Whip strike detection using high-sampling-rate audio by evaluating convolutional recurrent neural network configurations and class imbalance strategies.

Keiichi Zempo

Aoi Taguchi Yuki Fujita Keiichi Zempo Whip strike detection using high-sampling-rate audio by evaluating convolutional recurrent neural network configurations and class imbalance strategies. 113272 2026 164 Eng. Appl. Artif. Intell. https://doi.org/10.1016/j.engappai.2025.113272 db/journals/eaai/eaai164.html#TaguchiFZ26 streams/journals/eaai

Akito Fukuda Tadashi Ebihara Naoto Wakatsuki Keiichi Zempo Investigating the Boundary of Auditory Augmentation: Interface Design for Chimeric Service Actor in Multi-Conversation Scenarios. 213-222 2026 AHS https://doi.org/10.1145/3795011.3795068 conf/aughuman2/2026 db/conf/aughuman2/ahs2026.html#FukudaEWZ26 Yuki Higashiyama Zhaolong Wang Hajar Alhalbi Yukihiko Okada Keiichi Zempo Re-presenting Physiological Synchrony as Non-Interpretive Haptic Cues in Dyadic Dialogue. 837-839 2026 AHS https://doi.org/10.1145/3795011.3797422 conf/aughuman2/2026 db/conf/aughuman2/ahs2026.html#HigashiyamaWAOZ26 Kosuke Shimizu Ron Lian Nikolaus Tan Shogo Fukushima Keiichi Zempo Visceral Resonance: Augmenting Speech Listening withProminence-Synchronized Electrical Muscle Stimulation. 840-842 2026 AHS https://doi.org/10.1145/3795011.3797423 conf/aughuman2/2026 db/conf/aughuman2/ahs2026.html#ShimizuTFZ26 Takayoshi Yamada Keiichi Zempo Shadow-Augmented Telepresence via Dummy-Head Projection to Enhance Nonverbal Cue Transmission. 846-849 2026 AHS https://doi.org/10.1145/3795011.3797425 conf/aughuman2/2026 db/conf/aughuman2/ahs2026.html#YamadaZ26 Nanako Matsuda Akito Fukuda Hajar Alhalabi Hiroyuki Minematsu Tadashi Ebihara Naoto Wakatsuki Keiichi Zempo Mirror of Empathy: Enhancing Self-Reflection through a Co-present MR Agent via Verbal and Non-verbal Conversation. 850-853 2026 AHS https://doi.org/10.1145/3795011.3797426 conf/aughuman2/2026 db/conf/aughuman2/ahs2026.html#MatsudaFAMEWZ26 Yuichi Mashiba Keitaro Tokunaga Naoto Wakatsuki Hiroaki Yano Keiichi Zempo Inducing Earlier Collision Prediction via Dynamic Frequency Shifting of Vehicle Sounds. 862-865 2026 AHS https://doi.org/10.1145/3795011.3797429 conf/aughuman2/2026 db/conf/aughuman2/ahs2026.html#MashibaTWYZ26 Daniel Oswaldo Lopez Tassara Naoto Wakatsuki Keiichi Zempo Wearable Auditory AR System to Induce Pseudo-Haptic Force Feedback via Pitch Variations for Lateral Hand Movements in a Virtual River. 952-955 2026 AHS https://doi.org/10.1145/3795011.3797371 conf/aughuman2/2026 db/conf/aughuman2/ahs2026.html#TassaraWZ26 Ting Cheng Nieh Hiroki Sakaji Keiichi Zempo Yukiko Ogura Invisible Feast: Augmenting Sensory Perception via Peripheral Social Cues. 971-974 2026 AHS https://doi.org/10.1145/3795011.3797376 conf/aughuman2/2026 db/conf/aughuman2/ahs2026.html#NiehSZO26 Rikushin Konishi Hyuma Auchi Yuta Yamauchi Keiichi Zempo Color of Faint Cues for Subtle Attention Shifts to Secondary Information without Affecting the Primary Task in Sports Scenes. 1026-1029 2026 AHS https://doi.org/10.1145/3795011.3797391 conf/aughuman2/2026 db/conf/aughuman2/ahs2026.html#KonishiAYZ26 Ron Lian Nikolaus Tan Hiiro Okano Keiichi Zempo Accent-as-Interface: Controlled Accent Transitions for Human-Avatar Communication Augmentation. 1034-1037 2026 AHS https://doi.org/10.1145/3795011.3797393 conf/aughuman2/2026 db/conf/aughuman2/ahs2026.html#TanOZ26 Kosuke Shimizu Shohei Komatsu Kazuhiro Hayashi Keiichi Zempo Detecting Cross-Area Concept Links in HCI Using Persistent Homology. 226:1-226:5 2026 CHI Extended Abstracts https://doi.org/10.1145/3772363.3798751 conf/chi/2026a db/conf/chi/chi2026a.html#ShimizuKHZ26 Hyuma Auchi Rina Masuda Hiroyuki Minematsu Ayuto Togashi Yohei Shida Keiichi Zempo Unremembered Attention: Trade-Off Between Visual Attention and Memory for Signage Triggered by a Crowd Gaze Chain. 710:1-710:6 2026 CHI Extended Abstracts https://doi.org/10.1145/3772363.3799053 conf/chi/2026a db/conf/chi/chi2026a.html#AuchiMMTSZ26

Keiichi Zempo Ryo Kashiwabara Naoto Wakatsuki Koichi Mizutani Myoelectric Stimulation Silent Subwoofer Which Presents the Deep Bass-Induced Body-Sensory Acoustic Sensation. 86705-86718 2025 13 IEEE Access https://doi.org/10.1109/ACCESS.2025.3565283 db/journals/access/access13.html#ZempoKWM25 streams/journals/access

Homura Kawamura Tomofumi Miura Yuka Maeda Yukihiko Okada Keiichi Zempo Framework for Emotion Recognition Using Cross-Modal Transformers With Non-Contact Multimodal Signals Aiming Clinical Service Support. 99490-99508 2025 13 IEEE Access https://doi.org/10.1109/ACCESS.2025.3573648 db/journals/access/access13.html#KawamuraMMOZ25 streams/journals/access

Noko Kuratomo Christian Kray Keiichi Zempo Honey-pot effect on pedestrian attention to public displays in a virtual environment: head turns, walking past, and direct approaches. 2025 6 Frontiers Virtual Real. https://doi.org/10.3389/frvir.2025.1714725 db/journals/frvir/frvir6.html#KuratomoKZ25 streams/journals/frvir

Hiroyuki Minematsu Hyuma Auchi Ayuto Togashi Rina Masuda Yohei Shida Keiichi Zempo Selective 3D Audio Presentation System for a Moving Individual Tracking Using a Pair of Parametric Speakers. 2025 APMAR https://ceur-ws.org/Vol-4081/paper15.pdf conf/apmar/2025 db/conf/apmar/apmar2025.html#MinematsuATMSZ25 Daniel Oswaldo Lopez Tassara Naoto Wakatsuki Keiichi Zempo Effect of Localization, Pitch, and Gain on Auditory Displacement for Pseudo-Force Feedback: An Exploratory Study. 2025 APMAR https://ceur-ws.org/Vol-4081/paper6.pdf conf/apmar/2025 db/conf/apmar/apmar2025.html#TassaraWZ25 Takayoshi Yamada Hiiro Okano Akito Fukuda Vibol Yem Keiichi Zempo Human-Like Telepresence System Using Dummy Head Projection for Real-Time Conversation with the Presence of a Remote Participant. 2025 APMAR https://ceur-ws.org/Vol-4081/paper9.pdf conf/apmar/2025 db/conf/apmar/apmar2025.html#YamadaOFYZ25 Hiiro Okano Naoto Wakatsuki Yukihiko Okada Keiichi Zempo Designing Undetectable Morphing Speech: How Morph Rate and Discrete/Continuous Changes Influences Change Detection Thresholds. 409-412 2025 AHs https://doi.org/10.1145/3745900.3746123 conf/aughuman2/2025 db/conf/aughuman2/ahs2025.html#OkanoWOZ25 Yuta Yamauchi Kai Shishido Shota Sasaki Taiga Noguchi Modar Hassan Keiichi Zempo Sound Seeker Beat: 360-Degree VR Rhythm Game with Surround Audio for Immersive Training in Spatial Cognition. 443-446 2025 AHs https://doi.org/10.1145/3745900.3746112 conf/aughuman2/2025 db/conf/aughuman2/ahs2025.html#YamauchiSSNHZ25 Noko Kuratomo Christian Kray Keiichi Zempo Assessing the extent of the honey-pot effect on public display: a preliminary study in a virtual environment. 463-466 2025 AHs https://doi.org/10.1145/3745900.3746076 conf/aughuman2/2025 db/conf/aughuman2/ahs2025.html#KuratomoKZ25 Akari Shimabukuro Seioh Ezaki Keiichi Zempo Meditation Support System Utilizing Pseudo-Heartbeat Auditory Feedback to Enhance Cardiac Interoceptive Awareness. 470-473 2025 AHs https://doi.org/10.1145/3745900.3746096 conf/aughuman2/2025 db/conf/aughuman2/ahs2025.html#ShimabukuroEZ25 Daniel Oswaldo Lopez Tassara Naoto Wakatsuki Keiichi Zempo Audio-Force: Pseudo-Haptic Force Feedback through Sound Localization, Reinforced by Obstruction and Pitch-Gain Variations. 482-486 2025 AHs https://doi.org/10.1145/3745900.3746115 conf/aughuman2/2025 db/conf/aughuman2/ahs2025.html#TassaraWZ25 Yudai Honda Yuki Fujita Keiichi Zempo Shogo Fukushima Human-Like Remembering and Forgetting in LLM Agents: An ACT-R-Inspired Memory Architecture. 229-237 2025 HAI https://doi.org/10.1145/3765766.3765803 conf/hai/2025 db/conf/hai/hai2025.html#HondaFZF25 Yuichi Mashiba Keitaro Tokunaga Naoto Wakatsuki Hiroaki Yano Keiichi Zempo Enhancing Pedestrian Situation Awareness Through Auditory Augmented Reality: Effects of Frequency Shift on Vehicle Looming Perception. 479-488 2025 INTERACT (1) https://doi.org/10.1007/978-3-032-04999-5_28 conf/interact/2025-1 db/conf/interact/interact2025-1.html#MashibaTWYZ25 streams/conf/interact Nanako Matsuda Hyuma Auchi Tadashi Ebihara Naoto Wakatsuki Keiichi Zempo Customer-Service Mirrored Avatar That Comes Beside You via Directional Spatial Audio. 113:1-113:2 2025 SIGGRAPH Asia Posters https://doi.org/10.1145/3757374.3771539 conf/siggrapha/2025posters db/conf/siggrapha/siggrapha2025posters.html#MatsudaAEWZ25 Keitaro Tokunaga Yuichi Mashiba Naoto Wakatsuki Keiichi Zempo Hiroaki Yano Inducing the Presence of Rear Objects through Changes in Auditory Stimuli Using a Virtual Sound-Absorbing Wall. 51:1-51:10 2025 VRST https://doi.org/10.1145/3756884.3766005 conf/vrst/2025 db/conf/vrst/vrst2025.html#TokunagaMWZY25 Hyuma Auchi Shogo Fukushima Yuki Fujita Keiichi Zempo Background Sound Tempo Modulation Can Influence Scene-Specific Memory in Virtual Reality. 106:1-106:3 2025 VRST https://doi.org/10.1145/3756884.3770541 conf/vrst/2025 db/conf/vrst/vrst2025.html#AuchiFFZ25 Takayuki Komoda Hisham Elser Bilal Salih Tadashi Ebihara Naoto Wakatsuki Keiichi Zempo Auditory Interface for Empathetic Synchronization of Facial Expressions between People with Visual Impairment and the Interlocutors. 138-147 2024 AHs https://doi.org/10.1145/3652920.3652937 conf/aughuman2/2024 db/conf/aughuman2/ahs2024.html#KomodaSEWZ24 Shogo Aoyagi Takayoshi Yamada Kelvin Cheng 0001 Soh Masuko Keiichi Zempo VR remote tourism system with natural gaze induction without causing user discomfort. 181-192 2024 AHs https://doi.org/10.1145/3652920.3652938 conf/aughuman2/2024 db/conf/aughuman2/ahs2024.html#AoyagiY0MZ24 Takayoshi Yamada Moeki Horii Tadashi Ebihara Naoto Wakatsuki Keiichi Zempo Effect of Physical Extension on the Range of Demonstrative Indicators by Wearing Non-Humanoid Avatars with Different Looks. 2024 ICAT-EGVE https://doi.org/10.2312/egve.20241360 conf/egve/2024 db/conf/egve/icat-egve2024.html#YamadaHEWZ24 Taiga Saito Atsushi Tsuchiya Tadashi Ebihara Naoto Wakatsuki Keiichi Zempo Design of Underwater Acoustic Positioning System Using Delay-and-Sum Beamforming. 438-441 2024 GCCE https://doi.org/10.1109/GCCE62371.2024.10760443 conf/gcce/2024 db/conf/gcce/gcce2024.html#SaitoTEWZ24 Atsushi Tsuchiya Naoto Wakatsuki Tadashi Ebihara Keiichi Zempo Koichi Mizutani Relationship between the resolution of echo images obtained from an acoustic ranging sensor and the accuracy of self-position estimation. 447-451 2024 GCCE https://doi.org/10.1109/GCCE62371.2024.10760545 conf/gcce/2024 db/conf/gcce/gcce2024.html#TsuchiyaWEZM24 Akito Fukuda Hyuma Auchi Yuta Yamauchi Homura Kawamura Keiichi Zempo Processing flow for realization of multi-channel spatial acoustics using parametric speakers. 1349-1352 2024 GCCE https://doi.org/10.1109/GCCE62371.2024.10760906 conf/gcce/2024 db/conf/gcce/gcce2024.html#FukudaAYKZ24 Homura Kawamura Zhaolong Wang Kotone Harima Tatuya Yamanishi Tomohumi Miura Yuka Maeda Yukihiko Okada Keiichi Zempo pSCOUTER: Time-Series Emotion Classification Using Contactless Measured Multimodal Biosignals in Medical Diagnosis. 46-50 2024 UbiComp Companion https://doi.org/10.1145/3675094.3677582 conf/huc/2024c db/conf/huc/ubicomp2024c.html#KawamuraWHYMMOZ24 Seioh Ezaki Keiichi Zempo TAI_ON: Audible Body and Its Enveloping Rhythm. 17:1 2024 SIGGRAPH Asia Art Gallery https://doi.org/10.1145/3680529.3688958 conf/siggrapha/2024gallery db/conf/siggrapha/siggrapha2024gallery.html#EzakiZ24 Daniel Oswaldo Lopez Tassara Naoto Wakatsuki Keiichi Zempo Auditory AR System to Induce Pseudo-Haptic Force Feedback for Lateral Hand Movements Using Spatially Localized Sound Stimuli. 19:1-19:2 2024 SIGGRAPH Asia Posters https://doi.org/10.1145/3681756.3697955 conf/siggrapha/2024posters db/conf/siggrapha/siggrapha2024posters.html#TassaraWZ24 Hyuma Auchi Akito Fukuda Yuta Yamauchi Homura Kawamura Keiichi Zempo Individual Diffusion Auralize Display Using an Array of Audio Source Position Tracking Ultrasonic Speakers. 95:1-95:2 2024 SIGGRAPH Asia Posters https://doi.org/10.1145/3681756.3697976 conf/siggrapha/2024posters db/conf/siggrapha/siggrapha2024posters.html#AuchiFYKZ24

Noko Kuratomo Haruna Miyakawa Tadashi Ebihara Naoto Wakatsuki Koichi Mizutani Keiichi Zempo Attracting Effect of Pinpoint Auditory Glimpse on Digital Signage. 42779-42794 2023 11 IEEE Access https://doi.org/10.1109/ACCESS.2023.3270909 db/journals/access/access11.html#KuratomoMEWMZ23

Azusa Yamazaki Naoto Wakatsuki Koichi Mizutani Yukihiko Okada Keiichi Zempo Rapport Building via a Digital Avatar with a "Voice" Entering into a Customer's Personal Space. 294-297 2023 AHs https://doi.org/10.1145/3582700.3583695 conf/aughuman2/2023 db/conf/aughuman2/ahs2023.html#YamazakiWMOZ23 Takumi Wakabayashi Yukihiko Okada Keiichi Zempo Effect of Salesperson Avatar Automatically Mimicking Customer's Nodding on the Enjoyment of Conversation in Virtual Environments. 334-337 2023 AHs https://doi.org/10.1145/3582700.3583711 conf/aughuman2/2023 db/conf/aughuman2/ahs2023.html#WakabayashiOZ23 Mizuki Yabutani Hiroki Uchida Koichi Mizutani Naoto Wakatsuki Keiichi Zempo Melting into shadow: Toward less cognitively loaded communication in the dark. 338-341 2023 AHs https://doi.org/10.1145/3582700.3583712 conf/aughuman2/2023 db/conf/aughuman2/ahs2023.html#YabutaniUMWZ23 Reo Okawara Tadashi Ebihara Naoto Wakatsuki Keiichi Zempo Koichi Mizutani Study on a Visible Light Communication and Positioning System Utilizing an Optical Diffusion Filter and Rolling Shutter Sensor. 1-6 2023 IPIN https://doi.org/10.1109/IPIN57070.2023.10332543 conf/ipin/2023 db/conf/ipin/ipin2023.html#OkawaraEWZM23 Atsushi Tsuchiya Naoto Wakatsuki Tadashi Ebihara Keiichi Zempo Koichi Mizutani Method of ReconstructingWall Positions Using Direction-of-Arrival Estimation Based on the Doppler Effect of Omnidirectional Active Sonar. 2023 IPIN-WiP https://ceur-ws.org/Vol-3581/198_WiP.pdf conf/ipin/2023wip db/conf/ipin/ipin2023wip.html#TsuchiyaWEZM23 Yuta Yamauchi Keiko Ino Keiichi Zempo Auditory VR Generative System for Non-Experts to Reproduce Human Memories Through Natural Language Interactions. 6:1-6:2 2023 SIGGRAPH ASIA Posters https://doi.org/10.1145/3610542.3626140 https://www.wikidata.org/entity/Q130878403 conf/siggrapha/2023posters db/conf/siggrapha/siggrapha2023posters.html#YamauchiIZ23 Shogo Aoyagi Takayoshi Yamada Kelvin Cheng 0001 Soh Masuko Keiichi Zempo Gaze Cue Switcher for Joint Attention in VR Remote Tourism. 40:1-40:2 2023 SUI https://doi.org/10.1145/3607822.3618012 conf/sui/2023 db/conf/sui/sui2023.html#AoyagiY0MZ23 Takayuki Komoda Hisham Elser Bilal Salih Tadashi Ebihara Naoto Wakatsuki Keiichi Zempo Synchronized Expressions: An Auditory Interface for Naturally Harmonizing Facial Expressions between People with Visual Impairment and Sighted People. 35-39 2023 ISS Companion https://doi.org/10.1145/3626485.3626537 conf/tabletop/2023c db/conf/tabletop/iss2023c.html#KomodaSEWZ23 Hiiro Okano Yukihiko Okada Naoto Wakatsuki Keiichi Zempo Effect of voice imitation using voice conversion by avatar on customer service in Virtual Environments. 53:1-53:2 2023 VRST https://doi.org/10.1145/3611659.3617215 conf/vrst/2023 db/conf/vrst/vrst2023.html#OkanoOWZ23 Toko Fujita Moeki Horii Luis David Torres Mailleux Masatatsu Miyagi Yukihiko Okada Keiichi Zempo Effects of symmetrical avatar arm movements on the sense of ownership of both hands inverted in a mirror. 55:1-55:2 2023 VRST https://doi.org/10.1145/3611659.3616892 conf/vrst/2023 db/conf/vrst/vrst2023.html#FujitaHMMOZ23 Mizuki Yabutani Azusa Yamazaki Naoto Wakatsuki Yukihiko Okada Keiichi Zempo Whispering salesperson: perceptual illusion of interpersonal distance and ventriloquism effect in service of virtual environment by use of whisper voice. 92:1-92:2 2023 VRST https://doi.org/10.1145/3611659.3617202 conf/vrst/2023 db/conf/vrst/vrst2023.html#YabutaniYWOZ23

Takayuki Kawamura Tadashi Ebihara Naoto Wakatsuki Keiichi Zempo EYEDi: Graphical Authentication Scheme of Estimating Your Encodable Distorted Images to Prevent Screenshot Attacks. 2256-2268 2022 10 IEEE Access https://doi.org/10.1109/ACCESS.2021.3138093 db/journals/access/access10.html#KawamuraEWZ22

Keiichi Zempo Azusa Yamazaki Naoto Wakatsuki Koichi Mizutani Yukihiko Okada Mouth-in-the-Door: The Effect of a Sound Image of an Avatar Intruding on Personal Space That Deviates in Position From the Visual Image. 125772-125791 2022 10 IEEE Access https://doi.org/10.1109/ACCESS.2022.3222804 db/journals/access/access10.html#ZempoYWMO22

Takayuki Komoda Fumina Utsumi Takayoshi Yamada Keiichi Zempo Auditory Indication System for Object-finding in Remote Collaborative Assistance. 2022 APMAR https://ceur-ws.org/Vol-3297/short3.pdf conf/apmar/2022 db/conf/apmar/apmar2022.html#KomodaUYZ22 Takayoshi Yamada Kelvin Cheng 0001 Soh Masuko Keiichi Zempo "This" and "That" in Teleshopping with Possessive Telepresence Systems using 5G Mobile Networks. 326-329 2022 AHs https://doi.org/10.1145/3519391.3524180 conf/aughuman/2022 db/conf/aughuman/aughuman2022.html#Yamada0MZ22 Masahiro Nakahara Yuichi Mashiba Ryusuke Miyamoto Yuki Fujita Hisashi Ishida Keiichi Zempo Inspection of unexpected defective products by semi-supervised learning based on a probability density function in high-yield food production. 6784-6786 2022 IEEE Big Data https://doi.org/10.1109/BigData55660.2022.10020241 conf/bigdataconf/2022 db/conf/bigdataconf/bigdataconf2022.html#NakaharaMMFIZ22 Moeki Horii Azusa Yamazaki Noko Kuratomo Keiichi Zempo Effect of Spatial and Temporal Dilation of a Brand Logo Printed on a VR Shopping Bag. 21-22 2022 ICAT-EGVE (Posters and Demos) https://doi.org/10.2312/egve.20221297 conf/egve/2022p db/conf/egve/icat-egve2022p.html#HoriiYKZ22 Atsushi Tsuchiya Naoto Wakatsuki Tadashi Ebihara Keiichi Zempo Koichi Mizutani Indoor Self-Localization of Mobile Robots Using Asynchronous Acoustic Multipath Arrival Time Measurement. 177-181 2022 GCCE https://doi.org/10.1109/GCCE56475.2022.10014138 conf/gcce/2022 db/conf/gcce/gcce2022.html#TsuchiyaWEZM22 Tomohito Fujimoto Takayuki Kawamura Keiichi Zempo Sandra Puentes First-person view hand posture estimation and fingerspelling recognition using HoloLens. 323-327 2022 GCCE https://doi.org/10.1109/GCCE56475.2022.10014408 conf/gcce/2022 db/conf/gcce/gcce2022.html#FujimotoKZP22 Hiroki Uchida Noko Kuratomo Tadashi Ebihara Naoto Wakatsuki Keiichi Zempo Spatialphonic360: Acoustic Space for Arbitrary Sound Image Presentation Based on Both Ears Tracking. 123-125 2022 UbiComp/ISWC Adjunct https://doi.org/10.1145/3544793.3560319 conf/huc/2022ap db/conf/huc/ubicomp2022ap.html#UchidaKEWZ22 Yuichi Mashiba Hisham Elser Bilal Salih Naoto Wakatsuki Koichi Mizutani Keiichi Zempo Effects of Scene and Human Action Auditory Icons in Stereophonic Image Sonification System. 359-360 2022 ICCE-TW https://doi.org/10.1109/ICCE-Taiwan55306.2022.9869092 conf/icce-tw/2022 db/conf/icce-tw/icce-tw2022.html#MashibaSWMZ22 Haruna Miyakawa Hisham Elser Bilal Salih Tadashi Ebihara Naoto Wakatsuki Keiichi Zempo Eye-Phonon: Wearable Sonification System based on Smartphone that Colors and Deepens the Daily Conversations for Person with Visual Impairment. 17:1-17:6 2022 MobileHCI (Adjunct) https://doi.org/10.1145/3528575.3551449 conf/mhci/2022a db/conf/mhci/mhci2022a.html#MiyakawaSEWZ22 Ami Miura Hiroki Uchida Takayuki Kawamura Keiichi Zempo Zeroth: The self-awareness sense embodied by facing the coexistence of the physical and virtual bodies in the mirror. 6:1 2022 SIGGRAPH Asia Art Gallery https://doi.org/10.1145/3550470.3558426 conf/siggrapha/2022gallery db/conf/siggrapha/siggrapha2022gallery.html#MiuraUKZ22 Azusa Yamazaki Naoto Wakatsuki Koichi Mizutani Yukihiko Okada Keiichi Zempo Impact on the Quality of Interpersonal Relationships by Proximity using the Ventriloquism Effect in a Virtual Environment. 22-26 2022 ISS Companion https://doi.org/10.1145/3532104.3571460 conf/tabletop/2022c db/conf/tabletop/iss2022c.html#YamazakiWMOZ22 Noko Kuratomo Hiroki Uchida Tadashi Ebihara Naoto Wakatsuki Koichi Mizutani Keiichi Zempo Spatialphonic360: Accuracy of the Arbitrary Sound Image Presentation using Surrounding Parametric Speakers. 32-36 2022 ISS Companion https://doi.org/10.1145/3532104.3571462 conf/tabletop/2022c db/conf/tabletop/iss2022c.html#KuratomoUEWMZ22 Mizuki Yabutani Yuichi Mashiba Homura Kawamura Suzuha Harada Keiichi Zempo Sharing Heartbeat: Toward Conducting Heartrate and Speech Rhythm through Tactile Presentation of Pseudo-heartbeats. 18:1-18:4 2022 UIST (Adjunct Volume) https://doi.org/10.1145/3526114.3558704 conf/uist/2022a db/conf/uist/uist2022a.html#YabutaniMKHZ22 Keiichi Zempo Ryo Kashiwabara Naoto Wakatsuki Koichi Mizutani Silent subwoofer system using myoelectric stimulation to presents the acoustic deep bass experiences. 75:1-75:3 2022 UIST (Adjunct Volume) https://doi.org/10.1145/3526114.3558653 conf/uist/2022a db/conf/uist/uist2022a.html#ZempoKWM22 Hiiro Okano Keisuke Mizuno Haruna Miyakawa Keiichi Zempo Avatar Voice Morphing to Match Subjective and Objective Self Voice Perception. 44:1-44:2 2022 VRST https://doi.org/10.1145/3562939.3565671 conf/vrst/2022 db/conf/vrst/vrst2022.html#OkanoMMZ22

Keiichi Zempo Taiga Arai Takuya Aoki Yukihiko Okada Sensing Framework for the Internet of Actors in the Value Co-Creation Process with a Beacon-Attachable Indoor Positioning System. 83 2021 21 Sensors 1 https://doi.org/10.3390/s21010083 https://www.wikidata.org/entity/Q104614706 db/journals/sensors/sensors21.html#ZempoAAO21

Ikuma Uchida Atom Scott Yoshinari Kameda Keiichi Zempo Wearable Device for Evaluation of Players' Interaction on Voice Coaching on Football Field. 211-214 2021 GCCE https://doi.org/10.1109/GCCE53005.2021.9622067 conf/gcce/2021 db/conf/gcce/gcce2021.html#UchidaSKZ21 Ryo Kashiwabara Ryota Sakuma Keisuke Mizuno Noko Kuratomo Keiichi Zempo Directional Resolution of Haptic Display Consisted of a pair of Vibrators Embedded Earrings. 255-258 2021 GCCE https://doi.org/10.1109/GCCE53005.2021.9621878 conf/gcce/2021 db/conf/gcce/gcce2021.html#KashiwabaraSMKZ21 Keisuke Mizuno Keito Kamimura Tadashi Ebihara Naoto Wakatsuki Keiichi Zempo 2D-3D Transformation of Pointing Objects Based on Skeletal Body Surface Models for Remote Collaboration. 259-262 2021 GCCE https://doi.org/10.1109/GCCE53005.2021.9621900 conf/gcce/2021 db/conf/gcce/gcce2021.html#MizunoKEWZ21 Azusa Yamazaki Naoto Wakatsuki Koichi Mizutani Yukihiko Okada Keiichi Zempo Effects of Audio-Visual Information on Interpersonal Distance in Real and Virtual Environments. 405-410 2021 INTERACT (5) https://doi.org/10.1007/978-3-030-85607-6_47 conf/interact/2021-5 db/conf/interact/interact2021-5.html#YamazakiWMOZ21 Noko Kuratomo Tadashi Ebihara Naoto Wakatsuki Koichi Mizutani Keiichi Zempo How Much is the Noise Level be Reduced? - Speech Recognition Threshold in Noise Environments Using a Parametric Speaker -. 542-550 2021 INTERACT (2) https://doi.org/10.1007/978-3-030-85616-8_31 conf/interact/2021-2 db/conf/interact/interact2021-2.html#KuratomoEWMZ21 Keito Kamimura Yuki Fujita Tomofumi Miura Yoshihisa Matsumoto Yuka Maeda Keiichi Zempo Teleclinical Support System via MR-HMD Displaying Doctor's Instructions and Patient Information. 477-479 2021 LifeTech https://doi.org/10.1109/LifeTech52111.2021.9391921 conf/lifetech/2021 db/conf/lifetech/lifetech2021.html#KamimuraFMMMZ21 Hiroki Uchida Tadashi Ebihara Naoto Wakatsuki Keiichi Zempo ALiSE: Through the mirrored space, and what user interacts with avatars naturally. 29-32 2021 ISS Companion https://doi.org/10.1145/3447932.3490678 conf/tabletop/2021c db/conf/tabletop/iss2021c.html#UchidaEWZ21 Hiroki Uchida Takayuki Kawamura Keito Kamimura Keiichi Zempo ALiSE: Non-wearable AR display through the looking glass, and what looks solid there. 53:1-53:3 2021 VRST https://doi.org/10.1145/3489849.3489929 conf/vrst/2021 db/conf/vrst/vrst2021.html#UchidaKKZ21 Takayoshi Yamada Azusa Yamazaki Haruna Miyakawa Yuichi Mashiba Keiichi Zempo Visual Transition of Avatars Improving Speech Comprehension in Noisy VR Environments. 105:1-105:3 2021 VRST https://doi.org/10.1145/3489849.3489932 conf/vrst/2021 db/conf/vrst/vrst2021.html#YamadaYMMZ21

Misaki Mito Takuya Aoki Koichi Mizutani Keiichi Zempo Naoto Wakatsuki Yuka Maeda Nobuhiro Takemae Ryota Tsunekuni Takehiko Saito Frequency analysis of the sneeze caused by swine influenza virus strains: Automatic sneeze around-the-clock detection using a support vector machine. 105789 2020 179 Comput. Electron. Agric. https://doi.org/10.1016/j.compag.2020.105789 db/journals/cea/cea179.html#MitoAMZWMTTS20

Yuichi Mashiba Ryunosuke Iwaoka Hisham Elser Bilal Salih Masayuki Kawamoto Naoto Wakatsuki Koichi Mizutani Keiichi Zempo Spot-Presentation of Stereophonic Earcons to Assist Navigation for the Visually Impaired. 42 2020 4 Multimodal Technol. Interact. 3 https://doi.org/10.3390/mti4030042 db/journals/mti/mti4.html#MashibaISKWMZ20

Takuma Yabe Keiichi Zempo Negative confidence recommendation system avoids local solution based on user's negative reactions. 531-534 2020 GCCE https://doi.org/10.1109/GCCE50665.2020.9292036 conf/gcce/2020 db/conf/gcce/gcce2020.html#YabeZ20 Yuichi Mashiba Hisham Elser Bilal Salih Naoto Wakatsuki Koichi Mizutani Keiichi Zempo QR Code Without Impairing the Scenery and Detection System for the visually impaired. 888-892 2020 GCCE https://doi.org/10.1109/GCCE50665.2020.9291733 conf/gcce/2020 db/conf/gcce/gcce2020.html#MashibaSWMZ20 Azusa Yamazaki Ryo Akatsu Yukihiko Okada Keiichi Zempo Real-time reassurance monitoring shopping basket in retail store: poster abstract. 713-714 2020 SenSys https://doi.org/10.1145/3384419.3430411 conf/sensys/2020 db/conf/sensys/sensys2020.html#YamazakiAOZ20 Yuji Suda Taiga Arai Takahiro Yoshizawa Yuki Fujita Keiichi Zempo Yukihiko Okada Shopping Baskets for On-line Beacon Sensor Network in Retail Store. 1-2 2019 CCNC https://doi.org/10.1109/CCNC.2019.8651857 conf/ccnc/2019 db/conf/ccnc/ccnc2019.html#SudaAYFZO19 Taiga Arai Yusuke Chida Yukihiko Okada Keiichi Zempo Sensor network to measure <i>MAAI</i> on value co-creation process: feasibility study of <i>MAAI</i> optimization on customer service. 1-4 2019 UbiComp/ISWC Adjunct https://doi.org/10.1145/3341162.3343849 conf/huc/2019ap db/conf/huc/ubicomp2019ap.html#AraiCOZ19 Taiga Arai Takahiro Yoshizawa Takuya Aoki Keiichi Zempo Yukihiko Okada Evaluation of Indoor Positioning System based on Attachable Infrared Beacons in Metal Shelf Environment. 1-4 2019 ICCE https://doi.org/10.1109/ICCE.2019.8662007 conf/iccel/2019 db/conf/iccel/icce2019.html#AraiYAZO19 Noko Kuratomo Yuichi Mashiba Keiichi Zempo Koichi Mizutani Naoto Wakatsuki Integrating a Binaural Beat into the Soundscape for the Alleviation of Feelings. 235-242 2019 INTERACT (4) https://doi.org/10.1007/978-3-030-29390-1_13 conf/interact/2019-4 db/conf/interact/interact2019-4.html#KuratomoMZMW19 Noko Kuratomo Kazuki Yamada Soh Masuko Toshimasa Yamanaka Keiichi Zempo Effect of Attention Adaptive Personal Audio Deliverable System on Digital Signage. 118-121 2019 SIGGRAPH Asia Technical Briefs https://doi.org/10.1145/3355088.3365171 conf/siggrapha/2019briefs db/conf/siggrapha/siggrapha2019briefs.html#KuratomoYMYZ19 Ryota Sakuma Yuki Fujita Keiichi Zempo Audio Substituting Haptic System to Aware the Sound from Backwards. 87-89 2019 UIST (Adjunct Volume) https://doi.org/10.1145/3332167.3357124 conf/uist/2019a db/conf/uist/uist2019a.html#SakumaFZ19 Haruna Miyakawa Noko Kuratomo Hisham Elser Bilal Salih Keiichi Zempo Auditory Uta-KARUTA: Sonificated Card Game towards Inclusive Design. 90-92 2019 UIST (Adjunct Volume) https://doi.org/10.1145/3332167.3357125 conf/uist/2019a db/conf/uist/uist2019a.html#MiyakawaKSZ19 Satoki Ogiso Koichi Mizutani Naoto Wakatsuki Keiichi Zempo Yuka Maeda Sensorless Contact Force Evaluation of Bone-conducted Sound Transducer by Electrical Impedance in Limited Frequency Range. 515-518 2018 GCCE https://doi.org/10.1109/GCCE.2018.8574611 conf/gcce/2018 db/conf/gcce/gcce2018.html#OgisoMWZM18 Riku Fukuda Ryunosuke Iwaoka Tadashi Ebihara Koichi Mizutani Naoto Wakatsuki Keiichi Zempo Acoustic Beacon for Smartphones to Support Optimum Wi-Fi Spot Connection. 716-719 2018 GCCE https://doi.org/10.1109/GCCE.2018.8574711 conf/gcce/2018 db/conf/gcce/gcce2018.html#FukudaIEMWZ18 Tomoki Kurahashi Ryota Sakuma Keiichi Zempo Koichi Mizutani Naoto Wakatsuki Retrospective Speech Balloons on Speech-Visible AR via Head-Mounted Display. 423-424 2018 ISMAR Adjunct https://doi.org/10.1109/ISMAR-Adjunct.2018.00127 conf/ismar/2018a db/conf/ismar/ismar2018a.html#KurahashiSZMW18 Yuto Sugita Keiichi Zempo Yasumasa Ando Yuya Kakutani Koichi Mizutani Naoto Wakatsuki Diet gamification toward chewing amount control via head mounted display. 41:1-41:2 2018 SIGGRAPH ASIA Posters https://doi.org/10.1145/3283289.3283369 conf/siggrapha/2018posters db/conf/siggrapha/siggrapha2018posters.html#SugitaZAKMW18 Ryunosuke Iwaoka Masataka Moriga Hisham Elser Bilal Salih Keiichi Zempo Koichi Mizutani Naoto Wakatsuki Ultrasound from Cyber Map: Intuitive Guidance Method using Binaural Parametric Loudspeaker. 469-472 2018 ISS https://doi.org/10.1145/3279778.3279920 conf/tabletop/2018 db/conf/tabletop/iss2018.html#IwaokaMSZMW18 Keiichi Zempo Yuichi Mashiba Takayuki Kawamura Noko Kuratomo Hisham Elser Bilal Salih Phonoscape: Auralization of Photographs using Stereophonic Auditory Icons. 117-119 2018 UIST (Adjunct Volume) https://doi.org/10.1145/3266037.3266120 conf/uist/2018a db/conf/uist/uist2018a.html#ZempoMKKS18 Ryunosuke Iwaoka Masataka Moriga Keiichi Zempo Makoto Ito Masayuki Kawamoto Koichi Mizutani Naoto Wakatsuki The effect of fluctuation to auditory lateralization on stereophonic presentation using a pair of sound from ultrasound. 1-5 2017 GCCE https://doi.org/10.1109/GCCE.2017.8229437 conf/gcce/2017 db/conf/gcce/gcce2017.html#IwaokaMZIKMW17 Tomoki Kurahashi Kazuki Suemitsu Keiichi Zempo Koichi Mizutani Naoto Wakatsuki Disposition of captioning interface using see-through head-mounted display for conversation support. 1-4 2017 GCCE https://doi.org/10.1109/GCCE.2017.8229441 conf/gcce/2017 db/conf/gcce/gcce2017.html#KurahashiSZMW17 Hikaru Uchida Satoki Ogiso Keiichi Zempo Koichi Mizutani Naoto Wakatsuki Estimation of the direction of radio frequency beacon using radio attenuation via human head. 1-4 2017 GCCE https://doi.org/10.1109/GCCE.2017.8229444 conf/gcce/2017 db/conf/gcce/gcce2017.html#UchidaOZMW17 Yuto Sugita Keiichi Zempo Koichi Mizutani Naoto Wakatsuki The Alteration of Gustatory Sense by Virtual Chromatic Transition of Food Items. 211-217 2017 ICEC https://doi.org/10.1007/978-3-319-66715-7_23 conf/iwec/2017 db/conf/iwec/icec2017.html#SugitaZMW17 Keiichi Zempo Tomoki Kurahashi Koichi Mizutani Naoto Wakatsuki Speech balloon system using single-channel microphone array on see-through head-mounted display. 57:1-57:2 2017 SIGGRAPH ASIA (Posters) https://doi.org/10.1145/3145690.3145738 conf/siggrapha/2017posters db/conf/siggrapha/siggrapha2017posters.html#ZempoKMW17 Masataka Moriga Keiichi Zempo Koichi Mizutani Naoto Wakatsuki Masayuki Kawamoto Auditory lateralization steering independent of loudspeaker position using sound from ultrasound. 1-4 2016 GCCE https://doi.org/10.1109/GCCE.2016.7800460 conf/gcce/2016 db/conf/gcce/gcce2016.html#MorigaZMWK16 Yuji Sano Koichi Mizutani Keiichi Zempo Naoto Wakatsuki Lung volume estimation for thoracic respiration via chest size deviation measurement. 1-4 2016 GCCE https://doi.org/10.1109/GCCE.2016.7800500 conf/gcce/2016 db/conf/gcce/gcce2016.html#SanoMZW16 Satoki Ogiso Takuji Kawagishi Koichi Mizutani Naoto Wakatsuki Keiichi Zempo Effect of parameters of phase-modulated M-sequence signal on direction-of-arrival and localization error. 1-6 2016 IPIN https://doi.org/10.1109/IPIN.2016.7743612 conf/ipin/2016 db/conf/ipin/ipin2016.html#OgisoKMWZ16 Satoki Ogiso Koichi Mizutani Keiichi Zempo Naoto Wakatsuki Measurement of the differential transfer function between bone-conduction and air-conduction for sound localization. 135-138 2015 GCCE https://doi.org/10.1109/GCCE.2015.7398677 conf/gcce/2015 db/conf/gcce/gcce2015.html#OgisoMZW15 Keiichi Zempo Satoki Ogiso Koichi Mizutani Naoto Wakatsuki Measurement of the distance difference of acoustic beacons using direct conversion receiver. 139-142 2015 GCCE https://doi.org/10.1109/GCCE.2015.7398676 conf/gcce/2015 db/conf/gcce/gcce2015.html#ZempoOMW15 Kazuki Suemitsu Keiichi Zempo Koichi Mizutani Naoto Wakatsuki Caption support system for complementary dialogical information using see-through head mounted display. 368-371 2015 GCCE https://doi.org/10.1109/GCCE.2015.7398700 conf/gcce/2015 db/conf/gcce/gcce2015.html#SuemitsuZMW15 Rihito Muto Koichi Mizutani Naoto Wakatsuki Keiichi Zempo Localization of acoustic marker in inside environments based on the level difference between a pair of microphones. 379-383 2015 GCCE https://doi.org/10.1109/GCCE.2015.7398701 conf/gcce/2015 db/conf/gcce/gcce2015.html#MutoMWZ15 Keiichi Zempo Yukino Hirai Takuto Sakai Koichi Mizutani Naoto Wakatsuki Hiroshi Yoshinaga Small sound extraction using virtual counter sound source method in loud noise environment. 386-388 2015 GCCE https://doi.org/10.1109/GCCE.2015.7398703 conf/gcce/2015 db/conf/gcce/gcce2015.html#ZempoHSMWY15 Keiichi Zempo Mizuho Okada Takehiro Matsumoto Yoichi Motomura Hiroshi Sato Privacy-conscious detection of roll-over based on thermography measurement. 450-451 2014 GCCE https://doi.org/10.1109/GCCE.2014.7031283 conf/gcce/2014 db/conf/gcce/gcce2014.html#ZempoOMMS14 Satoki Ogiso Koichi Mizutani Keiichi Zempo Naoto Wakatsuki Analysis of sound propagation in human head for bone-conduction headphones using finite element method. 573-576 2014 GCCE https://doi.org/10.1109/GCCE.2014.7031290 conf/gcce/2014 db/conf/gcce/gcce2014.html#OgisoMZW14 Ryo Akatsu Hajar Alhalabi Hajar Alhalbi Yasumasa Ando Takuya Aoki Shogo Aoyagi Taiga Arai Hyuma Auchi Kelvin Cheng 0001 Yusuke Chida Tadashi Ebihara Seioh Ezaki Tomohito Fujimoto Toko Fujita Yuki Fujita Akito Fukuda Riku Fukuda Shogo Fukushima Suzuha Harada Kotone Harima Modar Hassan Kazuhiro Hayashi Yuki Higashiyama Yukino Hirai Yudai Honda Moeki Horii Keiko Ino Hisashi Ishida Makoto Ito Ryunosuke Iwaoka Yuya Kakutani Yoshinari Kameda Keito Kamimura Ryo Kashiwabara Takuji Kawagishi Masayuki Kawamoto Homura Kawamura Takayuki Kawamura Shohei Komatsu Takayuki Komoda Rikushin Konishi Christian Kray Tomoki Kurahashi Noko Kuratomo Yuka Maeda Luis David Torres Mailleux Yuichi Mashiba Rina Masuda Soh Masuko Nanako Matsuda Takehiro Matsumoto Yoshihisa Matsumoto Hiroyuki Minematsu Misaki Mito Ami Miura Tomofumi Miura Tomohumi Miura Masatatsu Miyagi Haruna Miyakawa Ryusuke Miyamoto Keisuke Mizuno Koichi Mizutani Masataka Moriga Yoichi Motomura Rihito Muto Masahiro Nakahara Ting Cheng Nieh Taiga Noguchi Satoki Ogiso Yukiko Ogura Mizuho Okada Yukihiko Okada Hiiro Okano Reo Okawara Sandra Puentes Taiga Saito Takehiko Saito Takuto Sakai Hiroki Sakaji Ryota Sakuma Hisham Elser Bilal Salih Yuji Sano Shota Sasaki Hiroshi Sato Atom Scott Yohei Shida Akari Shimabukuro Kosuke Shimizu Kai Shishido Yuji Suda Kazuki Suemitsu Yuto Sugita Aoi Taguchi Nobuhiro Takemae Ron Lian Nikolaus Tan Daniel Oswaldo Lopez Tassara Ayuto Togashi Keitaro Tokunaga Atsushi Tsuchiya Ryota Tsunekuni Hikaru Uchida Hiroki Uchida Ikuma Uchida Fumina Utsumi Takumi Wakabayashi Naoto Wakatsuki Zhaolong Wang Takuma Yabe Mizuki Yabutani Kazuki Yamada Takayoshi Yamada Toshimasa Yamanaka Tatuya Yamanishi Yuta Yamauchi Azusa Yamazaki Hiroaki Yano Vibol Yem Hiroshi Yoshinaga Takahiro Yoshizawa