Y-zipper: 3D Printing Flexible-Rigid Transition Mechanism for Rapid and Reversible Assembly.

Takumi Yamamoto Jiaji Li Xiang Chang Mingming Li Dingning Cao Maxine Perroni-Scharf Jeremy Mrzyglocki Takumi Yamamoto William T. Freeman Stefanie Mueller 0001 Y-zipper: 3D Printing Flexible-Rigid Transition Mechanism for Rapid and Reversible Assembly. 754:1-754:17 2026 CHI https://doi.org/10.1145/3772318.3790723 conf/chi/2026 db/conf/chi/chi2026.html#LiCLCPMYFM26 Takumi Yamamoto Jiaji Li Akib Zaman 0002 Noah Barnes Yuta Sugiura Stefanie Mueller 0001 Koya Narumi Zip-up Print: Rapid and Assemblable 3D printing Using 2D Flattened Zipper-like Structures. 1352:1-1352:17 2026 CHI https://doi.org/10.1145/3772318.3790538 conf/chi/2026 db/conf/chi/chi2026.html#YamamotoLZBSMN26

Takumi Yamamoto Takashi Amesaka Anusha Withana Yuta Sugiura ShadoCookies: Creating user viewpoint-dependent information displays on edible cookies. 104158 2025 127 Comput. Graph. https://doi.org/10.1016/j.cag.2024.104158 db/journals/cg/cg127.html#YamamotoAWS25 streams/journals/cg

Yuta Ito Kai Ikuta Tsuyoshi Yamada Takumi Yamamoto Moriya Nakamura Overfitting Characteristics of Reservoir-Computing-Based Nonlinear Equalizer Trained on PRBS and Repeated Random Bit Sequence. 1171-1178 2025 108 IEICE Trans. Commun. 10 https://doi.org/10.23919/transcom.2024ebp3213 db/journals/ieicetb/ieicetb108.html#ItoIYYN25 streams/journals/ieicetb

Kai Miyashita Takashi Amesaka Shogo Hanayama Takumi Yamamoto Yuta Sugiura ScanRing: Hybrid Authentication System in a Ring Device Using a Distance Sensor and an IMU Sensor MHCI026. 1-23 2025 9 Proc. ACM Hum. Comput. Interact. 5 https://doi.org/10.1145/3743737 db/journals/pacmhci/pacmhci9.html#MiyashitaAHYS25 streams/journals/pacmhci

Takashi Amesaka Takumi Yamamoto Hiroki Watanabe Buntarou Shizuki Yuta Sugiura FlexEar-Tips: Shape-Adjustable Ear Tips Using Pressure Control. 350:1-350:13 2025 CHI https://doi.org/10.1145/3706598.3714177 conf/chi/2025 db/conf/chi/chi2025.html#AmesakaYWSS25 Yuki Kida Takumi Yamamoto Yohei Kawasaki Kazuma Sumida Kei Matsuoka Tetsuro Ogi Effects of Avatar Nodding and Transparency Changes on Conversation in the Metaverse. 108-118 2025 NBiS (1) https://doi.org/10.1007/978-3-032-06161-4_11 conf/nbis/2025-1 db/conf/nbis/nbis2025-1.html#KidaYKSMO25 Takumi Yamamoto Suguru Kanoga Yuta Sugiura Comparison of Nine Deep Regressors in Continuous Blood Pressure Estimation Using Single-Channel Photoplethysmograms under the PulseDB. 165-170 2025 SII https://doi.org/10.1109/SII59315.2025.10871083 conf/sii/2025 db/conf/sii/sii2025.html#YamamotoKS25 streams/conf/sii Shogo Hanayama Riku Kitamura Takumi Yamamoto Takashi Amesaka Liwei Chan 0001 Yuta Sugiura SkinRing: Ring-shaped Device Enabling Wear Direction-Independent Gesture Input on Side of Finger. 386-392 2025 SII https://doi.org/10.1109/SII59315.2025.10871054 conf/sii/2025 db/conf/sii/sii2025.html#HanayamaKYACS25 streams/conf/sii Hiyori Tsuji Takumi Yamamoto Maiko Kobayashi Kyoshiro Sasaki Noriko Aso Yuta Sugiura CradlePosture: Camera-Based Approach for Estimating Neonate's Posture Based on Caregiver's Holding Behaviors. 434-439 2025 SII https://doi.org/10.1109/SII59315.2025.10870587 conf/sii/2025 db/conf/sii/sii2025.html#TsujiYKSAS25 streams/conf/sii Takehisa Furuuchi Takumi Yamamoto Takashi Amesaka Katsutoshi Masai Yuta Sugiura GestEarrings: Developing Gesture-Based Input Techniques for Earrings. 897-904 2025 SII https://doi.org/10.1109/SII59315.2025.10871112 conf/sii/2025 db/conf/sii/sii2025.html#FuruuchiYAMS25 streams/conf/sii Riku Kitamura Kenji Yamada Takumi Yamamoto Yuta Sugiura Ambient Display Utilizing Anisotropy of Tatami. 3:1-3:15 2025 TEI https://doi.org/10.1145/3689050.3704924 conf/tei/2025 db/conf/tei/tei2025.html#KitamuraYYS25

Yukina Sato Takashi Amesaka Takumi Yamamoto Hiroki Watanabe Yuta Sugiura Exploring User-Defined Gestures as Input for Hearables and Recognizing Ear-Level Gestures with IMUs. 1-23 2024 8 Proc. ACM Hum. Comput. Interact. MHCI https://doi.org/10.1145/3676503 db/journals/pacmhci/pacmhci8.html#SatoAYWS24

Takumi Yamamoto Kotaro Hoshiba Benjamin Yen 0001 Kazuhiro Nakadai Implementation of a Robot Operation System-based network for sound source localization using multiple drones. 1-6 2024 APSIPA https://doi.org/10.1109/APSIPAASC63619.2025.10849321 conf/apsipa/2024 db/conf/apsipa/apsipa2024.html#YamamotoH0N24 Takumi Yamamoto Biyon Fernando Takashi Amesaka Anusha Withana Yuta Sugiura Creating viewpoint-dependent display on Edible Cookies. 286-289 2024 AHs https://doi.org/10.1145/3652920.3653051 conf/aughuman2/2024 db/conf/aughuman2/ahs2024.html#YamamotoFAWS24 Hiyori Tsuji Takumi Yamamoto Sora Yamaji Maiko Kobayashi Kyoshiro Sasaki Noriko Aso Yuta Sugiura Smartphone-Based Teaching System for Neonate Soothing Motions. 178-183 2024 SII https://doi.org/10.1109/SII58957.2024.10417485 conf/sii/2024 db/conf/sii/sii2024.html#TsujiYYKSAS24 Naoharu Sawada Takumi Yamamoto Yuta Sugiura Converting Tatamis into Touch Sensors by Measuring Capacitance. 554-558 2024 SII https://doi.org/10.1109/SII58957.2024.10417676 conf/sii/2024 db/conf/sii/sii2024.html#SawadaYS24

Takumi Yamamoto Rin Yoshimura Yuta Sugiura EnchantedClothes: Visual and Tactile Feedback with an Abdomen-Attached Robot through Clothes. 2024 abs/2411.05102 CoRR https://doi.org/10.48550/arXiv.2411.05102 db/journals/corr/corr2411.html#abs-2411-05102 streams/journals/corr

Takumi Yamamoto Yuta Sugiura Turning carpets into multi-image switchable displays. 190-198 2023 April 111 Comput. Graph. https://doi.org/10.1016/j.cag.2023.02.005 db/journals/cg/cg111.html#YamamotoS23

Tian Min Chengshuo Xia Takumi Yamamoto Yuta Sugiura Seeing the Wind: An Interactive Mist Interface for Airflow Input. 398-419 2023 7 Proc. ACM Hum. Comput. Interact. ISS https://doi.org/10.1145/3626480 db/journals/pacmhci/pacmhci7.html#MinXYS23

Naoharu Sawada Takumi Yamamoto Yuta Sugiura A Virtual Window Using Curtains and Image Projection. 2023 APMAR https://ceur-ws.org/Vol-3467/short4.pdf conf/apmar/2023 db/conf/apmar/apmar2023.html#SawadaYS23 Takumi Yamamoto Ryohei Baba Yuta Sugiura Augmented Sports of Badminton by Changing Opening Status of Shuttle's Feathers. 2023 APMAR https://ceur-ws.org/Vol-3467/short2.pdf conf/apmar/2023 db/conf/apmar/apmar2023.html#YamamotoBS23 Sana Okumura Tomoya Amagasa Tsubasa Shibata Takumi Yamamoto Tadakazu Yamanaka Tetsushi Ohki Masakatsu Nishigaki Scheme for Selection of Deceptions as a Countermeasure for Insider Threats. 109-121 2023 BWCCA https://doi.org/10.1007/978-3-031-46784-4_10 conf/bwcca/2023 db/conf/bwcca/bwcca2023.html#OkumuraASYYON23 Riku Kitamura Takumi Yamamoto Yuta Sugiura TouchLog: Finger Micro Gesture Recognition Using Photo-Reflective Sensors. 92-97 2023 ISWC https://doi.org/10.1145/3594738.3611371 conf/iswc/2023 db/conf/iswc/iswc2023.html#KitamuraYS23 Takumi Yamamoto Katsutoshi Masai Anusha Withana Yuta Sugiura Masktrap: Designing and Identifying Gestures to Transform Mask Strap into an Input Interface. 762-775 2023 IUI https://doi.org/10.1145/3581641.3584062 conf/iui/2023 db/conf/iui/iui2023.html#YamamotoMWS23

Takumi Yamamoto Yuta Sugiura A robotic system for images on carpet surface. 200045 2022 6 Graph. Vis. Comput. https://doi.org/10.1016/j.gvc.2022.200045 db/journals/cgx/cgx6.html#YamamotoS22

Atsushi Oshiro Naoki Nishigami Takumi Yamamoto Yosuke Nishida Julian L. Webber Masayuki Fujita Tadao Nagatsuma PAM4 48-Gbit/s wireless communication using a resonant tunneling diode in the 300-GHz band. 20210494 2022 19 IEICE Electron. Express 2 https://doi.org/10.1587/elex.18.20210494 db/journals/ieiceee/ieiceee19.html#OshiroNYNWFN22

Takumi Yamamoto Aiko Iwasaki Hajime Kobayashi Kiyoto Kawauchi Ayako Yoshimura A Study on Enhancing Anomaly Detection Technology with Synthetic-Log Generation. 528-538 2022 AINA (2) https://doi.org/10.1007/978-3-030-99587-4_44 conf/aina/2022-2 db/conf/aina/aina2022-2.html#YamamotoIKKY22 Takumi Yamamoto Yuta Sugiura Demonstration of Multi-image Switchable Visual Displays Using Carpets. 893-894 2022 ISMAR Adjunct https://doi.org/10.1109/ISMAR-Adjunct57072.2022.00192 conf/ismar/2022a db/conf/ismar/ismar2022a.html#YamamotoS22 Takumi Yamamoto Kento Ohtani Tomoki Hayashi Alexander Carballo Kazuya Takeda Efficient Training Method for Point Cloud-Based Object Detection Models by Combining Environmental Transitions and Active Learning. 292-303 2022 RiTA https://doi.org/10.1007/978-3-031-26889-2_26 conf/rita/2022 db/conf/rita/rita2022.html#YamamotoOHCT22 Kota Uehara Hiroki Nishikawa Takumi Yamamoto Kiyoto Kawauchi Masakatsu Nishigaki Analysis of the Relationship Between Psychological Manipulation Techniques and Both Personality Factors and Behavioral Characteristics in Targeted Email. 1278-1290 2020 AINA https://doi.org/10.1007/978-3-030-44041-1_109 conf/aina/2020 db/conf/aina/aina2020.html#UeharaNYKN20 Hiroki Nishikawa Takumi Yamamoto Bret A. Harsham Ye Wang 0001 Kota Uehara Chiori Hori Aiko Iwasaki Kiyoto Kawauchi Masakatsu Nishigaki Analysis of Malicious Email Detection using Cialdini's Principles. 137-142 2020 AsiaJCIS https://doi.org/10.1109/AsiaJCIS50894.2020.00032 conf/asiajcis/2020 db/conf/asiajcis/asiajcis2020.html#NishikawaYHWUHI20 Kota Uehara Kohei Mukaiyama Masahiro Fujita Hiroki Nishikawa Takumi Yamamoto Kiyoto Kawauchi Masakatsu Nishigaki Basic Study on Targeted E-mail Attack Method Using OSINT. 1329-1341 2019 AINA https://doi.org/10.1007/978-3-030-15032-7_111 conf/aina/2019 db/conf/aina/aina2019.html#UeharaMFNYKN19 Kota Uehara Hiroki Nishikawa Takumi Yamamoto Kiyoto Kawauchi Masakatsu Nishigaki Analysis of the Relationship Between Psychological Manipulation Techniques and Personality Factors in Targeted Emails. 338-351 2019 BWCCA https://doi.org/10.1007/978-3-030-33506-9_30 conf/bwcca/2019 db/conf/bwcca/bwcca2019.html#UeharaNYKN19 Takato Hirano Takashi Ito Yutaka Kawai Nori Matsuda Takumi Yamamoto Tatsuji Munaka A practical attack to AINA2014's countermeasure for cancelable biometric authentication protocols. 315-319 2016 ISITA https://ieeexplore.ieee.org/document/7840437/ conf/isita/2016 db/conf/isita/isita2016.html#HiranoIKMYM16 Takumi Yamamoto Kiyoto Kawauchi Shoji Sakurai Proposal of a Method Detecting Malicious Processes. 518-523 2014 AINA Workshops https://doi.org/10.1109/WAINA.2014.164 https://doi.ieeecomputersociety.org/10.1109/WAINA.2014.164 conf/aina/2014w db/conf/aina/ainaw2014.html#YamamotoKS14 Takumi Yamamoto Tokuichiro Suzuki Masakatsu Nishigaki A Proposal of Four-Panel Cartoon CAPTCHA. 159-166 2011 AINA https://doi.org/10.1109/AINA.2011.105 https://doi.ieeecomputersociety.org/10.1109/AINA.2011.105 conf/aina/2011 db/conf/aina/aina2011.html#YamamotoSN11 Kohei Nasaka Tomohiro Takami Takumi Yamamoto Masakatsu Nishigaki A Keystroke Logger Detection Using Keyboard-Input-Related API Monitoring. 651-656 2011 NBiS https://doi.org/10.1109/NBiS.2011.109 https://doi.ieeecomputersociety.org/10.1109/NBiS.2011.109 conf/nbis/2011 db/conf/nbis/nbis2011.html#NasakaTYN11 Takehisa Kato Kohei Nasaka Takumi Yamamoto Masakatsu Nishigaki A Study on a Practical Measure against Billing Frauds. 667-672 2011 NBiS https://doi.org/10.1109/NBiS.2011.112 https://doi.ieeecomputersociety.org/10.1109/NBiS.2011.112 conf/nbis/2011 db/conf/nbis/nbis2011.html#KatoNYN11 Takumi Yamamoto J. Doug Tygar Masakatsu Nishigaki CAPTCHA Using Strangeness in Machine Translation. 430-437 2010 AINA https://doi.org/10.1109/AINA.2010.55 https://doi.ieeecomputersociety.org/10.1109/AINA.2010.55 conf/aina/2010 db/conf/aina/aina2010.html#YamamotoTN10 Takumi Yamamoto Yuma Usui Fumihiko Magata Yoshimi Teshigawara Ryôichi Sasaki Masakatsu Nishigaki A Security Measure Selection Scheme with Consideration of Potential Lawsuits. 104-110 2010 Security and Management conf/csreaSAM/2010 db/conf/csreaSAM/csreaSAM2010.html#YamamotoUMTSN10 Takumi Yamamoto Tokuichiro Suzuki Masakatsu Nishigaki A Proposal of Four-Panel Cartoon CAPTCHA: The Concept. 575-578 2010 NBiS https://doi.org/10.1109/NBiS.2010.31 https://doi.ieeecomputersociety.org/10.1109/NBiS.2010.31 conf/nbis/2010 db/conf/nbis/nbis2010.html#YamamotoSN10 Masakatsu Nishigaki Takumi Yamamoto Making Use of Human Visual Capability to Improve Information Security. 990-994 2009 ARES https://doi.org/10.1109/ARES.2009.157 https://doi.ieeecomputersociety.org/10.1109/ARES.2009.157 conf/IEEEares/2009 db/conf/IEEEares/ares2009.html#NishigakiY09 Takumi Yamamoto Atsushi Harada Takeo Isarida Masakatsu Nishigaki Advantages of User Authentication Using Unclear Images. 668-674 2009 AINA https://doi.org/10.1109/AINA.2009.22 https://doi.ieeecomputersociety.org/10.1109/AINA.2009.22 conf/aina/2009 db/conf/aina/aina2009.html#YamamotoHIN09 Takumi Yamamoto Yuko Kojima Masakatsu Nishigaki A Shoulder-Surfing-Resistant Image-Based Authentication System with Temporal Indirect Image Selection. 188-194 2009 Security and Management conf/csreaSAM/2009 db/conf/csreaSAM/csreaSAM2009.html#YamamotoKN09 Taiki Sakashita Yoichi Shibata Takumi Yamamoto Kenta Takahashi Wakaha Ogata Hiroaki Kikuchi Masakatsu Nishigaki A Proposal of Efficient Remote Biometric Authentication Protocol. 212-227 2009 IWSEC https://doi.org/10.1007/978-3-642-04846-3_14 conf/iwsec/2009 db/conf/iwsec/iwsec2009.html#SakashitaSYTOKN09 Takumi Yamamoto Atsushi Harada Takeo Isarida Masakatsu Nishigaki Improvement of User Authentication Using Schema of Visual Memory: Exploitation of "Schema of Story". 40-47 2008 AINA https://doi.org/10.1109/AINA.2008.40 https://doi.ieeecomputersociety.org/10.1109/AINA.2008.40 conf/aina/2008 db/conf/aina/aina2008.html#YamamotoHIN08 Takumi Yamamoto Atsushi Harada Takeo Isarida Masakatsu Nishigaki Improvement of User Authentication Using Schema of Visual Memory: Guidance by Verbal Cue. 58-64 2007 conf/csreaSAM/2007 Security and Management db/conf/csreaSAM/csreaSAM2007.html#YamamotoHIN07 Kosuke Sekiyama Takumi Yamamoto Embodied Cognition in Directed Multi-Agent Systems - Empirical Study on Subjective Distance. 293-298 2005 conf/amire/2005 AMiRE db/conf/amire/amire2005.html#SekiyamaY05 Tomoya Amagasa Takashi Amesaka Noriko Aso Ryohei Baba Noah Barnes Dingning Cao Alexander Carballo Li-Wei Chan 0001Liwei Chan 0001 Xiang Chang Biyon Fernando William T. Freeman Masahiro Fujita Masayuki Fujita Takehisa Furuuchi Shogo Hanayama Atsushi Harada Bret HarshamBret A. Harsham Tomoki Hayashi Takato Hirano Chiori Hori Kotaro Hoshiba Kai Ikuta Takeo Isarida Takashi Ito Yuta Ito Aiko Iwasaki Suguru Kanoga Takehisa Kato Yutaka Kawai Yohei Kawasaki Kiyoto Kawauchi Yuki Kida Hiroaki Kikuchi Riku Kitamura Hajime Kobayashi Maiko Kobayashi Yuko Kojima Jiaji Li Mingming Li Fumihiko Magata Katsutoshi Masai Nori Matsuda Kei Matsuoka Tian Min Kai Miyashita Jeremy Mrzyglocki Stefanie Mueller 0001 Kohei Mukaiyama Tatsuji Munaka Tadao Nagatsuma Kazuhiro Nakadai Moriya Nakamura Koya Narumi Kohei Nasaka Yosuke Nishida Masakatsu Nishigaki Naoki Nishigami Hiroki Nishikawa Wakaha Ogata Tetsuro Ogi Tetsushi Ohki Kento Ohtani Sana Okumura Atsushi Oshiro Maxine Perroni-Scharf Taiki Sakashita Shoji Sakurai Kyoshiro Sasaki Ryôichi Sasaki Yukina Sato Naoharu Sawada Kousuke SekiyamaKosuke Sekiyama Tsubasa Shibata Yoichi Shibata Buntarou Shizuki Yuta Sugiura Kazuma Sumida Tokuichiro Suzuki Kenta Takahashi Tomohiro Takami Kazuya Takeda Yoshimi Teshigawara Hiyori Tsuji J. D. TygarJ. Doug Tygar Kota Uehara Yuma Usui Ye Wang 0001 Hiroki Watanabe Julian L. Webber Anusha Withana Chengshuo Xia Kenji Yamada Tsuyoshi Yamada Sora Yamaji Tadakazu Yamanaka Benjamin Yen 0001 Ayako Yoshimura Rin Yoshimura Akib Zaman 0002