis On the Performance Analysis of RIS-Empowered Communications Over Nakagami-m Fading. 2023 abs/2309.11893 CoRR https://doi.org/10.48550/arXiv.2309.11893 db/journals/corr/corr2309.html#abs-2309-11893

Evangelos Vlachos Aryan Kaushik Yonina C. Eldar George C. Alexandropoulos Time-Domain Channel Estimation for Extremely Large MIMO THz Communications with Beam Squint. 2023 abs/2310.14745 CoRR https://doi.org/10.48550/arXiv.2310.14745 db/journals/corr/corr2310.html#abs-2310-14745

Kyriakos Stylianopoulos Murat Bayraktar Nuria González-Prelcic George C. Alexandropoulos Autoregressive Attention Neural Networks for Non-Line-of-Sight User Tracking with Dynamic Metasurface Antennas. 2023 abs/2310.19767 CoRR https://doi.org/10.48550/arXiv.2310.19767 db/journals/corr/corr2310.html#abs-2310-19767

Mattia Merluzzi Francesca Costanzo Konstantinos D. Katsanos George C. Alexandropoulos Paolo Di Lorenzo Power Minimizing MEC Offloading with QoS Constraints over RIS-Empowered Communications. 2023 abs/2312.09944 CoRR https://doi.org/10.48550/arXiv.2312.09944 db/journals/corr/corr2312.html#abs-2312-09944

Sarbani Ghose Deepak Mishra 0001 Santi P. Maity George C. Alexandropoulos Jointly Optimal RIS Placement and Power Allocation for Underlay D2D Communications: An Outage Probability Minimization Approach. 2023 abs/2312.13622 CoRR https://doi.org/10.48550/arXiv.2312.13622 db/journals/corr/corr2312.html#abs-2312-13622

Ertugrul Basar George C. Alexandropoulos Yuanwei Liu Qingqing Wu 0001 Shi Jin 0002 Chau Yuen Octavia A. Dobre Robert Schober Reconfigurable Intelligent Surfaces for 6G: Emerging Hardware Architectures, Applications, and Open Challenges. 2023 abs/2312.16874 CoRR https://doi.org/10.48550/arXiv.2312.16874 db/journals/corr/corr2312.html#abs-2312-16874

Recep A. Tasci Fatih Kilinc Ertugrul Basar George C. Alexandropoulos A New RIS Architecture With a Single Power Amplifier: Energy Efficiency and Error Performance Analysis. 44804-44815 2022 10 IEEE Access https://doi.org/10.1109/ACCESS.2022.3167841 db/journals/access/access10.html#TasciKBA22

Kun Chen Hu George C. Alexandropoulos Ana García Armada Differential Data-Aided Beam Training for RIS-Empowered Multi-Antenna Communications. 113200-113213 2022 10 IEEE Access https://doi.org/10.1109/ACCESS.2022.3217204 db/journals/access/access10.html#HuAA22

Shaohua Wan 0001 Remigiusz Wisniewski George C. Alexandropoulos Zonghua Gu 0001 Pierluigi Siano Special Issue on Optimization of Cross-layer Collaborative Resource Allocation for Mobile Edge Computing, Caching and Communication. 472-473 2022 181 Comput. Commun. https://doi.org/10.1016/j.comcom.2021.11.020 db/journals/comcom/comcom181.html#WanWAGS22

Vahid Jamali George C. Alexandropoulos Robert Schober H. Vincent Poor Low-to-Zero-Overhead IRS Reconfiguration: Decoupling Illumination and Channel Estimation. 932-936 2022 26 IEEE Commun. Lett. 4 https://doi.org/10.1109/LCOMM.2022.3141206 db/journals/icl/icl26.html#JamaliASP22

Mengnan Jian George C. Alexandropoulos Ertugrul Basar Chongwen Huang Ruiqi Liu 0002 Yuanwei Liu Chau Yuen Reconfigurable intelligent surfaces for wireless communications: Overview of hardware designs, channel models, and estimation techniques. 1-32 2022 3 Intell. Converged Networks 1 https://doi.org/10.23919/icn.2022.0005 https://www.wikidata.org/entity/Q113705065 db/journals/icn/icn3.html#JianABHLLY22

Xianghui Han Kai Xiao Ruiqi Liu 0002 Xing Liu George C. Alexandropoulos Shi Jin 0002 Dynamic resource allocation schemes for eMBB and URLLC services in 5G wireless networks. 145-160 2022 3 Intell. Converged Networks 2 https://doi.org/10.23919/icn.2022.0011 db/journals/icn/icn3.html#HanXLLA022

Hongliang Zhang 0001 Zhu Han 0001 George C. Alexandropoulos Nguyen Hoang Tran Special issue on aerial access networks for 6G. 121-124 2022 24 J. Commun. Networks 2 https://doi.org/10.23919/JCN.2022.100008 db/journals/jcn/jcn24.html#ZhangHAT22

Xuelin Cao Bo Yang 0035 Chongwen Huang George C. Alexandropoulos Chau Yuen Zhu Han 0001 H. Vincent Poor Lajos Hanzo Massive Access of Static and Mobile Users via Reconfigurable Intelligent Surfaces: Protocol Design and Performance Analysis. 1253-1269 2022 40 IEEE J. Sel. Areas Commun. 4 https://doi.org/10.1109/JSAC.2022.3145908 db/journals/jsac/jsac40.html#CaoYHAYHPH22

Li Wei 0007 Chongwen Huang George C. Alexandropoulos Wei E. I. Sha Zhaoyang Zhang 0001 Mérouane Debbah Chau Yuen Multi-User Holographic MIMO Surfaces: Channel Modeling and Spectral Efficiency Analysis. 1112-1124 2022 16 IEEE J. Sel. Top. Signal Process. 5 https://doi.org/10.1109/JSTSP.2022.3176140 db/journals/jstsp/jstsp16.html#WeiHASZDY22

George C. Alexandropoulos Kyriakos Stylianopoulos Chongwen Huang Chau Yuen Mehdi Bennis Mérouane Debbah Pervasive Machine Learning for Smart Radio Environments Enabled by Reconfigurable Intelligent Surfaces. 1494-1525 2022 110 Proc. IEEE 9 https://doi.org/10.1109/JPROC.2022.3174030 db/journals/pieee/pieee110.html#Alexandropoulos22

Li Wei 0007 Chongwen Huang Qinghua Guo 0001 Zhaohui Yang 0001 Zhaoyang Zhang 0001 George C. Alexandropoulos Mérouane Debbah Chau Yuen Joint Channel Estimation and Signal Recovery for RIS-Empowered Multiuser Communications. 4640-4655 2022 70 IEEE Trans. Commun. 7 https://doi.org/10.1109/TCOMM.2022.3179771 db/journals/tcom/tcom70.html#0007H000ADY22

Melike Erol-Kantarci George C. Alexandropoulos Peter Han Joo Chong Andrea M. Tonello Yan Zhang 0002 Guest Editorial Special Issue on Communications and Computing for Green Industrial IoT and Smart Grids. 3-5 2022 6 IEEE Trans. Green Commun. Netw. 1 https://doi.org/10.1109/TGCN.2022.3148566 db/journals/tgcn/tgcn6.html#Erol-KantarciAC22

Ying Wang Yuexing Peng Wei Li 0032 George C. Alexandropoulos Junchuan Yu Daqing Ge Wei Xiang 0001 DDU-Net: Dual-Decoder-U-Net for Road Extraction Using High-Resolution Remote Sensing Images. 1-12 2022 60 IEEE Trans. Geosci. Remote. Sens. https://doi.org/10.1109/TGRS.2022.3197546 db/journals/tgrs/tgrs60.html#WangPLAYGX22

Yajun Cheng Wei Peng 0003 Chongwen Huang George C. Alexandropoulos Chau Yuen Mérouane Debbah RIS-Aided Wireless Communications: Extra Degrees of Freedom via Rotation and Location Optimization. 6656-6671 2022 21 IEEE Trans. Wirel. Commun. 8 https://doi.org/10.1109/TWC.2022.3151702 db/journals/twc/twc21.html#ChengPHAYD22

Md Atiqul Islam George C. Alexandropoulos Besma Smida Joint Analog and Digital Transceiver Design for Wideband Full Duplex MIMO Systems. 9729-9743 2022 21 IEEE Trans. Wirel. Commun. 11 https://doi.org/10.1109/TWC.2022.3178904 db/journals/twc/twc21.html#IslamAS22

George C. Alexandropoulos Ali Mokh Ramin Khayatzadeh Julien de Rosny Mohamed Kamoun Abdelwaheb Ourir Arnaud Tourin Mathias Fink Mérouane Debbah Time Reversal for 6G Spatiotemporal Focusing: Recent Experiments, Opportunities, and Challenges. 74-82 2022 17 IEEE Veh. Technol. Mag. 4 https://doi.org/10.1109/MVT.2022.3196481 db/journals/vtm/vtm17.html#Alexandropoulos22

George C. Alexandropoulos Md Atiqul Islam Besma Smida Full-Duplex Massive Multiple-Input, Multiple-Output Architectures: Recent Advances, Applications, and Future Directions. 83-91 2022 17 IEEE Veh. Technol. Mag. 4 https://doi.org/10.1109/MVT.2022.3211689 db/journals/vtm/vtm17.html#Alexandropoulos22a

George C. Alexandropoulos Ioanna Vinieratou Henk Wymeersch Localization via Multiple Reconfigurable Intelligent Surfaces Equipped With Single Receive RF Chains. 1072-1076 2022 11 IEEE Wirel. Commun. Lett. 5 https://doi.org/10.1109/LWC.2022.3156427 db/journals/wcl/wcl11.html#Alexandropoulos22

George C. Alexandropoulos Maurizio Crozzoli Dinh-Thuy Phan-Huy Konstantinos D. Katsanos Henk Wymeersch Petar Popovski Philippe Ratajczak Yohann Bénédic Marie-Hélène Hamon Sebastien Herraiz Gonzalez Raffaele D'Errico Emilio Calvanese Strinati Smart Wireless Environments Enabled by RISs: Deployment Scenarios and Two Key Challenges. 1-6 2022 EuCNC https://doi.org/10.1109/EuCNC/6GSummit54941.2022.9815617 conf/eucnc/2022 db/conf/eucnc/eucnc2022.html#Alexandropoulos22 Li Wei 0007 Chongwen Huang George C. Alexandropoulos Wei E. I. Sha Zhaoyang Zhang 0001 Mérouane Debbah Chau Yuen Multi-User Wireless Communications with Holographic MIMO Surfaces: A Convenient Channel Model and Spectral Efficiency Analysis. 488-493 2022 EuCNC https://doi.org/10.1109/EuCNC/6GSummit54941.2022.9815574 conf/eucnc/2022 db/conf/eucnc/eucnc2022.html#0007HAS0DY22 Moustafa Rahal Benoît Denis Kamran Keykhosravi Musa Furkan Keskin Bernard Uguen George C. Alexandropoulos Henk Wymeersch Arbitrary Beam Pattern Approximation via RISs with Measured Element Responses. 506-511 2022 EuCNC https://doi.org/10.1109/EuCNC/6GSummit54941.2022.9815624 conf/eucnc/2022 db/conf/eucnc/eucnc2022.html#RahalDKKUAW22 Qiang Li 0020 Miaowen Wen Ertugrul Basar George C. Alexandropoulos Kyeong Jin Kim H. Vincent Poor Cyclic-Prefixed Single-Carrier Transmission with Reconfigurable Intelligent Surfaces. 512-517 2022 EuCNC https://doi.org/10.1109/EuCNC/6GSummit54941.2022.9815627 conf/eucnc/2022 db/conf/eucnc/eucnc2022.html#0020WBAKP22 Md Atiqul Islam George C. Alexandropoulos Besma Smida Simultaneous Multi-User MIMO Communications and Multi-Target Tracking with Full Duplex Radios. 19-24 2022 GLOBECOM (Workshops) https://doi.org/10.1109/GCWkshps56602.2022.10008533 conf/globecom/2022w db/conf/globecom/globecom2022w.html#IslamAS22 Zaid Abdullah George C. Alexandropoulos Steven Kisseleff Symeon Chatzinotas Björn E. Ottersten Combining Relaying and Reflective Surfaces: Power Consumption and Energy Efficiency Analysis. 31-36 2022 GLOBECOM (Workshops) https://doi.org/10.1109/GCWkshps56602.2022.10008633 conf/globecom/2022w db/conf/globecom/globecom2022w.html#AbdullahAKCO22 Rashid Faqiri Chloé Saigre-Tardif George C. Alexandropoulos Nir Shlezinger Mohammadreza F. Imani Philipp del Hougne End-to-End Fading Channel Modeling for RIS-Empowered Smart Wireless Environments. 741-746 2022 GLOBECOM (Workshops) https://doi.org/10.1109/GCWkshps56602.2022.10008536 conf/globecom/2022w db/conf/globecom/globecom2022w.html#FaqiriSASIH22 Kun Chen-Hu George C. Alexandropoulos Ana García Armada Simultaneous RIS Tuning and Differential Data Transmission for MISO OFDM Wireless Systems. 1515-1520 2022 GLOBECOM https://doi.org/10.1109/GLOBECOM48099.2022.10000904 conf/globecom/2022 db/conf/globecom/globecom2022.html#Chen-HuAA22 Mattia Merluzzi Francesca Costanzo Konstantinos D. Katsanos George C. Alexandropoulos Paolo Di Lorenzo Power Minimizing MEC Offloading with QoS Constraints over RIS-Empowered Communications. 5457-5462 2022 GLOBECOM https://doi.org/10.1109/GLOBECOM48099.2022.10001259 conf/globecom/2022 db/conf/globecom/globecom2022.html#MerluzziCKAL22 Vasiliki Kouni Georgios Paraskevopoulos Holger Rauhut George C. Alexandropoulos ADMM-DAD Net: A Deep Unfolding Network for Analysis Compressed Sensing. 1506-1510 2022 ICASSP https://doi.org/10.1109/ICASSP43922.2022.9747096 conf/icassp/2022 db/conf/icassp/icassp2022.html#KouniPRA22 Kyriakos Stylianopoulos Nir Shlezinger Philipp del Hougne George C. Alexandropoulos Deep-Learning-Assisted Configuration of Reconfigurable Intelligent Surfaces in Dynamic Rich-Scattering Environments. 8822-8826 2022 ICASSP https://doi.org/10.1109/ICASSP43922.2022.9746311 conf/icassp/2022 db/conf/icassp/icassp2022.html#StylianopoulosS22 Jide Yuan George C. Alexandropoulos Eleftherios Kofidis Tobias Lindstrøm Jensen Elisabeth de Carvalho Channel Tracking for RIS-Enabled Multi-User SIMO Systems in Time-Varying Wireless Channels. 145-150 2022 ICC Workshops https://doi.org/10.1109/ICCWorkshops53468.2022.9814591 conf/icc/2022w db/conf/icc/icc2022w.html#YuanAKJC22 Konstantinos D. Katsanos Nir Shlezinger Mohammadreza F. Imani George C. Alexandropoulos Wideband Multi-User MIMO Communications with Frequency Selective RISs: Element Response Modeling and Sum-Rate Maximization. 151-156 2022 ICC Workshops https://doi.org/10.1109/ICCWorkshops53468.2022.9814515 conf/icc/2022w db/conf/icc/icc2022w.html#KatsanosSIA22 Kyriakos Stylianopoulos George C. Alexandropoulos Chongwen Huang Chau Yuen Mehdi Bennis Mérouane Debbah Deep Contextual Bandits for Orchestrating Multi-User MISO Systems with Multiple RISs. 1556-1561 2022 ICC https://doi.org/10.1109/ICC45855.2022.9838369 conf/icc/2022 db/conf/icc/icc2022.html#StylianopoulosA22 Kamran Keykhosravi Gonzalo Seco-Granados George C. Alexandropoulos Henk Wymeersch RIS-Enabled Self-Localization: Leveraging Controllable Reflections With Zero Access Points. 2852-2857 2022 ICC https://doi.org/10.1109/ICC45855.2022.9839225 conf/icc/2022 db/conf/icc/icc2022.html#KeykhosraviSAW22 Md Atiqul Islam George C. Alexandropoulos Besma Smida Integrated Sensing and Communication with Millimeter Wave Full Duplex Hybrid Beamforming. 4673-4678 2022 ICC https://doi.org/10.1109/ICC45855.2022.9838368 conf/icc/2022 db/conf/icc/icc2022.html#IslamAS22 Ruiqi Liu 0002 George C. Alexandropoulos Qingqing Wu 0001 Mengnan Jian Yuanwei Liu How Can Reconfigurable Intelligent Surfaces Drive 5G-Advanced Wireless Networks: A Standardization Perspective. 221-226 2022 ICCC Workshops https://doi.org/10.1109/ICCCWorkshops55477.2022.9896658 conf/iccchina/2022w db/conf/iccchina/iccchina2022w.html#LiuAWJL22 George C. Alexandropoulos Vahid Jamali Robert Schober H. Vincent Poor Near-Field Hierarchical Beam Management for RIS-Enabled Millimeter Wave Multi-Antenna Systems. 460-464 2022 SAM https://doi.org/10.1109/SAM53842.2022.9827873 conf/ieeesam/2022 db/conf/ieeesam/sam2022.html#Alexandropoulos22 Konstantinos D. Katsanos Paolo Di Lorenzo George C. Alexandropoulos Distributed Sum-Rate Maximization of Cellular Communications with Multiple Reconfigurable Intelligent Surfaces. 1-5 2022 SPAWC https://doi.org/10.1109/SPAWC51304.2022.9833924 conf/spawc/2022 db/conf/spawc/spawc2022.html#KatsanosLA22 Kyriakos Stylianopoulos George C. Alexandropoulos Online RIS Configuration Learning for Arbitrary Large Numbers of 1-Bit Phase Resolution Elements. 1-5 2022 SPAWC https://doi.org/10.1109/SPAWC51304.2022.9833930 conf/spawc/2022 db/conf/spawc/spawc2022.html#StylianopoulosA22 Konstantinos D. Katsanos George C. Alexandropoulos Secrecy Spectral Efficiency Optimization in RIS-Enabled MIMO Communication Systems. 1-6 2022 VLSI-SoC https://doi.org/10.1109/VLSI-SoC54400.2022.9939609 conf/vlsi/2022 db/conf/vlsi/vlsisoc2022.html#KatsanosA22 Jiguang He Aymen Fakhreddine George C. Alexandropoulos Simultaneous Indoor and Outdoor 3D Localization with STAR-RIS-Assisted Millimeter Wave Systems. 1-6 2022 VTC Fall https://doi.org/10.1109/VTC2022-Fall57202.2022.10013055 conf/vtc/2022f db/conf/vtc/vtc2022f.html#HeFA22 Ali Mokh Julien de Rosny George C. Alexandropoulos Mohamed Kamoun Abdelwaheb Ourir Ramin Khayatzadeh Arnaud Tourin Mathias Fink Experimental Validation of Time Reversal Multiple Access for UWB Wireless Communications Centered at the 273 GHz Frequency. 1-5 2022 VTC Spring https://doi.org/10.1109/VTC2022-Spring54318.2022.9860737 conf/vtc/2022s db/conf/vtc/vtc2022s.html#MokhRAKOKTF22 Kun Chen Hu George C. Alexandropoulos Ana García Armada Non-Coherent MIMO-OFDM Uplink empowered by the Spatial Diversity in Reflecting Surfaces. 776-781 2022 WCNC https://doi.org/10.1109/WCNC51071.2022.9771822 conf/wcnc/2022 db/conf/wcnc/wcnc2022.html#HuAA22 Ali Mokh Julien de Rosny George C. Alexandropoulos Ramin Khayatzadeh Mohamed Kamoun Abdelwaheb Ourir Arnaud Tourin Mathias Fink Time Reversal for Multiple Access and Mobility: Algorithmic Design and Experimental Results. 1731-1736 2022 WCNC https://doi.org/10.1109/WCNC51071.2022.9771791 conf/wcnc/2022 db/conf/wcnc/wcnc2022.html#MokhRAKKOTF22

Qiang Li 0020 Miaowen Wen Ertugrul Basar George C. Alexandropoulos Kyeong Jin Kim H. Vincent Poor Cyclic-Prefixed Single-Carrier Transmission for RIS-Empowered Broadband Wireless Systems. 2022 abs/2201.02053 CoRR https://arxiv.org/abs/2201.02053 db/journals/corr/corr2201.html#abs-2201-02053

Md Atiqul Islam George C. Alexandropoulos Besma Smida Integrated Sensing and Communication with Millimeter Wave Full Duplex Hybrid Beamforming. 2022 abs/2201.05240 CoRR https://arxiv.org/abs/2201.05240 db/journals/corr/corr2201.html#abs-2201-05240

Ying Wang Yuexing Peng Xinran Liu Wei Li 0032 George C. Alexandropoulos Junchuan Yu Daqing Ge Wei Xiang 0001 DDU-Net: Dual-Decoder-U-Net for Road Extraction Using High-Resolution Remote Sensing Images. 2022 abs/2201.06750 CoRR https://arxiv.org/abs/2201.06750 db/journals/corr/corr2201.html#abs-2201-06750

Konstantinos Katsanos Nir Shlezinger Mohammadreza F. Imani George C. Alexandropoulos Wideband Multi-User MIMO Communications with Frequency Selective RISs: Element Response Modeling and Sum-Rate Maximization. 2022 abs/2202.02169 CoRR https://arxiv.org/abs/2202.02169 db/journals/corr/corr2202.html#abs-2202-02169

Rashid Faqiri Chloé Saigre-Tardif George C. Alexandropoulos Nir Shlezinger Mohammadreza F. Imani Philipp del Hougne PhysFad: Physics-Based End-to-End Channel Modeling of RIS-Parametrized Environments with Adjustable Fading. 2022 abs/2202.02673 CoRR https://arxiv.org/abs/2202.02673 db/journals/corr/corr2202.html#abs-2202-02673

Yajun Cheng Wei Peng 0003 Chongwen Huang George C. Alexandropoulos Chau Yuen Mérouane Debbah RIS-Aided Wireless Communications: Extra Degrees of Freedom via Rotation and Location Optimization. 2022 abs/2202.05569 CoRR https://arxiv.org/abs/2202.05569 db/journals/corr/corr2202.html#abs-2202-05569

Kyriakos Stylianopoulos Nir Shlezinger Philipp del Hougne George C. Alexandropoulos Deep-Learning-Assisted Configuration of Reconfigurable Intelligent Surfaces in Dynamic rich-scattering Environments. 2022 abs/2202.07884 CoRR https://arxiv.org/abs/2202.07884 db/journals/corr/corr2202.html#abs-2202-07884

Kyriakos Stylianopoulos George C. Alexandropoulos Chongwen Huang Chau Yuen Mehdi Bennis Mérouane Debbah Deep Contextual Bandits for Orchestrating Multi-User MISO Systems with Multiple RISs. 2022 abs/2202.08194 CoRR https://arxiv.org/abs/2202.08194 db/journals/corr/corr2202.html#abs-2202-08194

Jide Yuan George C. Alexandropoulos Eleftherios Kofidis Tobias Lindstrøm Jensen Elisabeth de Carvalho Tensor-based Channel Tracking for RIS-Empowered Multi-User MIMO Wireless Systems. 2022 abs/2202.08315 CoRR https://arxiv.org/abs/2202.08315 db/journals/corr/corr2202.html#abs-2202-08315

George C. Alexandropoulos Ioanna Vinieratou Henk Wymeersch Localization via Multiple Reconfigurable Intelligent Surfaces Equipped with Single Receive RF Chains. 2022 abs/2202.13939 CoRR https://arxiv.org/abs/2202.13939 db/journals/corr/corr2202.html#abs-2202-13939

Mengnan Jian George C. Alexandropoulos Ertugrul Basar Chongwen Huang Ruiqi Liu 0002 Yuanwei Liu Chau Yuen Reconfigurable Intelligent Surfaces for Wireless Communications: Overview of Hardware Designs, Channel Models, and Estimation Techniques. 2022 abs/2203.03176 CoRR https://doi.org/10.48550/arXiv.2203.03176 db/journals/corr/corr2203.html#abs-2203-03176

George C. Alexandropoulos Maurizio Crozzoli Dinh-Thuy Phan-Huy Konstantinos Katsanos Henk Wymeersch Petar Popovski Philippe Ratajczak Yohann Bénédic Marie-Hélène Hamon Sebastien Herraiz Gonzalez Raffaele D'Errico Emilio Calvanese Strinati Smart Wireless Environments Enabled by RISs: Deployment Scenarios and Two Key Challenges. 2022 abs/2203.13478 CoRR https://doi.org/10.48550/arXiv.2203.13478 db/journals/corr/corr2203.html#abs-2203-13478

Ali Mokh Julien de Rosny George C. Alexandropoulos Ramin Khayatzadeh Abdelwaheb Ourir Mohamed Kamoun Arnaud Tourin Mathias Fink Time Reversal Precoding at SubTHz Frequencies: Experimental Results on Spatiotemporal Focusing. 2022 abs/2203.15322 CoRR https://doi.org/10.48550/arXiv.2203.15322 db/journals/corr/corr2203.html#abs-2203-15322

Ali Mokh Julien de Rosny George C. Alexandropoulos Ramin Khayatzadeh Mohamed Kamoun Abdelwaheb Ourir Arnaud Tourin Mathias Fink Time Reversal for Multiple Access and Mobility: Algorithmic Design and Experimental Results. 2022 abs/2203.15399 CoRR https://doi.org/10.48550/arXiv.2203.15399 db/journals/corr/corr2203.html#abs-2203-15399

George C. Alexandropoulos Vahid Jamali Robert Schober H. Vincent Poor Near-Field Hierarchical Beam Management for RIS-Enabled Millimeter Wave Multi-Antenna Systems. 2022 abs/2203.15557 CoRR https://doi.org/10.48550/arXiv.2203.15557 db/journals/corr/corr2203.html#abs-2203-15557

Li Wei 0007 Chongwen Huang George C. Alexandropoulos Wei E. I. Sha Zhaoyang Zhang 0001 Mérouane Debbah Chau Yuen Multi-User Wireless Communications with Holographic MIMO Surfaces: A Convenient Channel Model and Spectral Efficiency Analysis. 2022 abs/2204.04928 CoRR https://doi.org/10.48550/arXiv.2204.04928 db/journals/corr/corr2204.html#abs-2204-04928

Ali Mokh Julien de Rosny George C. Alexandropoulos Mohamed Kamoun Abdelwaheb Ourir Ramin Khayatzadeh Arnaud Tourin Mathias Fink Experimental Validation of Time Reversal Multiple Access for UWB Wireless Communications Centered at the 273 GHz Frequency. 2022 abs/2204.05931 CoRR https://doi.org/10.48550/arXiv.2204.05931 db/journals/corr/corr2204.html#abs-2204-05931

Kyriakos Stylianopoulos George C. Alexandropoulos Online RIS Configuration Learning for Arbitrary Large Numbers of 1-Bit Phase Resolution Elements. 2022 abs/2204.08367 CoRR https://doi.org/10.48550/arXiv.2204.08367 db/journals/corr/corr2204.html#abs-2204-08367

Jie Xu 0045 Li You 0001 George C. Alexandropoulos Xinping Yi Wenjin Wang 0001 Xiqi Gao 0001 Near-Field Wideband Extremely Large-scale MIMO Transmission with Holographic Metasurface Antennas. 2022 abs/2205.02533 CoRR https://doi.org/10.48550/arXiv.2205.02533 db/journals/corr/corr2205.html#abs-2205-02533

George C. Alexandropoulos Kyriakos Stylianopoulos Chongwen Huang Chau Yuen Mehdi Bennis Mérouane Debbah Pervasive Machine Learning for Smart Radio Environments Enabled by Reconfigurable Intelligent Surfaces. 2022 abs/2205.03793 CoRR https://doi.org/10.48550/arXiv.2205.03793 db/journals/corr/corr2205.html#abs-2205-03793

George C. Alexandropoulos Md Atiqul Islam Besma Smida Full Duplex Massive MIMO Architectures: Recent Advances, Applications, and Future Directions. 2022 abs/2205.08393 CoRR https://doi.org/10.48550/arXiv.2205.08393 db/journals/corr/corr2205.html#abs-2205-08393

Md Atiqul Islam George C. Alexandropoulos Besma Smida Simultaneous Multi-User MIMO Communications and Multi-Target Tracking with Full Duplex Radios. 2022 abs/2205.08402 CoRR https://doi.org/10.48550/arXiv.2205.08402 db/journals/corr/corr2205.html#abs-2205-08402

Haiyang Zhang 0001 Nir Shlezinger George C. Alexandropoulos Idban Alamzadeh Mohammadreza F. Imani Yonina C. Eldar Channel Estimation with Hybrid Reconfigurable Intelligent Metasurfaces. 2022 abs/2206.03913 CoRR https://doi.org/10.48550/arXiv.2206.03913 db/journals/corr/corr2206.html#abs-2206-03913

George C. Alexandropoulos Ali Mokh Ramin Khayatzadeh Julien de Rosny Mohamed Kamoun Abdelwaheb Ourir Arnaud Tourin Mathias Fink Mérouane Debbah Time Reversal for 6G Spatiotemporal Focusing: Recent Experiments, Opportunities, and Challenges. 2022 abs/2206.08419 CoRR https://doi.org/10.48550/arXiv.2206.08419 db/journals/corr/corr2206.html#abs-2206-08419

Konstantinos D. Katsanos Paolo Di Lorenzo George C. Alexandropoulos Distributed Sum-Rate Maximization of Cellular Communications with Multiple Reconfigurable Intelligent Surfaces. 2022 abs/2208.01354 CoRR https://doi.org/10.48550/arXiv.2208.01354 db/journals/corr/corr2208.html#abs-2208-01354

Bo Yang 0035 Xuelin Cao Chongwen Huang George C. Alexandropoulos Linglong Dai Mérouane Debbah H. Vincent Poor Chau Yuen Next Generation Reconfigurable MetaSurfaces: When Wave Propagation Control Meets Computing. 2022 abs/2208.04509 CoRR https://doi.org/10.48550/arXiv.2208.04509 db/journals/corr/corr2208.html#abs-2208-04509

Aris L. Moustakas George C. Alexandropoulos Mérouane Debbah Reconfigurable Intelligent Surfaces and Capacity Optimization: A Large System Analysis. 2022 abs/2208.09615 CoRR https://doi.org/10.48550/arXiv.2208.09615 db/journals/corr/corr2208.html#abs-2208-09615

Jindan Xu Chau Yuen Chongwen Huang Naveed Ul Hassan George C. Alexandropoulos Marco Di Renzo Mérouane Debbah Reconfiguring Wireless Environment via Intelligent Surfaces for 6G: Reflection, Modulation, and Security. 2022 abs/2208.10931 CoRR https://doi.org/10.48550/arXiv.2208.10931 db/journals/corr/corr2208.html#abs-2208-10931

Zaid Abdullah George C. Alexandropoulos Steven Kisseleff Symeon Chatzinotas Björn E. Ottersten Combining Relaying and Reflective Surfaces: Power Consumption and Energy Efficiency Analysis. 2022 abs/2210.05589 CoRR https://doi.org/10.48550/arXiv.2210.05589 db/journals/corr/corr2210.html#abs-2210-05589

Li Wei 0007 Chongwen Huang George C. Alexandropoulos Zhaohui Yang 0001 Jun Yang 0058 Wei E. I. Sha Zhaoyang Zhang 0001 Mérouane Debbah Chau Yuen Tri-Polarized Holographic MIMO Surface in Near-Field: Channel Modeling and Precoding Design. 2022 abs/2211.03479 CoRR https://doi.org/10.48550/arXiv.2211.03479 db/journals/corr/corr2211.html#abs-2211-03479

Tierui Gong Ioanna Vinieratou Ran Ji Chongwen Huang George C. Alexandropoulos Li Wei 0007 Zhaoyang Zhang 0001 Mérouane Debbah H. Vincent Poor Chau Yuen Holographic MIMO Communications: Theoretical Foundations, Enabling Technologies, and Future Directions. 2022 abs/2212.01257 CoRR https://doi.org/10.48550/arXiv.2212.01257 db/journals/corr/corr2212.html#abs-2212-01257

George C. Alexandropoulos Konstantinos D. Katsanos Miaowen Wen Daniel B. da Costa 0001 Counteracting Eavesdropper Attacks Through Reconfigurable Intelligent Surfaces: A New Threat Model and Secrecy Rate Optimization. 2022 abs/2212.02263 CoRR https://doi.org/10.48550/arXiv.2212.02263 db/journals/corr/corr2212.html#abs-2212-02263

George C. Alexandropoulos Nir Shlezinger Philipp del Hougne Reconfigurable Intelligent Surfaces for Rich Scattering Wireless Communications: Recent Experiments, Challenges, and Opportunities. 28-34 2021 59 IEEE Commun. Mag. 6 https://doi.org/10.1109/MCOM.001.2001117 db/journals/cm/cm59.html#Alexandropoulos21

Emilio Calvanese Strinati George C. Alexandropoulos Henk Wymeersch Benoît Denis Vincenzo Sciancalepore Raffaele D'Errico Antonio Clemente Dinh-Thuy Phan-Huy Elisabeth de Carvalho Petar Popovski Reconfigurable, Intelligent, and Sustainable Wireless Environments for 6G Smart Connectivity. 99-105 2021 59 IEEE Commun. Mag. 10 https://doi.org/10.1109/MCOM.001.2100070 db/journals/cm/cm59.html#StrinatiAWDSDCP21

Ibrahim Yildirim Fatih Kilinc Ertugrul Basar George C. Alexandropoulos Hybrid RIS-Empowered Reflection and Decode-and-Forward Relaying for Coverage Extension. 1692-1696 2021 25 IEEE Commun. Lett. 5 https://doi.org/10.1109/LCOMM.2021.3054819 db/journals/icl/icl25.html#YildirimKBA21

Dimitrios G. Selimis Kostas P. Peppas George C. Alexandropoulos Fotis I. Lazarakis On the Performance Analysis of RIS-Empowered Communications Over Nakagami-m Fading. 2191-2195 2021 25 IEEE Commun. Lett. 7 https://doi.org/10.1109/LCOMM.2021.3073981 db/journals/icl/icl25.html#SelimisPAL21

Chongwen Huang Zhaohui Yang 0001 George C. Alexandropoulos Kai Xiong 0001 Li Wei 0007 Chau Yuen Zhaoyang Zhang 0001 Mérouane Debbah Multi-Hop RIS-Empowered Terahertz Communications: A DRL-Based Hybrid Beamforming Design. 1663-1677 2021 39 IEEE J. Sel. Areas Commun. 6 https://doi.org/10.1109/JSAC.2021.3071836 db/journals/jsac/jsac39.html#HuangYAXWYZD21

Qiang Li 0020 Miaowen Wen Shuai Wang 0004 George C. Alexandropoulos Yik-Chung Wu Space Shift Keying With Reconfigurable Intelligent Surfaces: Phase Configuration Designs and Performance Analysis. 322-333 2021 2 IEEE Open J. Commun. Soc. https://doi.org/10.1109/OJCOMS.2021.3057118 db/journals/ojcs/ojcs2.html#LiWWAW21

Chau Yuen George C. Alexandropoulos Xiaojun Yuan 0002 Marco Di Renzo Mérouane Debbah IEEE TCCN Special Section Editorial: Intelligent Surfaces for Smart Wireless Communications. 336-339 2021 7 IEEE Trans. Cogn. Commun. Netw. 2 https://doi.org/10.1109/TCCN.2021.3078418 db/journals/tccn/tccn7.html#YuenAYRD21

Li Wei 0007 Chongwen Huang George C. Alexandropoulos Chau Yuen Zhaoyang Zhang 0001 Mérouane Debbah Channel Estimation for RIS-Empowered Multi-User MISO Wireless Communications. 4144-4157 2021 69 IEEE Trans. Commun. 6 https://doi.org/10.1109/TCOMM.2021.3063236 db/journals/tcom/tcom69.html#WeiHAYZD21

Jing Yuan Miaowen Wen Qiang Li 0020 Ertugrul Basar George C. Alexandropoulos Gaojie Chen 0001 Receive Quadrature Reflecting Modulation for RIS-Empowered Wireless Communications. 5121-5125 2021 70 IEEE Trans. Veh. Technol. 5 https://doi.org/10.1109/TVT.2021.3073161 db/journals/tvt/tvt70.html#YuanWLBAC21

Shaoe Lin Beixiong Zheng George C. Alexandropoulos Miaowen Wen Marco Di Renzo Fangjiong Chen Reconfigurable Intelligent Surfaces With Reflection Pattern Modulation: Beamforming Design and Performance Analysis. 741-754 2021 20 IEEE Trans. Wirel. Commun. 2 https://doi.org/10.1109/TWC.2020.3028198 db/journals/twc/twc20.html#LinZAWRC21

Nir Shlezinger George C. Alexandropoulos Mohammadreza F. Imani Yonina C. Eldar David R. Smith Dynamic Metasurface Antennas for 6G Extreme Massive MIMO Communications. 106-113 2021 28 IEEE Wirel. Commun. 2 https://doi.org/10.1109/MWC.001.2000267 db/journals/wc/wc28.html#ShlezingerAIES21

Jair Alves de Carvalho Daniel B. da Costa 0001 Liang Yang 0001 George C. Alexandropoulos Rodolfo Oliveira Ugo Silva Dias User Fairness in Wireless Powered Communication Networks With Non-Orthogonal Multiple Access. 189-193 2021 10 IEEE Wirel. Commun. Lett. 1 https://doi.org/10.1109/LWC.2020.3030818 db/journals/wcl/wcl10.html#CarvalhoCYAOD21

Liuhang Wang Nir Shlezinger George C. Alexandropoulos Haiyang Zhang 0001 Baoyun Wang Yonina C. Eldar Jointly Learned Symbol Detection and Signal Reflection in RIS-Aided Multi-user MIMO Systems. 715-721 2021 ACSCC https://doi.org/10.1109/IEEECONF53345.2021.9723108 conf/acssc/2021 db/conf/acssc/acssc2021.html#WangSAZWE21 Ali Mokh Julien de Rosny George C. Alexandropoulos Ramin Khayatzadeh Abdelwaheb Ourir Mohamed Kamoun Arnaud Tourin Mathias Fink Time Reversal Precoding at SubTHz Frequencies: Experimental Results on Spatiotemporal Focusing. 78-82 2021 CSCN https://doi.org/10.1109/CSCN53733.2021.9686163 conf/cscn/2021 db/conf/cscn/cscn2021.html#MokhRAKOKTF21 Emilio Calvanese Strinati George C. Alexandropoulos Vincenzo Sciancalepore Marco Di Renzo Henk Wymeersch Dinh-Thuy Phan-Huy Maurizio Crozzoli Raffaele D'Errico Elisabeth de Carvalho Petar Popovski Paolo Di Lorenzo Luca Bastianelli Mathieu Belouar Julien-Etienne Mascolo Gabriele Gradoni Sendy Phang Geoffroy Lerosey Benoît Denis Wireless Environment as a Service Enabled by Reconfigurable Intelligent Surfaces: The RISE-6G Perspective. 562-567 2021 EuCNC/6G Summit https://doi.org/10.1109/EuCNC/6GSummit51104.2021.9482474 conf/eucnc/2021 db/conf/eucnc/eucnc2021.html#StrinatiASRWPCD21 Md Atiqul Islam George C. Alexandropoulos Besma Smida Direction-Assisted Beam Management in Full Duplex Millimeter Wave Massive MIMO Systems. 1-6 2021 GLOBECOM https://doi.org/10.1109/GLOBECOM46510.2021.9685723 conf/globecom/2021 db/conf/globecom/globecom2021.html#IslamAS21 Aris L. Moustakas George C. Alexandropoulos Mérouane Debbah Capacity Optimization using Reconfigurable Intelligent Surfaces: A Large System Approach. 1-6 2021 GLOBECOM https://doi.org/10.1109/GLOBECOM46510.2021.9685375 conf/globecom/2021 db/conf/globecom/globecom2021.html#MoustakasAD21 Jie Xu 0045 Li You 0001 George C. Alexandropoulos Jue Wang 0006 Wenjin Wang 0001 Xiqi Gao 0001 Dynamic Metasurface Antennas for Energy Efficient Uplink Massive MIMO Communications. 1-6 2021 GLOBECOM https://doi.org/10.1109/GLOBECOM46510.2021.9685389 conf/globecom/2021 db/conf/globecom/globecom2021.html#XuYA0WG21 Zohair Abu-Shaban Kamran Keykhosravi Musa Furkan Keskin George C. Alexandropoulos Gonzalo Seco-Granados Henk Wymeersch Near-field Localization with a Reconfigurable Intelligent Surface Acting as Lens. 1-6 2021 ICC https://doi.org/10.1109/ICC42927.2021.9500663 conf/icc/2021 db/conf/icc/icc2021.html#Abu-ShabanKKASW21 George C. Alexandropoulos Konstantinos Katsanos Miaowen Wen Daniel B. da Costa 0001 Safeguarding MIMO Communications with Reconfigurable Metasurfaces and Artificial Noise. 1-6 2021 ICC https://doi.org/10.1109/ICC42927.2021.9501003 conf/icc/2021 db/conf/icc/icc2021.html#Alexandropoulos21 Chenlu Xiang Shunqing Zhang Shugong Xu George C. Alexandropoulos Self-Calibrating Indoor Localization with Crowdsourcing Fingerprints and Transfer Learning. 1-6 2021 ICC https://doi.org/10.1109/ICC42927.2021.9500623 conf/icc/2021 db/conf/icc/icc2021.html#XiangZXA21 Haiyang Zhang 0001 Nir Shlezinger Idban Alamzadeh George C. Alexandropoulos Mohammadreza F. Imani Yonina C. Eldar Channel Estimation with Simultaneous Reflecting and Sensing Reconfigurable Intelligent Metasurfaces. 536-540 2021 SPAWC https://doi.org/10.1109/SPAWC51858.2021.9593172 conf/spawc/2021 db/conf/spawc/spawc2021.html#ZhangSAAIE21 George C. Alexandropoulos Ioanna Vinieratou Mattia Rebato Luca Rose Michele Zorzi Uplink Beam Management for Millimeter Wave Cellular MIMO Systems with Hybrid Beamforming. 1-7 2021 WCNC https://doi.org/10.1109/WCNC49053.2021.9417259 conf/wcnc/2021 db/conf/wcnc/wcnc2021.html#Alexandropoulos21 Li Wei 0007 Chongwen Huang George C. Alexandropoulos Zhaohui Yang 0001 Chau Yuen Zhaoyang Zhang 0001 Joint Channel Estimation and Signal Recovery in RIS-Assisted Multi-User MISO Communications. 1-6 2021 WCNC https://doi.org/10.1109/WCNC49053.2021.9417121 conf/wcnc/2021 db/conf/wcnc/wcnc2021.html#WeiHAYY021

George C. Alexandropoulos Ioanna Vinieratou Mattia Rebato Luca Rose Michele Zorzi Uplink Beam Management for Millimeter Wave Cellular MIMO Systems with Hybrid Beamforming. 2021 abs/2101.07106 CoRR https://arxiv.org/abs/2101.07106 db/journals/corr/corr2101.html#abs-2101-07106

Chongwen Huang Zhaohui Yang 0001 George C. Alexandropoulos Kai Xiong 0001 Li Wei 0007 Chau Yuen Zhaoyang Zhang 0001 Mérouane Debbah Multi-hop RIS-Empowered Terahertz Communications: A DRL-based Hybrid Beamforming Design. 2021 abs/2101.09137 CoRR https://arxiv.org/abs/2101.09137 db/journals/corr/corr2101.html#abs-2101-09137

Qiang Li 0020 Miaowen Wen Shuai Wang 0004 George C. Alexandropoulos Yik-Chung Wu Space Shift Keying with Reconfigurable Intelligent Surfaces: Phase Configuration Designs and Performance Analysis. 2021 abs/2102.01912 CoRR https://arxiv.org/abs/2102.01912 db/journals/corr/corr2102.html#abs-2102-01912

George C. Alexandropoulos Nir Shlezinger Philipp del Hougne Reconfigurable Intelligent Surfaces for Rich Scattering Wireless Communications: Recent Experiments, Challenges, and Opportunities. 2021 abs/2103.04711 CoRR https://arxiv.org/abs/2103.04711 db/journals/corr/corr2103.html#abs-2103-04711

Kun Chen Hu George C. Alexandropoulos Ana García Armada Non-Coherent Modulation for RIS-Empowered Multi-Antenna OFDM Communications. 2021 abs/2103.05547 CoRR https://arxiv.org/abs/2103.05547 db/journals/corr/corr2103.html#abs-2103-05547

George C. Alexandropoulos Nir Shlezinger Idban Alamzadeh Mohammadreza F. Imani Haiyang Zhang 0001 Yonina C. Eldar Hybrid Reconfigurable Intelligent Metasurfaces: Enabling Simultaneous Tunable Reflections and Sensing for 6G Wireless Communications. 2021 abs/2104.04690 CoRR https://arxiv.org/abs/2104.04690 db/journals/corr/corr2104.html#abs-2104-04690

Emilio Calvanese Strinati George C. Alexandropoulos Vincenzo Sciancalepore Marco Di Renzo Henk Wymeersch Dinh Thuy Phan Huy Maurizio Crozzoli Raffaele D'Errico Elisabeth de Carvalho Petar Popovski Paolo Di Lorenzo Luca Bastianelli Mathieu Belouar Julien-Etienne Mascolo Gabriele Gradoni Sendy Phang Geoffroy Lerosey Benoît Denis Wireless Environment as a Service Enabled by Reconfigurable Intelligent Surfaces: The RISE-6G Perspective. 2021 abs/2104.06265 CoRR https://arxiv.org/abs/2104.06265 db/journals/corr/corr2104.html#abs-2104-06265

Li You 0001 Jie Xu 0045 George C. Alexandropoulos Jue Wang 0006 Wenjin Wang 0001 Xiqi Gao 0001 Dynamic Metasurface Antennas for Energy Efficient Massive MIMO Uplink Communications. 2021 abs/2106.09442 CoRR https://arxiv.org/abs/2106.09442 db/journals/corr/corr2106.html#abs-2106-09442

Md Atiqul Islam George C. Alexandropoulos Besma Smida Direction-Assisted Beam Management in Full Duplex Millimeter Wave Massive MIMO Systems. 2021 abs/2109.07596 CoRR https://arxiv.org/abs/2109.07596 db/journals/corr/corr2109.html#abs-2109-07596

Aris L. Moustakas George C. Alexandropoulos Mérouane Debbah Capacity Optimization using Reconfigurable Intelligent Surfaces: A Large System Approach. 2021 abs/2109.07754 CoRR https://arxiv.org/abs/2109.07754 db/journals/corr/corr2109.html#abs-2109-07754

Vasiliki Kouni Georgios Paraskevopoulos Holger Rauhut George C. Alexandropoulos ADMM-DAD net: a deep unfolding network for analysis compressed sensing. 2021 abs/2110.06986 CoRR https://arxiv.org/abs/2110.06986 db/journals/corr/corr2110.html#abs-2110-06986

Emilio Calvanese Strinati George C. Alexandropoulos Henk Wymeersch Benoît Denis Vincenzo Sciancalepore Raffaele D'Errico Antonio Clemente Dinh-Thuy Phan-Huy Elisabeth de Carvalho Petar Popovski Reconfigurable, Intelligent, and SustainableWireless Environments for 6G Smart Connectivity. 2021 abs/2110.07547 CoRR https://arxiv.org/abs/2110.07547 db/journals/corr/corr2110.html#abs-2110-07547

Vahid Jamali George C. Alexandropoulos Robert Schober H. Vincent Poor Low-to-Zero-Overhead IRS Reconfiguration: Decoupling Illumination and Channel Estimation. 2021 abs/2111.09421 CoRR https://arxiv.org/abs/2111.09421 db/journals/corr/corr2111.html#abs-2111-09421

Li Wei 0007 Chongwen Huang George C. Alexandropoulos Wei E. I. Sha Zhaoyang Zhang 0001 Mérouane Debbah Chau Yuen Multi-User Holographic MIMO Surface: Channel Modeling and Spectral Efficiency Analysis. 2021 abs/2112.02803 CoRR https://arxiv.org/abs/2112.02803 db/journals/corr/corr2112.html#abs-2112-02803

Md Atiqul Islam George C. Alexandropoulos Besma Smida Joint Analog and Digital Transceiver Design for Wideband Full Duplex MIMO Systems. 2021 abs/2112.08970 CoRR https://arxiv.org/abs/2112.08970 db/journals/corr/corr2112.html#abs-2112-08970

Shaoe Lin Beixiong Zheng George C. Alexandropoulos Miaowen Wen Fangjiong Chen Shahid Mumtaz Adaptive Transmission for Reconfigurable Intelligent Surface-Assisted OFDM Wireless Communications. 2653-2665 2020 38 IEEE J. Sel. Areas Commun. 11 https://doi.org/10.1109/JSAC.2020.3007038 db/journals/jsac/jsac38.html#LinZAWCs20

Chongwen Huang Sha Hu 0001 George C. Alexandropoulos Alessio Zappone Chau Yuen Rui Zhang 0006 Marco Di Renzo Mérouane Debbah Holographic MIMO Surfaces for 6G Wireless Networks: Opportunities, Challenges, and Trends. 118-125 2020 27 IEEE Wirel. Commun. 5 https://doi.org/10.1109/MWC.001.1900534 db/journals/wc/wc27.html#HuangHAZYZRD20

Md Atiqul Islam George C. Alexandropoulos Besma Smida Simultaneous Data Communication and Channel Estimation in Multi-User Full Duplex MIMO Systems. 1277-1282 2020 ACSSC https://doi.org/10.1109/IEEECONF51394.2020.9443439 conf/acssc/2020 db/conf/acssc/acssc2020.html#IslamAS20 George C. Alexandropoulos Evangelos Vlachos Besma Smida Joint Localization and Channel Estimation for UAV-Assisted Millimeter Wave Communications. 1318-1322 2020 ACSSC https://doi.org/10.1109/IEEECONF51394.2020.9443514 conf/acssc/2020 db/conf/acssc/acssc2020.html#Alexandropoulos20 George C. Alexandropoulos Sumudu Samarakoon Mehdi Bennis Mérouane Debbah Phase Configuration Learning in Wireless Networks with Multiple Reconfigurable Intelligent Surfaces. 1-6 2020 GLOBECOM (Workshops) https://doi.org/10.1109/GCWkshps50303.2020.9367575 conf/globecom/2020w db/conf/globecom/globecom2020w.html#Alexandropoulos20 Chongwen Huang Zhaohui Yang 0001 George C. Alexandropoulos Kai Xiong 0001 Li Wei 0007 Chau Yuen Zhaoyang Zhang 0001 Hybrid Beamforming for RIS-Empowered Multi-hop Terahertz Communications: A DRL-based Method. 1-6 2020 GLOBECOM (Workshops) https://doi.org/10.1109/GCWkshps50303.2020.9367503 conf/globecom/2020w db/conf/globecom/globecom2020w.html#HuangYAXWYZ20 Shaoe Lin Beixiong Zheng George C. Alexandropoulos Miaowen Wen Fangjiong Chen Progressive Channel Estimation and Passive Beamforming for RIS-Assisted OFDM Systems. 1-6 2020 GLOBECOM https://doi.org/10.1109/GLOBECOM42002.2020.9322105 conf/globecom/2020 db/conf/globecom/globecom2020.html#LinZAWC20 Shaoe Lin Beixiong Zheng George C. Alexandropoulos Miaowen Wen Marco Di Renzo Fangjiong Chen Joint Passive Beamforming and Information Transfer for RIS-Empowered Wireless Communications. 1-6 2020 GLOBECOM https://doi.org/10.1109/GLOBECOM42002.2020.9347966 conf/globecom/2020 db/conf/globecom/globecom2020.html#LinZAWRC20 George C. Alexandropoulos Evangelos Vlachos John S. Thompson Wideband Channel Tracking for Millimeter Wave Massive Mimo Systems with Hybrid Beamforming Reception. 8698-8702 2020 ICASSP https://doi.org/10.1109/ICASSP40776.2020.9053440 conf/icassp/2020 db/conf/icassp/icassp2020.html#Alexandropoulos20 George C. Alexandropoulos Evangelos Vlachos A Hardware Architecture For Reconfigurable Intelligent Surfaces with Minimal Active Elements for Explicit Channel Estimation. 9175-9179 2020 ICASSP https://doi.org/10.1109/ICASSP40776.2020.9053976 conf/icassp/2020 db/conf/icassp/icassp2020.html#Alexandropoulos20a Melissa Duarte George C. Alexandropoulos Full Duplex MIMO Digital Beamforming with Reduced Complexity AUXTX Analog Cancellation. 1-6 2020 ICC https://doi.org/10.1109/ICC40277.2020.9148691 conf/icc/2020 db/conf/icc/icc2020.html#DuarteA20 Md Atiqul Islam George C. Alexandropoulos Besma Smida Simultaneous Downlink Data Transmission and Uplink Channel Estimation with Reduced Complexity Full Duplex MIMO Radios. 1-6 2020 ICC Workshops https://doi.org/10.1109/ICCWorkshops49005.2020.9145344 conf/icc/2020w db/conf/icc/icc2020w.html#IslamAS20 Sirui Zhu Yuexing Peng George C. Alexandropoulos RCS-Based Flight Target Recognition using Deep Networks with Convolutional and Bidirectional GRU Layer. 137-141 2020 ICIAI https://doi.org/10.1145/3390557.3394300 https://www.wikidata.org/entity/Q130981415 conf/iciai/2020 db/conf/iciai/iciai2020.html#ZhuPA20 Li Wei 0007 Chongwen Huang George C. Alexandropoulos Chau Yuen Parallel Factor Decomposition Channel Estimation in RIS-Assisted Multi-User MISO Communication. 1-5 2020 SAM https://doi.org/10.1109/SAM48682.2020.9104305 conf/ieeesam/2020 db/conf/ieeesam/sam2020.html#WeiHAY20 George C. Alexandropoulos Md Atiqul Islam Besma Smida Full Duplex Hybrid A/D Beamforming with Reduced Complexity Multi-Tap Analog Cancellation. 1-5 2020 SPAWC https://doi.org/10.1109/SPAWC48557.2020.9154241 conf/spawc/2020 db/conf/spawc/spawc2020.html#Alexandropoulos20

Li Wei 0007 Chongwen Huang George C. Alexandropoulos Chau Yuen Parallel Factor Decomposition Channel Estimation in RIS-Assisted Multi-User MISO Communication. 2020 abs/2001.09413 CoRR https://arxiv.org/abs/2001.09413 db/journals/corr/corr2001.html#abs-2001-09413

George C. Alexandropoulos Evangelos Vlachos A Hardware Architecture for Reconfigurable Intelligent Surfaces with Minimal Active Elements for Explicit Channel Estimation. 2020 abs/2002.10371 CoRR https://arxiv.org/abs/2002.10371 db/journals/corr/corr2002.html#abs-2002-10371

George C. Alexandropoulos Md Atiqul Islam Besma Smida Full Duplex Hybrid A/D Beamforming with Reduced Complexity Multi-Tap Analog Cancellation. 2020 abs/2002.11837 CoRR https://arxiv.org/abs/2002.11837 db/journals/corr/corr2002.html#abs-2002-11837

Md Atiqul Islam George C. Alexandropoulos Besma Smida Simultaneous Downlink Data Transmission and Uplink Channel Estimation with Reduced Complexity Full Duplex MIMO Radios. 2020 abs/2003.06562 CoRR https://arxiv.org/abs/2003.06562 db/journals/corr/corr2003.html#abs-2003-06562

George C. Alexandropoulos Konstantinos Katsanos Miaowen Wen Daniel B. da Costa 0001 Safeguarding MIMO Communications with Reconfigurable Metasurfaces and Artificial Noise. 2020 abs/2005.10062 CoRR https://arxiv.org/abs/2005.10062 db/journals/corr/corr2005.html#abs-2005-10062

Nir Shlezinger George C. Alexandropoulos Mohammadreza F. Imani Yonina C. Eldar David R. Smith Dynamic Metasurface Antennas for 6G Extreme Massive MIMO Communications. 2020 abs/2006.07838 CoRR https://arxiv.org/abs/2006.07838 db/journals/corr/corr2006.html#abs-2006-07838

George C. Alexandropoulos Geoffroy Lerosey Mérouane Debbah Mathias Fink Reconfigurable Intelligent Surfaces and Metamaterials: The Potential of Wave Propagation Control for 6G Wireless Communications. 2020 abs/2006.11136 CoRR https://arxiv.org/abs/2006.11136 db/journals/corr/corr2006.html#abs-2006-11136

Li Wei 0007 Chongwen Huang George C. Alexandropoulos Chau Yuen Zhaoyang Zhang 0001 Mérouane Debbah Channel Estimation for RIS-Empowered Multi-User MISO Wireless Communications. 2020 abs/2008.01459 CoRR https://arxiv.org/abs/2008.01459 db/journals/corr/corr2008.html#abs-2008-01459

Shaoe Lin Beixiong Zheng George C. Alexandropoulos Miaowen Wen Marco Di Renzo Fangjiong Chen Reconfigurable Intelligent Surfaces with Reflection Pattern Modulation: Beamforming Design and Performance Analysis. 2020 abs/2008.02555 CoRR https://arxiv.org/abs/2008.02555 db/journals/corr/corr2008.html#abs-2008-02555

Chongwen Huang Zhaohui Yang 0001 George C. Alexandropoulos Kai Xiong 0001 Li Wei 0007 Chau Yuen Zhaoyang Zhang 0001 Hybrid Beamforming for RIS-Empowered Multi-hop Terahertz Communications: A DRL-based Method. 2020 abs/2009.09380 CoRR https://arxiv.org/abs/2009.09380 db/journals/corr/corr2009.html#abs-2009-09380

George C. Alexandropoulos Sumudu Samarakoon Mehdi Bennis Mérouane Debbah Phase Configuration Learning in Wireless Networks with Multiple Reconfigurable Intelligent Surfaces. 2020 abs/2010.04376 CoRR https://arxiv.org/abs/2010.04376 db/journals/corr/corr2010.html#abs-2010-04376

Zohair Abu-Shaban Kamran Keykhosravi Musa Furkan Keskin George C. Alexandropoulos Gonzalo Seco-Granados Henk Wymeersch Near-field Localization with a Reconfigurable Intelligent Surface Acting as Lens. 2020 abs/2010.05617 CoRR https://arxiv.org/abs/2010.05617 db/journals/corr/corr2010.html#abs-2010-05617

Md Atiqul Islam George C. Alexandropoulos Besma Smida Simultaneous Data Communication and Channel Estimation in Multi-User Full Duplex MIMO Systems. 2020 abs/2011.04286 CoRR https://arxiv.org/abs/2011.04286 db/journals/corr/corr2011.html#abs-2011-04286

Li Wei 0007 Chongwen Huang George C. Alexandropoulos Zhaohui Yang 0001 Chau Yuen Zhaoyang Zhang 0001 Joint Channel Estimation and Signal Recovery in RIS-Assisted Multi-User MISO Communications. 2020 abs/2011.13116 CoRR https://arxiv.org/abs/2011.13116 db/journals/corr/corr2011.html#abs-2011-13116

Ibrahim Yildirim Fatih Kilinc Ertugrul Basar George C. Alexandropoulos Hybrid RIS-Empowered Reflection and Decode-and-Forward Relaying for Coverage Extension. 2020 abs/2012.12329 CoRR https://arxiv.org/abs/2012.12329 db/journals/corr/corr2012.html#abs-2012-12329

Chenlu Xiang Shunqing Zhang Shugong Xu Xiaojing Chen 0001 Shan Cao 0001 George C. Alexandropoulos Vincent K. N. Lau Robust Sub-Meter Level Indoor Localization With a Single WiFi Access Point - Regression Versus Classification. 146309-146321 2019 7 IEEE Access https://doi.org/10.1109/ACCESS.2019.2946271 db/journals/access/access7.html#XiangZXCCAL19

Marco Di Renzo Mérouane Debbah Dinh Thuy Phan Huy Alessio Zappone Mohamed-Slim Alouini Chau Yuen Vincenzo Sciancalepore George C. Alexandropoulos Jakob Hoydis Haris Gacanin Julien de Rosny Ahcène Bounceur Geoffroy Lerosey Mathias Fink Smart radio environments empowered by reconfigurable AI meta-surfaces: an idea whose time has come. 129 2019 2019 EURASIP J. Wirel. Commun. Netw. https://doi.org/10.1186/s13638-019-1438-9 https://www.wikidata.org/entity/Q127827415 db/journals/ejwcn/ejwcn2019.html#RenzoDHZAYSAHGR19

Evangelos Vlachos George C. Alexandropoulos John Thompson 0001 Wideband MIMO Channel Estimation for Hybrid Beamforming Millimeter Wave Systems via Random Spatial Sampling. 1136-1150 2019 13 IEEE J. Sel. Top. Signal Process. 5 https://doi.org/10.1109/JSTSP.2019.2937633 db/journals/jstsp/jstsp13.html#VlachosA019

Milad Fozooni Hien Quoc Ngo Michail Matthaiou Shi Jin 0002 George C. Alexandropoulos Hybrid Processing Design for Multipair Massive MIMO Relaying With Channel Spatial Correlation. 107-123 2019 67 IEEE Trans. Commun. 1 https://doi.org/10.1109/TCOMM.2018.2867490 db/journals/tcom/tcom67.html#FozooniNMJA19

Chongwen Huang Alessio Zappone George C. Alexandropoulos Mérouane Debbah Chau Yuen Reconfigurable Intelligent Surfaces for Energy Efficiency in Wireless Communication. 4157-4170 2019 18 IEEE Trans. Wirel. Commun. 8 https://doi.org/10.1109/TWC.2019.2922609 https://www.wikidata.org/entity/Q127625070 db/journals/twc/twc18.html#HuangZADY19

Hiroki Iimori Giuseppe Thadeu Freitas de Abreu George C. Alexandropoulos MIMO Beamforming Schemes for Hybrid SIC FD Radios With Imperfect Hardware and CSI. 4816-4830 2019 18 IEEE Trans. Wirel. Commun. 10 https://doi.org/10.1109/TWC.2019.2929759 db/journals/twc/twc18.html#IimoriAA19

George C. Alexandropoulos Ramin Khayatzadeh Mohamed Kamoun Ganghua Yang Mérouane Debbah Indoor Time Reversal Wireless Communication: Experimental Results for Localization and Signal Coverage. 7844-7848 2019 ICASSP https://doi.org/10.1109/ICASSP.2019.8683188 conf/icassp/2019 db/conf/icassp/icassp2019.html#Alexandropoulos19 Chongwen Huang George C. Alexandropoulos Alessio Zappone Chau Yuen Mérouane Debbah Deep Learning for UL/DL Channel Calibration in Generic Massive MIMO Systems. 1-6 2019 ICC https://doi.org/10.1109/ICC.2019.8761962 conf/icc/2019 db/conf/icc/icc2019.html#HuangAZYD19 Muhammad Ali Babar Abbasi Harsh Tataria Vincent F. Fusco Michail Matthaiou George C. Alexandropoulos Aggressive RF Circuit Reduction Techniques in Millimeter Wave Cellular Systems. 500-504 2019 ISWCS https://doi.org/10.1109/ISWCS.2019.8877347 conf/iswcs/2019 db/conf/iswcs/iswcs2019.html#AbbasiTFMA19 Md Atiqul Islam George C. Alexandropoulos Besma Smida A Unified Beamforming and A/D Self-Interference Cancellation Design for Full Duplex MIMO Radios. 1-7 2019 PIMRC https://doi.org/10.1109/PIMRC.2019.8904094 conf/pimrc/2019 db/conf/pimrc/pimrc2019.html#IslamAS19 Aris L. Moustakas George C. Alexandropoulos Andreas Polydoros Ioannis Kaddas Ioannis Dagres Impact of Imperfect Channel Estimation in HF OFDM-MIMO Communications. 1-6 2019 PIMRC https://doi.org/10.1109/PIMRC.2019.8904116 conf/pimrc/2019 db/conf/pimrc/pimrc2019.html#MoustakasAPKD19 Chongwen Huang George C. Alexandropoulos Chau Yuen Mérouane Debbah Indoor Signal Focusing with Deep Learning Designed Reconfigurable Intelligent Surfaces. 1-5 2019 SPAWC https://doi.org/10.1109/SPAWC.2019.8815412 conf/spawc/2019 db/conf/spawc/spawc2019.html#HuangAYD19 Evangelos Vlachos George C. Alexandropoulos John S. Thompson Hybrid Beamforming with Random Analog Sampling for Wideband Channel Estimation in Millimeter Wave Massive MIMO Systems. 1-5 2019 SPAWC https://doi.org/10.1109/SPAWC.2019.8815512 conf/spawc/2019 db/conf/spawc/spawc2019.html#VlachosAT19 Hiroki Iimori Giuseppe Abreu Koji Ishibashi George C. Alexandropoulos Transmission Strategies in Imperfect Bi-directional Full-Duplex MIMO Systems. 1-6 2019 WCNC https://doi.org/10.1109/WCNC.2019.8885916 conf/wcnc/2019 db/conf/wcnc/wcnc2019.html#IimoriAIA19

Chongwen Huang George C. Alexandropoulos Alessio Zappone Chau Yuen Mérouane Debbah Deep Learning for UL/DL Channel Calibration in Generic Massive MIMO Systems. 2019 abs/1903.02875 CoRR http://arxiv.org/abs/1903.02875 db/journals/corr/corr1903.html#abs-1903-02875

Marco Di Renzo Mérouane Debbah Dinh Thuy Phan Huy Alessio Zappone Mohamed-Slim Alouini Chau Yuen Vincenzo Sciancalepore George C. Alexandropoulos Jakob Hoydis Haris Gacanin Julien de Rosny Ahcène Bounceur Geoffroy Lerosey Mathias Fink Smart Radio Environments Empowered by AI Reconfigurable Meta-Surfaces: An Idea Whose Time Has Come. 2019 abs/1903.08925 CoRR http://arxiv.org/abs/1903.08925 db/journals/corr/corr1903.html#abs-1903-08925

Chongwen Huang George C. Alexandropoulos Chau Yuen Mérouane Debbah Indoor Signal Focusing with Deep Learning Designed Reconfigurable Intelligent Surfaces. 2019 abs/1905.07726 CoRR http://arxiv.org/abs/1905.07726 db/journals/corr/corr1905.html#abs-1905-07726

Chongwen Huang Sha Hu 0001 George C. Alexandropoulos Alessio Zappone Chau Yuen Rui Zhang 0006 Marco Di Renzo Mérouane Debbah Holographic MIMO Surfaces for 6G Wireless Networks: Opportunities, Challenges, and Trends. 2019 abs/1911.12296 CoRR http://arxiv.org/abs/1911.12296 db/journals/corr/corr1911.html#abs-1911-12296

Kostas P. Peppas George C. Alexandropoulos P. Takis Mathiopoulos Jing Yang 0015 On the sum of ordered random variables and its applications to physical-layer security of communication over η-μ fading channels with generalized selection combining. 2018 29 Trans. Emerg. Telecommun. Technol. 6 https://doi.org/10.1002/ett.3264 db/journals/ett/ett29.html#PeppasAMY18

George C. Alexandropoulos Kostas P. Peppas Secrecy Outage Analysis Over Correlated Composite Nakagami-m/Gamma Fading Channels. 77-80 2018 22 IEEE Commun. Lett. 1 https://doi.org/10.1109/LCOMM.2017.2760255 db/journals/icl/icl22.html#Alexandropoulos18

Deepak Mishra 0001 George C. Alexandropoulos Swades De Energy Sustainable IoT With Individual QoS Constraints Through MISO SWIPT Multicasting. 2856-2867 2018 5 IEEE Internet Things J. 4 https://doi.org/10.1109/JIOT.2018.2842150 https://www.wikidata.org/entity/Q129758015 db/journals/iotj/iotj5.html#MishraAD18

Evangelos Vlachos George C. Alexandropoulos John S. Thompson Massive MIMO Channel Estimation for Millimeter Wave Systems via Matrix Completion. 1675-1679 2018 25 IEEE Signal Process. Lett. 11 https://doi.org/10.1109/LSP.2018.2870533 https://www.wikidata.org/entity/Q129225881 db/journals/spl/spl25.html#VlachosAT18

Deepak Mishra 0001 George C. Alexandropoulos Transmit Precoding and Receive Power Splitting for Harvested Power Maximization in MIMO SWIPT Systems. 774-786 2018 2 IEEE Trans. Green Commun. Netw. 3 https://doi.org/10.1109/TGCN.2018.2835409 https://www.wikidata.org/entity/Q129853018 db/journals/tgcn/tgcn2.html#MishraA18

Nikolaos I. Miridakis Theodoros A. Tsiftsis George C. Alexandropoulos MIMO Underlay Cognitive Radio: Optimized Power Allocation, Effective Number of Transmit Antennas and Harvest-Transmit Tradeoff. 1101-1114 2018 2 IEEE Trans. Green Commun. Netw. 4 https://doi.org/10.1109/TGCN.2018.2866995 db/journals/tgcn/tgcn2.html#MiridakisTA18

Deepak Mishra 0001 George C. Alexandropoulos Jointly Optimal Spatial Channel Assignment and Power Allocation for MIMO SWIPT Systems. 214-217 2018 7 IEEE Wirel. Commun. Lett. 2 https://doi.org/10.1109/LWC.2017.2765320 db/journals/wcl/wcl7.html#MishraA18

Hiroki Iimori Giuseppe Abreu George C. Alexandropoulos Full-Duplex Transmission Optimization for Bi-directional MIMO links with QoS Guarantees. 201-205 2018 GlobalSIP https://doi.org/10.1109/GlobalSIP.2018.8646552 conf/globalsip/2018 db/conf/globalsip/globalsip2018.html#IimoriAA18 Chongwen Huang George C. Alexandropoulos Alessio Zappone Mérouane Debbah Chau Yuen Energy Efficient Multi-User MISO Communication Using Low Resolution Large Intelligent Surfaces. 1-6 2018 GLOBECOM Workshops https://doi.org/10.1109/GLOCOMW.2018.8644519 conf/globecom/2018w db/conf/globecom/globecom2018w.html#HuangAZDY18 Deepak Mishra 0001 George C. Alexandropoulos Swades De Harvested Power Fairness Optimization in MISO SWIPT Multicasting IoT with Individual Constraints. 1-6 2018 ICC https://doi.org/10.1109/ICC.2018.8422252 conf/icc/2018 db/conf/icc/icc2018.html#0001AD18 Nikolaos I. Miridakis Theodoros A. Tsiftsis George C. Alexandropoulos Energy Efficient Transmission in Underlay Massive MIMO Systems with Probabilistic Guarantees. 1-6 2018 ICC Workshops https://doi.org/10.1109/ICCW.2018.8403563 conf/icc/2018w db/conf/icc/icc2018w.html#MiridakisTA18 Harsh Tataria Michail Matthaiou Peter J. Smith 0001 George C. Alexandropoulos Vincent F. Fusco Uplink Interference Analysis with RF Switching for Lens-Based Millimeter-Wave Systems. 1-7 2018 ICC https://doi.org/10.1109/ICC.2018.8422812 conf/icc/2018 db/conf/icc/icc2018.html#TatariaMSAF18 Harsh Tataria Michail Matthaiou Peter J. Smith 0001 George C. Alexandropoulos Vincent F. Fusco Impact of RF Processing and Switching Errors in Lens-Based Massive MIMO Systems. 1-5 2018 SPAWC https://doi.org/10.1109/SPAWC.2018.8445998 conf/spawc/2018 db/conf/spawc/spawc2018.html#TatariaMSAF18 Hiroki Iimori Giuseppe Abreu George C. Alexandropoulos Full-Duplex Bi-directional MIMO under Imperfect CSI and Hardware Impairments. 1-6 2018 WPNC https://doi.org/10.1109/WPNC.2018.8555771 conf/wpnc/2018 db/conf/wpnc/wpnc2018.html#IimoriAA18

Nikolaos I. Miridakis Theodoros A. Tsiftsis George C. Alexandropoulos MIMO Underlay Cognitive Radio: Optimized Power Allocation, Effective Number of Transmit Antennas and Harvest-Transmit Tradeoff. 2018 abs/1801.07209 CoRR http://arxiv.org/abs/1801.07209 db/journals/corr/corr1801.html#abs-1801-07209

Deepak Mishra 0001 George C. Alexandropoulos Transmit Precoding and Receive Power Splitting for Harvested Power Maximization in MIMO SWIPT Systems. 2018 abs/1805.00716 CoRR http://arxiv.org/abs/1805.00716 db/journals/corr/corr1805.html#abs-1805-00716

Deepak Mishra 0001 George C. Alexandropoulos Swades De Energy Sustainable IoT with Individual QoS Constraints Through MISO SWIPT Multicasting. 2018 abs/1805.08898 CoRR http://arxiv.org/abs/1805.08898 db/journals/corr/corr1805.html#abs-1805-08898

Milad Fozooni Hien Quoc Ngo Michail Matthaiou Shi Jin 0002 George C. Alexandropoulos Hybrid Processing Design for Multipair Massive MIMO Relaying with Channel Spatial Correlation. 2018 abs/1808.09053 CoRR http://arxiv.org/abs/1808.09053 db/journals/corr/corr1808.html#abs-1808-09053

Evangelos Vlachos George C. Alexandropoulos John S. Thompson Massive MIMO Channel Estimation for Millimeter Wave Systems via Matrix Completion. 2018 abs/1809.01603 CoRR http://arxiv.org/abs/1809.01603 db/journals/corr/corr1809.html#abs-1809-01603

Chongwen Huang George C. Alexandropoulos Alessio Zappone Mérouane Debbah Chau Yuen Energy Efficient Multi-User MISO Communication using Low Resolution Large Intelligent Surfaces. 2018 abs/1809.05397 CoRR http://arxiv.org/abs/1809.05397 db/journals/corr/corr1809.html#abs-1809-05397

Hiroki Iimori Giuseppe Abreu George C. Alexandropoulos Full-Duplex Transmission Optimization for Bi-directional MIMO links with QoS Guarantees. 2018 abs/1809.08788 CoRR http://arxiv.org/abs/1809.08788 db/journals/corr/corr1809.html#abs-1809-08788

George C. Alexandropoulos Melissa Duarte Low Complexity Full Duplex MIMO: Novel Analog Cancellation Architectures and Transceiver Design. 2018 abs/1809.09474 CoRR http://arxiv.org/abs/1809.09474 db/journals/corr/corr1809.html#abs-1809-09474

Chongwen Huang Alessio Zappone George C. Alexandropoulos Mérouane Debbah Chau Yuen Large Intelligent Surfaces for Energy Efficiency in Wireless Communication. 2018 abs/1810.06934 CoRR http://arxiv.org/abs/1810.06934 db/journals/corr/corr1810.html#abs-1810-06934

Ying Liu 0014 Liang Li 0009 George C. Alexandropoulos Marius Pesavento Securing Relay Networks with Artificial Noise: An Error Performance-Based Approach. 384 2017 19 Entropy 8 https://doi.org/10.3390/e19080384 db/journals/entropy/entropy19.html#LiuLAP17

George C. Alexandropoulos P. Takis Mathiopoulos Pingzhi Fan Performance Analysis of L-Branch Scan-and-Wait Combining (SWC) Over Arbitrarily Correlated Nakagami-m Fading Channels. 2868-2874 2017 66 IEEE Trans. Veh. Technol. 3 https://doi.org/10.1109/TVT.2016.2582537 db/journals/tvt/tvt66.html#Alexandropoulos17

Kanapathippillai Cumanan George C. Alexandropoulos Zhiguo Ding 0001 George K. Karagiannidis Secure Communications With Cooperative Jamming: Optimal Power Allocation and Secrecy Outage Analysis. 7495-7505 2017 66 IEEE Trans. Veh. Technol. 8 https://doi.org/10.1109/TVT.2017.2657629 db/journals/tvt/tvt66.html#CumananADK17

Nikolaos I. Miridakis Theodoros A. Tsiftsis George C. Alexandropoulos Mérouane Debbah Simultaneous Spectrum Sensing and Data Reception for Cognitive Spatial Multiplexing Distributed Systems. 3313-3327 2017 16 IEEE Trans. Wirel. Commun. 5 https://doi.org/10.1109/TWC.2017.2681067 db/journals/twc/twc16.html#MiridakisTAD17

George C. Alexandropoulos Position aided beam alignment for millimeter wave backhaul systems with large phased arrays. 1-5 2017 CAMSAP https://doi.org/10.1109/CAMSAP.2017.8313072 conf/camsap/2017 db/conf/camsap/camsap2017.html#Alexandropoulos17 Deepak Mishra 0001 George C. Alexandropoulos Harvested power maximization in QoS-Constrained MIMO SWIPT with generic RF harvesting model. 1-5 2017 CAMSAP https://doi.org/10.1109/CAMSAP.2017.8313150 conf/camsap/2017 db/conf/camsap/camsap2017.html#MishraA17 Deepak Mishra 0001 Swades De George C. Alexandropoulos Dilip Krishnaswamy Energy-Aware Mode Selection for Throughput Maximization in RF-Powered D2D Communications. 1-6 2017 GLOBECOM https://doi.org/10.1109/GLOCOM.2017.8254221 conf/globecom/2017 db/conf/globecom/globecom2017.html#MishraDAK17 George C. Alexandropoulos Melissa Duarte Joint design of multi-tap analog cancellation and digital beamforming for reduced complexity full duplex MIMO systems. 1-7 2017 ICC https://doi.org/10.1109/ICC.2017.7997175 conf/icc/2017 db/conf/icc/icc2017.html#Alexandropoulos17 Spyridon Vassilaras George C. Alexandropoulos Cooperative beamforming techniques for energy efficient IoT wireless communication. 1-6 2017 ICC https://doi.org/10.1109/ICC.2017.7996903 conf/icc/2017 db/conf/icc/icc2017.html#VassilarasA17 George C. Alexandropoulos Paul Ferrand Constantinos B. Papadias On the Robustness of Coordinated Beamforming to Uncoordinated Interference and CSI Uncertainty. 1-6 2017 WCNC https://doi.org/10.1109/WCNC.2017.7925853 conf/wcnc/2017 db/conf/wcnc/wcnc2017.html#Alexandropoulos17

George C. Alexandropoulos Position Aided Beam Alignment for Millimeter Wave Backhaul Systems with Large Phased Arrays. 2017 abs/1701.03291 CoRR http://arxiv.org/abs/1701.03291 db/journals/corr/corr1701.html#Alexandropoulos17

Kanapathippillai Cumanan George C. Alexandropoulos Zhiguo Ding 0001 George K. Karagiannidis Secure communications with cooperative jamming: Optimal power allocation and secrecy outage analysis. 2017 abs/1701.03383 CoRR http://arxiv.org/abs/1701.03383 db/journals/corr/corr1701.html#CumananADK17

George C. Alexandropoulos Paul Ferrand Constantinos B. Papadias On the Robustness of Coordinated Beamforming to Uncoordinated Interference and CSI Uncertainty. 2017 abs/1701.06486 CoRR http://arxiv.org/abs/1701.06486 db/journals/corr/corr1701.html#Alexandropoulos17a

George C. Alexandropoulos Melissa Duarte Joint Design of Multi-Tap Analog Cancellation and Digital Beamforming for Reduced Complexity Full Duplex MIMO Systems. 2017 abs/1705.05148 CoRR http://arxiv.org/abs/1705.05148 db/journals/corr/corr1705.html#Alexandropoulos17b

Deepak Mishra 0001 Swades De George C. Alexandropoulos Dilip Krishnaswamy Energy-aware Mode Selection for Throughput Maximization in RF-Powered D2D Communications. 2017 abs/1709.01755 CoRR http://arxiv.org/abs/1709.01755 db/journals/corr/corr1709.html#abs-1709-01755

George C. Alexandropoulos Kostas P. Peppas Secrecy Outage Analysis over Correlated Composite Nakagami-mΓ Fading Channels. 2017 abs/1710.01192 CoRR http://arxiv.org/abs/1710.01192 db/journals/corr/corr1710.html#abs-1710-01192

Deepak Mishra 0001 George C. Alexandropoulos Harvested Power Maximization in QoS-Constrained MIMO SWIPT with Generic RF Harvesting Model. 2017 abs/1710.04317 CoRR http://arxiv.org/abs/1710.04317 db/journals/corr/corr1710.html#abs-1710-04317

Deepak Mishra 0001 George C. Alexandropoulos Jointly Optimal Spatial Channel Assignment and Power Allocation for MIMO SWIPT Systems. 2017 abs/1710.06746 CoRR http://arxiv.org/abs/1710.06746 db/journals/corr/corr1710.html#abs-1710-06746

George C. Alexandropoulos Paul Ferrand Jean-Marie Gorce Constantinos B. Papadias Advanced coordinated beamforming for the downlink of future LTE cellular networks. 54-60 2016 54 IEEE Commun. Mag. 7 https://doi.org/10.1109/MCOM.2016.7509379 db/journals/cm/cm54.html#Alexandropoulos16

Yuexing Peng George C. Alexandropoulos Yonghui Li 0001 Pilot-assisted channel estimation with MSE-optimal thresholding for OFDM systems. 1055-1070 2016 27 Trans. Emerg. Telecommun. Technol. 8 https://doi.org/10.1002/ett.3044 db/journals/ett/ett27.html#PengAL16

Tran Trung Duy George C. Alexandropoulos Tung Thanh Vu Nguyen-Son Vo Trung Quang Duong Outage performance of cognitive cooperative networks with relay selection over double-Rayleigh fading channels. 57-64 2016 10 IET Commun. 1 https://doi.org/10.1049/iet-com.2015.0236 db/journals/iet-com/iet-com10.html#DuyAVVD16

Gianni Pasolini George C. Alexandropoulos Lorenzo Mucchi Javier Prieto 0001 Yuan Shen 0001 Energy and Spectrum Efficient Wireless Sensor Networks. 2016 12 Int. J. Distributed Sens. Networks 6 https://doi.org/10.1155/2016/3708927 https://www.wikidata.org/entity/Q59124393 db/journals/ijdsn/ijdsn12.html#PasoliniAMPS16

Nikolaos I. Miridakis Theodoros A. Tsiftsis George C. Alexandropoulos Mérouane Debbah Green Cognitive Relaying: Opportunistically Switching Between Data Transmission and Energy Harvesting. 3725-3738 2016 34 IEEE J. Sel. Areas Commun. 12 https://doi.org/10.1109/JSAC.2016.2611841 db/journals/jsac/jsac34.html#MiridakisTAD16

George C. Alexandropoulos Symeon Chouvardas Low Complexity Channel Estimation for Millimeter Wave Systems with Hybrid A/D Antenna Processing. 1-6 2016 GLOBECOM Workshops https://doi.org/10.1109/GLOCOMW.2016.7848952 conf/globecom/2016w db/conf/globecom/globecom2016w.html#Alexandropoulos16 Nikolaos I. Miridakis Theodoros A. Tsiftsis George C. Alexandropoulos Mérouane Debbah Simultaneous Spectrum Sensing and Data Transmission for Multi-User MIMO Cognitive Radio Systems. 1-6 2016 GLOBECOM https://doi.org/10.1109/GLOCOM.2016.7842269 conf/globecom/2016 db/conf/globecom/globecom2016.html#MiridakisTAD16 Milad Fozooni Michail Matthaiou Shi Jin 0002 George C. Alexandropoulos Massive MIMO relaying with hybrid processing. 1-6 2016 ICC https://doi.org/10.1109/ICC.2016.7510972 conf/icc/2016 db/conf/icc/icc2016.html#FozooniMJA16 Nikolaos I. Miridakis Theodoros A. Tsiftsis George C. Alexandropoulos Mérouane Debbah Energy efficient switching between data transmission and energy harvesting for cooperative cognitive relaying systems. 1-6 2016 ICC https://doi.org/10.1109/ICC.2016.7511010 conf/icc/2016 db/conf/icc/icc2016.html#MiridakisTAD16 Ying Liu 0014 George C. Alexandropoulos Liang Li 0009 Marius Pesavento Artificial noise design for secure multi-relay networks over generalized fading channels. 1-5 2016 ICT https://doi.org/10.1109/ICT.2016.7500434 conf/ict/2016 db/conf/ict/ict2016.html#LiuALP16 George C. Alexandropoulos Marios Kountouris Italo Atzeni User scheduling and optimal power allocation for full-duplex cellular networks. 1-6 2016 SPAWC https://doi.org/10.1109/SPAWC.2016.7536726 conf/spawc/2016 db/conf/spawc/spawc2016.html#Alexandropoulos16 Spyridon Vassilaras George C. Alexandropoulos Optimizing Access mechanisms for QoS provisioning in hardware constrained Dynamic Spectrum Access. 1-6 2016 SPAWC https://doi.org/10.1109/SPAWC.2016.7536904 conf/spawc/2016 db/conf/spawc/spawc2016.html#VassilarasA16

George C. Alexandropoulos Paul Ferrand Jean-Marie Gorce Constantinos B. Papadias Advanced Coordinated Beamforming for the Downlink of Future LTE Cellular Networks. 2016 abs/1604.04592 CoRR http://arxiv.org/abs/1604.04592 db/journals/corr/corr1604.html#Alexandropoulos16

Italo Atzeni Marios Kountouris George C. Alexandropoulos Performance Evaluation of User Scheduling for Full-Duplex Small Cells in Ultra-Dense Networks. 2016 abs/1604.05979 CoRR http://arxiv.org/abs/1604.05979 db/journals/corr/corr1604.html#AtzeniKA16

George C. Alexandropoulos Marios Kountouris Italo Atzeni User Scheduling and Optimal Power Allocation for Full-Duplex Cellular Networks. 2016 abs/1605.05137 CoRR http://arxiv.org/abs/1605.05137 db/journals/corr/corr1605.html#Alexandropoulos16a

George C. Alexandropoulos P. Takis Mathiopoulos Pingzhi Fan Performance Analysis of $L$-Branch Scan-and-Wait Combining (SWC) over Arbitrarily Correlated Nakagami-$m$ Fading Channels. 2016 abs/1606.01759 CoRR http://arxiv.org/abs/1606.01759 db/journals/corr/corr1606.html#Alexandropoulos16b

Spyridon Vassilaras George C. Alexandropoulos Optimizing Access Mechanisms for QoS Provisioning in Hardware Constrained Dynamic Spectrum Access. 2016 abs/1607.01996 CoRR http://arxiv.org/abs/1607.01996 db/journals/corr/corr1607.html#VassilarasA16

Nikolaos I. Miridakis Theodoros A. Tsiftsis George C. Alexandropoulos Mérouane Debbah Simultaneous Spectrum Sensing and Data Reception for Cognitive Spatial Multiplexing Distributed Systems. 2016 abs/1609.07711 CoRR http://arxiv.org/abs/1609.07711 db/journals/corr/corr1609.html#MiridakisTAD16

George C. Alexandropoulos Symeon Chouvardas Low Complexity Channel Estimation for Millimeter Wave Systems with Hybrid A/D Antenna Processing. 2016 abs/1610.00118 CoRR http://arxiv.org/abs/1610.00118 db/journals/corr/corr1610.html#Alexandropoulos16c

Khuong Ho-Van Paschalis C. Sofotasios George C. Alexandropoulos Steven Freear Bit error rate of underlay decode-and-forward cognitive networks with best relay selection. 162-171 2015 17 J. Commun. Networks 2 https://doi.org/10.1109/JCN.2015.000030 https://www.wikidata.org/entity/Q56836698 db/journals/jcn/jcn17.html#Ho-VanSAF15

George C. Alexandropoulos Marios Kountouris Maximal Ratio Transmission in Wireless Poisson Networks under Spatially Correlated Fading Channels. 1-6 2015 GLOBECOM https://doi.org/10.1109/GLOCOM.2014.7417830 conf/globecom/2015 db/conf/globecom/globecom2015.html#Alexandropoulos15 Spyridon Vassilaras George C. Alexandropoulos Antonis A. Kalis Bit error rate analysis of cooperative beamforming for transmitting individual data streams. 6228-6233 2015 ICC https://doi.org/10.1109/ICC.2015.7249316 conf/icc/2015 db/conf/icc/icc2015.html#VassilarasAK15

Ying Liu 0014 Liang Li 0009 George C. Alexandropoulos Marius Pesavento Apply Artificial Noise To Secure Fading Relay Networks: A SER-Based Approach. 2015 abs/1506.07491 CoRR http://arxiv.org/abs/1506.07491 db/journals/corr/corr1506.html#LiuLAP15

Nikolaos I. Miridakis Theodoros A. Tsiftsis George C. Alexandropoulos Mérouane Debbah Green Cognitive Relaying: Opportunistically Switching Between Data Transmission and Energy Harvesting. 2015 abs/1507.06396 CoRR http://arxiv.org/abs/1507.06396 db/journals/corr/corr1507.html#MiridakisTAD15

George C. Alexandropoulos Marios Kountouris Maximal Ratio Transmission in Wireless Poisson Networks under Spatially Correlated Fading Channels. 2015 abs/1508.06440 CoRR http://arxiv.org/abs/1508.06440 db/journals/corr/corr1508.html#Alexandropoulos15

Spyridon Vassilaras George C. Alexandropoulos Antonis A. Kalis Bit Error Rate Analysis of Cooperative Beamforming for Transmitting Individual Data Streams. 2015 abs/1510.08259 CoRR http://arxiv.org/abs/1510.08259 db/journals/corr/corr1510.html#VassilarasAK15

Milad Fozooni Michail Matthaiou Shi Jin 0002 George C. Alexandropoulos Massive MIMO Relaying with Hybrid Processing. 2015 abs/1511.05834 CoRR http://arxiv.org/abs/1511.05834 db/journals/corr/corr1511.html#FozooniMJA15

Yuexing Peng George C. Alexandropoulos Peng Wang 0008 Yonghui Li 0001 Dac-Binh Ha Poster: Secret key generation from CFR for OFDM TDD systems over fading channels. 660-661 2014 ChinaCom https://doi.org/10.1109/CHINACOM.2014.7054386 conf/chinacom/2014 db/conf/chinacom/chinacom2014.html#PengAWLH14 George C. Alexandropoulos Vlasis Barousis Constantinos B. Papadias Precoding for multiuser MIMO systems with single-fed parasitic antenna arrays. 3897-3902 2014 GLOBECOM https://doi.org/10.1109/GLOCOM.2014.7037416 conf/globecom/2014 db/conf/globecom/globecom2014.html#AlexandropoulosBP14 Nick Taramas George C. Alexandropoulos Constantinos B. Papadias Opportunistic beamforming for secondary users in licensed shared access networks. 526-529 2014 ISCCSP https://doi.org/10.1109/ISCCSP.2014.6877928 conf/isccsp/2014 db/conf/isccsp/isccsp2014.html#TaramasAP14 George C. Alexandropoulos Stylianos Papaharalabos Constantinos B. Papadias On the performance of transceiver techniques for the K-user MIMO IFC with LTE-A turbo coding. 271-275 2014 WCNC Workshops https://doi.org/10.1109/WCNCW.2014.6934898 conf/wcnc/2014w db/conf/wcnc/wcncw2014.html#AlexandropoulosPP20

George C. Alexandropoulos Vlasis Barousis Constantinos B. Papadias Precoding for Multiuser MIMO Systems with Single-Fed Parasitic Antenna Arrays. 2014 abs/1409.0682 CoRR http://arxiv.org/abs/1409.0682 db/journals/corr/corr1409.html#AlexandropoulosBP14

Vo Nguyen Quoc Bao Trung Quang Duong Daniel Benevides da Costa George C. Alexandropoulos Arumugam Nallanathan Cognitive Amplify-and-Forward Relaying with Best Relay Selection in Non-Identical Rayleigh Fading. 475-478 2013 17 IEEE Commun. Lett. 3 https://doi.org/10.1109/LCOMM.2013.011513.122213 https://www.wikidata.org/entity/Q59228289 db/journals/icl/icl17.html#BaoDCAN13

George C. Alexandropoulos Constantinos B. Papadias A reconfigurable iterative algorithm for the K-user MIMO interference channel. 3353-3362 2013 93 Signal Process. 12 https://doi.org/10.1016/j.sigpro.2013.05.027 db/journals/sigpro/sigpro93.html#AlexandropoulosP13

Stylianos Papaharalabos George C. Alexandropoulos Constantinos B. Papadias A comparative study of interference alignment schemes with LTE-compliant turbo coding. 159-163 2013 ICC Workshops https://doi.org/10.1109/ICCW.2013.6649220 conf/icc/2013w db/conf/icc/icc2013w.html#PapaharalabosAP13 George C. Alexandropoulos Constantinos B. Papadias A reconfigurable distributed algorithm for K-user MIMO interference networks. 3063-3067 2013 conf/icc/2013 ICC https://doi.org/10.1109/ICC.2013.6655011 db/conf/icc/icc2013.html#AlexandropoulosP13

Agisilaos Papadogiannis George C. Alexandropoulos Alister G. Burr David Grace Bringing mobile relays for wireless access networks into practice - learning when to relay. 618-627 2012 6 IET Commun. 6 https://doi.org/10.1049/iet-com.2011.0174 db/journals/iet-com/iet-com6.html#PapadogiannisABG12

Michail Matthaiou George C. Alexandropoulos Hien Quoc Ngo Erik G. Larsson Analytic Framework for the Effective Rate of MISO Fading Channels. 1741-1751 2012 60 IEEE Trans. Commun. 6 https://doi.org/10.1109/TCOMM.2012.040212.110783 db/journals/tcom/tcom60.html#MatthaiouANL12

Michail Matthaiou George C. Alexandropoulos Hien Quoc Ngo Erik G. Larsson Effective rate analysis of MISO Rician fading channels. 53-56 2012 SAM https://doi.org/10.1109/SAM.2012.6250559 conf/ieeesam/2012 db/conf/ieeesam/sam2012.html#MatthaiouANL12

George C. Alexandropoulos Constantinos B. Papadias An Interference-Adjustable Distributed Algorithm for K-user MIMO Interference Networks http://arxiv.org/abs/1210.0891 2012 CoRR abs/1210.0891 db/journals/corr/corr1210.html#abs-1210-0891

George C. Alexandropoulos Agisilaos Papadogiannis Paschalis C. Sofotasios A Comparative Study of Relaying Schemes with Decode and Forward over Nakagami-m Fading Channels. 2011 2011 J. Comput. Networks Commun. https://doi.org/10.1155/2011/560528 https://www.wikidata.org/entity/Q58690735 db/journals/jcnc/jcnc2011.html#AlexandropoulosPS11 560528:1-560528:14

Lennert Jacobs George C. Alexandropoulos Marc Moeneclaey Herwig Bruneel P. Takis Mathiopoulos Analysis and Efficient Evaluation of the BER of OSTBCs With Imperfect Channel Estimation in Arbitrarily Correlated Fading Channels. 2720-2733 2011 59 IEEE Trans. Signal Process. 6 https://doi.org/10.1109/TSP.2011.2114654 db/journals/tsp/tsp59.html#JacobsAMBM11

Trung Quang Duong George C. Alexandropoulos Hans-Jürgen Zepernick Theodoros A. Tsiftsis Orthogonal Space-Time Block Codes With CSI-Assisted Amplify-and-Forward Relaying in Correlated Nakagami- Fading Channels. 882-889 2011 60 IEEE Trans. Veh. Technol. 3 https://doi.org/10.1109/TVT.2011.2104379 db/journals/tvt/tvt60.html#DuongAZT11

George C. Alexandropoulos Agisilaos Papadogiannis Paschalis C. Sofotasios A Comparative Study of Relaying Schemes with Decode-and-Forward over Nakagami-m Fading Channels http://arxiv.org/abs/1104.0118 2011 CoRR abs/1104.0118 db/journals/corr/corr1104.html#abs-1104-0118

George C. Alexandropoulos P. Takis Mathiopoulos Performance evaluation of selection diversity receivers over arbitrarily correlated generalised Gamma fading channels. 1253-1265 2010 4 IET Commun. 10 https://doi.org/10.1049/iet-com.2009.0383 db/journals/iet-com/iet-com4.html#AlexandropoulosM10

George C. Alexandropoulos Agisilaos Papadogiannis Kostas Berberidis Performance Analysis of Cooperative Networks With Relay Selection Over Nakagami- m Fading Channels. 441-444 2010 17 IEEE Signal Process. Lett. 5 https://doi.org/10.1109/LSP.2010.2042992 db/journals/spl/spl17.html#AlexandropoulosPB10

George C. Alexandropoulos P. Takis Mathiopoulos Nikos C. Sagias Switch-and-Examine Diversity Over Arbitrarily Correlated Nakagami- Fading Channels. 2080-2087 2010 59 IEEE Trans. Veh. Technol. 4 https://doi.org/10.1109/TVT.2010.2041016 db/journals/tvt/tvt59.html#AlexandropoulosMS10

Agisilaos Papadogiannis George C. Alexandropoulos The value of dynamic clustering of base stations for future wireless networks. 1-6 2010 FUZZ-IEEE https://doi.org/10.1109/FUZZY.2010.5583933 conf/fuzzIEEE/2010 db/conf/fuzzIEEE/fuzzIEEE2010.html#PapadogiannisA10 George C. Alexandropoulos Andrea Conti 0001 P. Takis Mathiopoulos Adaptive M-QAM Systems with Diversity in Correlated Nakagami-m Fading and Shadowing. 1-5 2010 GLOBECOM https://doi.org/10.1109/GLOCOM.2010.5683848 conf/globecom/2010 db/conf/globecom/globecom2010.html#AlexandropoulosCM10 George C. Alexandropoulos Agisilaos Papadogiannis Kostas Berberidis Relay selection vs. repetitive transmission cooperation: Analysis under Nakagami-m fading. 140-144 2010 PIMRC https://doi.org/10.1109/PIMRC.2010.5671993 conf/pimrc/2010 db/conf/pimrc/pimrc2010.html#AlexandropoulosPB10

George C. Alexandropoulos Nikos C. Sagias Fotis I. Lazarakis Kostas Berberidis New results for the multivariate Nakagami-m fading model with arbitrary correlation matrix and applications. 245-255 2009 8 IEEE Trans. Wirel. Commun. 1 https://doi.org/10.1109/T-WC.2009.070521 db/journals/twc/twc8.html#AlexandropoulosSLB09

Agisilaos Papadogiannis George C. Alexandropoulos System level performance evaluation of dynamic relays in cellular networks over Nakagami-m fading channels. 727-731 2009 PIMRC https://doi.org/10.1109/PIMRC.2009.5449890 conf/pimrc/2009 db/conf/pimrc/pimrc2009.html#PapadogiannisA09 George C. Alexandropoulos Nikos C. Sagias Fotis I. Lazarakis Kostas Berberidis New Results on SC and MRC Over Nakagami-m Fading Channels with Arbitrary Correlation Matrix. 1551-1555 2007 GLOBECOM https://doi.org/10.1109/GLOCOM.2007.298 conf/globecom/2007 db/conf/globecom/globecom2007.html#AlexandropoulosSLB07 George C. Alexandropoulos Kostas Berberidis Nikos C. Sagias Fotis I. Lazarakis Antonis A. Alexandridis Kostas Dangakis Householder-Matrices based Analysis of SC Receivers over Rayleigh Fading Channels with Arbitrary Correlation. 1-5 2007 PIMRC https://doi.org/10.1109/PIMRC.2007.4394147 conf/pimrc/2007 db/conf/pimrc/pimrc2007.html#AlexandropoulosBSLAD07 George C. Alexandropoulos Kostas Berberidis Nikos C. Sagias Fotis I. Lazarakis Christos Datsikas Antonis A. Alexandridis Kostas Dangakis On the Sum of Squared Correlated Rayleigh Variates and Applications to Maximal-Ratio Diversity. 1-5 2007 PIMRC https://doi.org/10.1109/PIMRC.2007.4394161 conf/pimrc/2007 db/conf/pimrc/pimrc2007.html#AlexandropoulosBSLDAD07 Christos Datsikas George S. Tombras Nikos C. Sagias Fotis I. Lazarakis George C. Alexandropoulos Antonis A. Alexandridis Kostas Dangakis Dual-Hop Relaying Networks over Nakagami-M Fading Channels. 1-4 2007 PIMRC https://doi.org/10.1109/PIMRC.2007.4394814 conf/pimrc/2007 db/conf/pimrc/pimrc2007.html#DatsikasTSLAAD07 Muhammad Ali Babar Abbasi Zaid Abdullah Giuseppe Thadeu Freitas de AbreuGiuseppe Abreu Zohair Abu-Shaban Sean Ahearne Manzoor Ahmed Sonia Aïssa Azzam Al-Nahari Idban Alamzadeh Antonio Albanese 0001 Antonis Alexandridis 0001Antonis A. Alexandridis Mohamed-Slim Alouini Navid Amani Mustafa Ammous Jiancheng An 0001 Ana García Armada Ioannis Asprogerakas Italo Atzeni Miloud Bagaa Vo Nguyen Quoc Bao Vlasis Barousis Yoni Bartal Ertugrul Basar Sheeba Backia Mary Baskaran Luca Bastianelli Murat Bayraktar Mathieu Belouar Yohann Bénédic Mehdi Bennis Kostas Berberidis Mahesh Birari Mauro Renato Boldi Alexandros-Apostolos A. Boulogeorgos Ahcène Bounceur Herwig Bruneel Alister BurrAlister G. Burr Stefano Buzzi Giuseppe Caire Berk Canberk Shan Cao 0001 Xuelin Cao Fabio Martinho Cardoso Elisabeth de Carvalho Jair Alves de Carvalho Chan-Byoung Chae Tse-Tin Chan Symeon Chatzinotas Fangjiong Chen Gaojie Chen 0001 Hao Chen 0010 Hui Chen 0014 Xiaojing Chen 0001 Qiang Cheng 0002 Yajun Cheng Sundeep Prabhakar Chepuri Hyuckjin Choi Junil Choi Peter Han Joo Chong Symeon Chouvardas Jaehoon Chung Antonio Clemente Oleg Cojocari Andrea Conti 0001 Carlos Cordeiro 0001 Daniel B. da Costa 0001Daniel Benevides da Costa Francesca Costanzo Simon L. Cotton Maurizio Crozzoli K. CumananKanapathippillai Cumanan Ioannis Dagres Linglong Dai Kostas Dangakis Davide Dardari Soumya P. Dash Christos Datsikas Swades De Mérouane Debbah Mohamadreza Delbari Benoît Denis Raffaele D'Errico Jonas Deuermeier Ugo Silva Dias Zhiguo Ding 0001 Octavia A. Dobre Melissa Duarte Trung Quang DuongTrung Q. Duong Tran Trung Duy Zohreh Ebadi Yonina C. Eldar Varvara Elesina Melike Erol-Kantarci Mattia Fabiani Aymen Fakhreddine Pingzhi Fan Rashid Faqiri Alessio Fascista Yehuai Feng Paul Ferrand Mathias Fink Gábor Fodor 0001 Milad Fozooni Steven Freear Vincent F. Fusco Yaela Gabay Haris Gacanin Lu Gan 0003 Tummi Ganesh Xiqi Gao 0001 Ioannis Gavras Panagiotis N. Gavriilidis Daqing Ge Yu Ge 0002 Farshad Rostami Ghadi Alireza Ghaneizadeh Yasaman Ghasempour Reza Ghazalian Debasish Ghose Sarbani Ghose Tierui Gong Sebastien Herraiz Gonzalez Nuria González-Prelcic Jean-Marie Gorce Radhika Gour David Grace Gabriele Gradoni Florin Grec Jean-Baptiste Gros Tao Gu 0001 Zonghua Gu 0001 Bin Guo 0001 Qinghua Guo 0001 Devendra Singh Gurjar Dac-Binh Ha Marie-Hélène Hamon Runxin Han Xianghui Han Zhu Han 0001 Lajos Hanzo Naveed Ul Hassan Jiguang He Zhongxia Simon He Javier Lorca Hernando Hanjiang Hong Ashraf Hossain Ekram Hossain 0001 Philipp del Hougne Jakob Hoydis Kun Chen HuKun Chen-Hu Sha Hu 0001 Xiaoyan Hu 0002 Chongwen Huang Huiping Huang Ryan Husbands Dinh Thuy Phan HuyDinh-Thuy Phan-Huy Dang Van Huynh Giovanni Iacovelli Hiroki Iimori Mohammadreza F. Imani Sofia I. Inácio Koji Ishibashi Md Atiqul Islam Lennert Jacobs Vahid Jamali Riku Jäntti Tobias Lindstrøm Jensen Ran Ji Mengnan Jian Yifan Jiang 0003 Jose-Luis Gonzalez JimenezJosé Luis González-Jiménez Shi Jin 0002 Mojtaba Joodaki Guillaume Jornod Bo Kum Jung Ioannis Kaddas Antonis A. Kalis Mohamed Kamoun Angelos-Nikolaos Kanatas George K. Karagiannidis Konstantinos KatsanosKonstantinos D. Katsanos Kostantinos D. Katsanos Anestis Katsounaros Mayur Katwe Aryan Kaushik Masoud Kaveh Musa Furkan Keskin Kamran Keykhosravi Wali Ullah Khan Ali Al Khansa Ramin Khayatzadeh Ho Van KhuongKhuong Ho-Van Asal Kiazadeh Fatih Kilinc Hyowon Kim Kyeong Jin Kim Sunwoo Kim 0001 Steven Kisseleff Eleftherios Kofidis Dimitris Kompostiotis Radoslaw Kotaba Vasiliki Kouni Marios Kountouris Evangelos Koutsonas Dilip Krishnaswamy Adlen Ksentini Awanish Kumar Sushil Kumar Andreas Kunz Christo Kurisummoottil Thomas Kürner Verónica Lain-Rubio Natalie Lang Erik G. Larsson Billy Pik Lik Lau Vincent K. N. Lau Fotis I. Lazarakis Yusheng Lei Geoffroy Lerosey Chih-Peng Li Liang Li 0009 Mengting Li Qiang Li 0020 Wei Li 0032 Yonghui Li 0001 Zhibo Li Shaoe Lin Fan Liu 0005 Hao Liu 0069 Ruiqi Liu 0002 Xing Liu Xinran Liu Ying Liu 0014 Yuanwei Liu Lorenz H. W. Loeser Francisco Javier López-Martínez Paolo Di Lorenzo Tan-Tho Luc Luca Lucci Jun Luo Qi Luo Xuquan Luo Yihan Ma 0003 Giyyarpuram Madhusudan Luc Le Magoarou Asad Mahmood Santi P. Maity Jagannath Malik Antonino Masaracchia Julien-Etienne Mascolo Christos Masouros Daniel Massicotte P. Takis Mathiopoulos Sérgio A. Matos Michail Matthaiou Christos Mavrokefalidis Sami Mekki Denis Mercier Mattia Merluzzi Amine Mezghani Tomás Mingates Nikolaos I. Miridakis Deepak Mishra 0001 Sambit Mishra Marc Moeneclaey Ali Mokh Amir Masoud Molaei Abhishek Mondal Jules Merlin Mouatcho MoualeuJules M. Moualeu Alain Mourad Aris L. Moustakas Lorenzo Mucchi Hruday Kumar Reddy Mudireddy Srijika Mukhopadhyay Shahid Mumtaz Ross D. Murch Placido Mursia Deepak Singh Nagarkoti Arumugam Nallanathan Noaman Naseer Derrick Wing Kwan Ng Hien Quoc Ngo Dusit Niyato Jaeky Oh Rodolfo Oliveira Björn Ottersten 0001Björn E. Ottersten Messaoud Ahmed Ouameur Bilal Ouardi Abdelwaheb Ourir Vassilis Paliouras Mario Edoardo Pandolfo Constantinos B. Papadias Agisilaos Papadogiannis Aristeides D. Papadopoulos Stylianos Papaharalabos Ioannis Papoutsidakis Georgios Paraskevopoulos Abhinav Singh Parihar Gianni Pasolini Anal Paul Wei Peng 0003 Yuexing Peng Kostas Peppas 0001Kostas P. Peppas Marius Pesavento Luís M. Pessoa Sigurd Sandor Petersen Tung D. Phan Sendy Phang Andreas Polydoros H. Vincent Poor Petar Popovski Alireza Pourafzal Ganesh Prasad Javier Prieto 0001 Jorge Querol Antonin Rabault Moustafa Rahal Kuranage Roche Rayan Ranasinghe Philippe Ratajczak Holger Rauhut Mattia Rebato Badri Ramanjaneya Reddy Bruno Reig Marco Di Renzo Getuar Rexhepi Taneli Riihonen Francois Rivet Victor Croisfelt RodriguesVictor Croisfelt Luca Rose Julien de Rosny Marco Rossanese Hyeon Seok Rou Tirza Routtenberg Walid Saad 0001 Ashutosh Sabharwal Fabio Saggese Nikos C. Sagias Chloé Saigre-Tardif Abdelhamid Salem Sifeddine Salmi Sumudu Samarakoon Konstantinos Samdanis Mohamed Sana Iván Alexander Morales Sandoval Ronan Sauleau Robert Schober Vincenzo Sciancalepore Gonzalo Seco-Granados Philippe Sehier Dimitrios SelimisDimitrios G. Selimis Wei E. I. Sha Tomer Shaked Chandan Kumar Sheemar Ming Shen 0001 Yuan Shen 0001 Wonjae Shin Nir Shlezinger Avner Shultzman Pierluigi Siano Alexandre Siligaris Keshav Singh 0001 Rohit Singh 0008 Dirk T. M. SlockDirk Slock Besma Smida David R. Smith Peter J. Smith 0001 Paschalis C. Sofotasios Ping Jack Soh Jérôme Sol Sourabh Solanki Jaeseung Song George Stamatelis Maximilian Stark Emilio Calvanese Strinati Kyriakos Stylianopoulos Nanchi Su Himal A. Suraweera Abdellah Tahenni Tarik Taleb Muhammad Talha Nick Taramas Recep A. TasciRecep Akif Tasçi Harsh Tataria Sergio Terranova Christo Kurisummoottil Thomas John S. ThompsonJohn Thompson 0001 Mesut Toka Stefano Tomasin George S. Tombras Andrea M. Tonello Giulia Torcolacci Arnaud Tourin Nguyen Hoang Tran Stylianos E. Trevlakis Theodoros A. Tsiftsis Anvar Tukmanov Bernard Uguen Shahrokh Valaee Charles Vanwynsberghe Spyridon Vassilaras Ioanna Vinieratou Evangelos Vlachos Nguyen-Son Vo Dimitris Vordonis Tung Thanh Vu Shaohua Wan 0001 Baoyun Wang Bohao Wang Jue Wang 0006 Kaining Wang Liang Wang 0017 Liuhang Wang Peng Wang 0008 Pu Wang 0004 Shuai Wang 0004 Wenbo Wang 0007 Wenjin Wang 0001 Ying Wang Li Wei 0007 Jinming Wen Miaowen Wen Dilki Wijekoon Remigiusz Wisniewski Kai-Kit Wong Qingqing Wu 0001 Yik-Chung Wu Henk Wymeersch Chenlu Xiang Wei Xiang 0001 Han Xiao Kai Xiao Kai Xiong 0001 Yifeng Xiong Chao Xu 0005 Jie Xu 0045 Jindan Xu Lexi Xu Shugong Xu Ashutosh Kumar Yadav Suneel Yadav Bo Yang 0035 Ganghua Yang Jing Yang 0015 Jun Yang 0058 Liang Yang 0001 Xi Yang 0007 Zhaohui Yang 0001 Xinping Yi Ibrahim Yildirim Li You 0001 Junchuan Yu Zhiwen Yu 0001 Jide Yuan Jing Yuan Weijie Yuan 0001 Xiaojun Yuan 0002 Chau Yuen Okan Yurduseven Ghassen Zafzouf Alessio Zappone Hans-Jürgen Zepernick Haiyang Zhang 0001 Hongliang Zhang 0001 Nan Zhang Qinyu Zhang 0001 Rui Zhang 0006 Shunqing Zhang Ting Zhang Xueyao Zhang Yan Zhang 0002 Zhaoyang Zhang 0001 Beixiong Zheng Qi Zheng Shuang Zheng Fenghao Zhu Rui Zhu Sirui Zhu Michele Zorzi Jiaqi Zou