Keiichi Zempo

According to our database, Keiichi Zempo authored at least 72 papers between 2014 and 2023.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of five.

2023

Attracting Effect of Pinpoint Auditory Glimpse on Digital Signage.

Noko Kuratomo, Haruna Miyakawa, Tadashi Ebihara, Naoto Wakatsuki, Koichi Mizutani, Keiichi Zempo

IEEE Access, 2023

Whispering salesperson: perceptual illusion of interpersonal distance and ventriloquism effect in service of virtual environment by use of whisper voice.

Mizuki Yabutani, Azusa Yamazaki, Naoto Wakatsuki, Yukihiko Okada, Keiichi Zempo

Proceedings of the 29th ACM Symposium on Virtual Reality Software and Technology, 2023

Effect of voice imitation using voice conversion by avatar on customer service in Virtual Environments.

Hiiro Okano, Yukihiko Okada, Naoto Wakatsuki, Keiichi Zempo

Proceedings of the 29th ACM Symposium on Virtual Reality Software and Technology, 2023

Effects of symmetrical avatar arm movements on the sense of ownership of both hands inverted in a mirror.

Toko Fujita, Moeki Horii, Luis David Torres Mailleux, Masatatsu Miyagi, Yukihiko Okada, Keiichi Zempo

Proceedings of the 29th ACM Symposium on Virtual Reality Software and Technology, 2023

Synchronized Expressions: An Auditory Interface for Naturally Harmonizing Facial Expressions between People with Visual Impairment and Sighted People.

Takayuki Komoda, Hisham Elser Bilal Salih, Tadashi Ebihara, Naoto Wakatsuki, Keiichi Zempo

Proceedings of the Companion Proceedings of the 2023 Conference on Interactive Surfaces and Spaces, 2023

Gaze Cue Switcher for Joint Attention in VR Remote Tourism.

Shogo Aoyagi, Takayoshi Yamada, Kelvin Cheng, Soh Masuko, Keiichi Zempo

Proceedings of the 2023 ACM Symposium on Spatial User Interaction, 2023

Auditory VR Generative System for Non-Experts to Reproduce Human Memories Through Natural Language Interactions.

Yuta Yamauchi, Keiko Ino, Keiichi Zempo

Proceedings of the SIGGRAPH Asia 2023 Posters, 2023

Method of ReconstructingWall Positions Using Direction-of-Arrival Estimation Based on the Doppler Effect of Omnidirectional Active Sonar.

Atsushi Tsuchiya, Naoto Wakatsuki, Tadashi Ebihara, Keiichi Zempo, Koichi Mizutani

Proceedings of the WiP Proceedings of the Thirteenth International Conference on Indoor Positioning and Indoor Navigation - Work-in-Progress Papers (IPIN-WiP 2023) co-located with 13th International Conference on Indoor Positioning and Indoor Navigation (IPIN 2023), Nuremberg, Germany, September 25, 2023

Study on a Visible Light Communication and Positioning System Utilizing an Optical Diffusion Filter and Rolling Shutter Sensor.

Reo Okawara, Tadashi Ebihara, Naoto Wakatsuki, Keiichi Zempo, Koichi Mizutani

Proceedings of the 13th International Conference on Indoor Positioning and Indoor Navigation, 2023

Rapport Building via a Digital Avatar with a "Voice" Entering into a Customer's Personal Space.

Azusa Yamazaki, Naoto Wakatsuki, Koichi Mizutani, Yukihiko Okada, Keiichi Zempo

Proceedings of the Augmented Humans International Conference 2023, 2023

Melting into shadow: Toward less cognitively loaded communication in the dark.

Mizuki Yabutani, Hiroki Uchida, Koichi Mizutani, Naoto Wakatsuki, Keiichi Zempo

Proceedings of the Augmented Humans International Conference 2023, 2023

Effect of Salesperson Avatar Automatically Mimicking Customer's Nodding on the Enjoyment of Conversation in Virtual Environments.

Takumi Wakabayashi, Yukihiko Okada, Keiichi Zempo

Proceedings of the Augmented Humans International Conference 2023, 2023

2022

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.

Keiichi Zempo, Azusa Yamazaki, Naoto Wakatsuki, Koichi Mizutani, Yukihiko Okada

IEEE Access, 2022

EYEDi: Graphical Authentication Scheme of Estimating Your Encodable Distorted Images to Prevent Screenshot Attacks.

Takayuki Kawamura, Tadashi Ebihara, Naoto Wakatsuki, Keiichi Zempo

IEEE Access, 2022

Avatar Voice Morphing to Match Subjective and Objective Self Voice Perception.

Hiiro Okano, Keisuke Mizuno, Haruna Miyakawa, Keiichi Zempo

Proceedings of the 28th ACM Symposium on Virtual Reality Software and Technology, 2022

Silent subwoofer system using myoelectric stimulation to presents the acoustic deep bass experiences.

Keiichi Zempo, Ryo Kashiwabara, Naoto Wakatsuki, Koichi Mizutani

Proceedings of the Adjunct Publication of the 35th Annual ACM Symposium on User Interface Software and Technology, 2022

Sharing Heartbeat: Toward Conducting Heartrate and Speech Rhythm through Tactile Presentation of Pseudo-heartbeats.

Mizuki Yabutani, Yuichi Mashiba, Homura Kawamura, Suzuha Harada, Keiichi Zempo

Proceedings of the Adjunct Publication of the 35th Annual ACM Symposium on User Interface Software and Technology, 2022

Impact on the Quality of Interpersonal Relationships by Proximity using the Ventriloquism Effect in a Virtual Environment.

Azusa Yamazaki, Naoto Wakatsuki, Koichi Mizutani, Yukihiko Okada, Keiichi Zempo

Proceedings of the Companion Proceedings of the 2022 Conference on Interactive Surfaces and Spaces, 2022

Spatialphonic360: Accuracy of the Arbitrary Sound Image Presentation using Surrounding Parametric Speakers.

Noko Kuratomo, Hiroki Uchida, Tadashi Ebihara, Naoto Wakatsuki, Koichi Mizutani, Keiichi Zempo

Proceedings of the Companion Proceedings of the 2022 Conference on Interactive Surfaces and Spaces, 2022

Zeroth: The self-awareness sense embodied by facing the coexistence of the physical and virtual bodies in the mirror.

Ami Miura, Hiroki Uchida, Takayuki Kawamura, Keiichi Zempo

Proceedings of the SIGGRAPH Asia 2022 Art Gallery, 2022

Eye-Phonon: Wearable Sonification System based on Smartphone that Colors and Deepens the Daily Conversations for Person with Visual Impairment.

Haruna Miyakawa, Hisham Elser Bilal Salih, Tadashi Ebihara, Naoto Wakatsuki, Keiichi Zempo

Proceedings of the MobileHCI '22: Adjunct Publication of the 24th International Conference on Human-Computer Interaction with Mobile Devices and Services, Vancouver, BC, Canada, 28 September 2022, 2022

Effects of Scene and Human Action Auditory Icons in Stereophonic Image Sonification System.

Yuichi Mashiba, Hisham Elser Bilal Salih, Naoto Wakatsuki, Koichi Mizutani, Keiichi Zempo

Proceedings of the IEEE International Conference on Consumer Electronics - Taiwan, 2022

Spatialphonic360: Acoustic Space for Arbitrary Sound Image Presentation Based on Both Ears Tracking.

Hiroki Uchida, Noko Kuratomo, Tadashi Ebihara, Naoto Wakatsuki, Keiichi Zempo

Proceedings of the Adjunct Proceedings of the 2022 ACM International Joint Conference on Pervasive and Ubiquitous Computing and the 2022 ACM International Symposium on Wearable Computers, 2022

Indoor Self-Localization of Mobile Robots Using Asynchronous Acoustic Multipath Arrival Time Measurement.

Atsushi Tsuchiya, Naoto Wakatsuki, Tadashi Ebihara, Keiichi Zempo, Koichi Mizutani

Proceedings of the 11th IEEE Global Conference on Consumer Electronics, 2022

First-person view hand posture estimation and fingerspelling recognition using HoloLens.

Tomohito Fujimoto, Takayuki Kawamura, Keiichi Zempo, Sandra Puentes

Proceedings of the 11th IEEE Global Conference on Consumer Electronics, 2022

Effect of Spatial and Temporal Dilation of a Brand Logo Printed on a VR Shopping Bag.

Moeki Horii, Azusa Yamazaki, Noko Kuratomo, Keiichi Zempo

Proceedings of the ICAT-EGVE 2022 - Posters and Demos, International Conference on Artificial Reality and Telexistence and Eurographics Symposium on Virtual Environments, Hiyoshi, Yokohama, Japan, November 30, 2022

Inspection of unexpected defective products by semi-supervised learning based on a probability density function in high-yield food production.

Masahiro Nakahara, Yuichi Mashiba, Ryusuke Miyamoto, Yuki Fujita, Hisashi Ishida, Keiichi Zempo

Proceedings of the IEEE International Conference on Big Data, 2022

"This" and "That" in Teleshopping with Possessive Telepresence Systems using 5G Mobile Networks.

Takayoshi Yamada, Kelvin Cheng, Soh Masuko, Keiichi Zempo

Proceedings of the AHs 2022: Augmented Humans 2022, Hybrid Event / Munich, Germany, March 13, 2022

Auditory Indication System for Object-finding in Remote Collaborative Assistance.

Takayuki Komoda, Fumina Utsumi, Takayoshi Yamada, Keiichi Zempo

Proceedings of the 14th Asia-Pacific Workshop on Mixed and Augmented Reality co-located with a joint international conference of the 32nd International Conference on Artificial Reality and Telexistence & the 27th Eurographics Symposium on Virtual Environments (ICAT-EGVE2022), 2022

2021

Sensing Framework for the Internet of Actors in the Value Co-Creation Process with a Beacon-Attachable Indoor Positioning System.

Keiichi Zempo, Taiga Arai, Takuya Aoki, Yukihiko Okada

Sensors, 2021

Visual Transition of Avatars Improving Speech Comprehension in Noisy VR Environments.

Takayoshi Yamada, Azusa Yamazaki, Haruna Miyakawa, Yuichi Mashiba, Keiichi Zempo

Proceedings of the VRST '21: 27th ACM Symposium on Virtual Reality Software and Technology, Virtual Event / Osaka, Japan, December 8, 2021

ALiSE: Non-wearable AR display through the looking glass, and what looks solid there.

Hiroki Uchida, Takayuki Kawamura, Keito Kamimura, Keiichi Zempo

Proceedings of the VRST '21: 27th ACM Symposium on Virtual Reality Software and Technology, Virtual Event / Osaka, Japan, December 8, 2021

ALiSE: Through the mirrored space, and what user interacts with avatars naturally.

Hiroki Uchida, Tadashi Ebihara, Naoto Wakatsuki, Keiichi Zempo

Proceedings of the ISS '21: Interactive Surfaces and Spaces, Łódź, Poland, November 14, 2021

Teleclinical Support System via MR-HMD Displaying Doctor's Instructions and Patient Information.

Keito Kamimura, Yuki Fujita, Tomofumi Miura, Yoshihisa Matsumoto, Yuka Maeda, Keiichi Zempo

Proceedings of the 3rd IEEE Global Conference on Life Sciences and Technologies, 2021

Effects of Audio-Visual Information on Interpersonal Distance in Real and Virtual Environments.

Azusa Yamazaki, Naoto Wakatsuki, Koichi Mizutani, Yukihiko Okada, Keiichi Zempo

Proceedings of the Human-Computer Interaction - INTERACT 2021 - 18th IFIP TC 13 International Conference, Bari, Italy, August 30, 2021

How Much is the Noise Level be Reduced? - Speech Recognition Threshold in Noise Environments Using a Parametric Speaker -.

Noko Kuratomo, Tadashi Ebihara, Naoto Wakatsuki, Koichi Mizutani, Keiichi Zempo

Proceedings of the Human-Computer Interaction - INTERACT 2021 - 18th IFIP TC 13 International Conference, Bari, Italy, August 30, 2021

Wearable Device for Evaluation of Players' Interaction on Voice Coaching on Football Field.

Ikuma Uchida, Atom Scott, Yoshinari Kameda, Keiichi Zempo

Proceedings of the 10th IEEE Global Conference on Consumer Electronics, 2021

2D-3D Transformation of Pointing Objects Based on Skeletal Body Surface Models for Remote Collaboration.

Keisuke Mizuno, Keito Kamimura, Tadashi Ebihara, Naoto Wakatsuki, Keiichi Zempo

Proceedings of the 10th IEEE Global Conference on Consumer Electronics, 2021

Directional Resolution of Haptic Display Consisted of a pair of Vibrators Embedded Earrings.

Ryo Kashiwabara, Ryota Sakuma, Keisuke Mizuno, Noko Kuratomo, Keiichi Zempo

Proceedings of the 10th IEEE Global Conference on Consumer Electronics, 2021

2020

Spot-Presentation of Stereophonic Earcons to Assist Navigation for the Visually Impaired.

Yuichi Mashiba, Ryunosuke Iwaoka, Hisham Elser Bilal Salih, Masayuki Kawamoto, Naoto Wakatsuki, Koichi Mizutani, Keiichi Zempo

Multimodal Technol. Interact., 2020

Frequency analysis of the sneeze caused by swine influenza virus strains: Automatic sneeze around-the-clock detection using a support vector machine.

Misaki Mito, Takuya Aoki, Koichi Mizutani, Keiichi Zempo, Naoto Wakatsuki, Yuka Maeda, Nobuhiro Takemae, Ryota Tsunekuni, Takehiko Saito

Comput. Electron. Agric., 2020

Real-time reassurance monitoring shopping basket in retail store: poster abstract.

Azusa Yamazaki, Ryo Akatsu, Yukihiko Okada, Keiichi Zempo

Proceedings of the SenSys '20: The 18th ACM Conference on Embedded Networked Sensor Systems, 2020

Negative confidence recommendation system avoids local solution based on user's negative reactions.

Takuma Yabe, Keiichi Zempo

Proceedings of the 9th IEEE Global Conference on Consumer Electronics, 2020

QR Code Without Impairing the Scenery and Detection System for the visually impaired.

Yuichi Mashiba, Hisham Elser Bilal Salih, Naoto Wakatsuki, Koichi Mizutani, Keiichi Zempo

Proceedings of the 9th IEEE Global Conference on Consumer Electronics, 2020

2019

Audio Substituting Haptic System to Aware the Sound from Backwards.

Ryota Sakuma, Yuki Fujita, Keiichi Zempo

Proceedings of the Adjunct Proceedings of the 32nd Annual ACM Symposium on User Interface Software and Technology, 2019

Auditory Uta-KARUTA: Sonificated Card Game towards Inclusive Design.

Haruna Miyakawa, Noko Kuratomo, Hisham Elser Bilal Salih, Keiichi Zempo

Proceedings of the Adjunct Proceedings of the 32nd Annual ACM Symposium on User Interface Software and Technology, 2019

Effect of Attention Adaptive Personal Audio Deliverable System on Digital Signage.

Noko Kuratomo, Kazuki Yamada, Soh Masuko, Toshimasa Yamanaka, Keiichi Zempo

Proceedings of the SIGGRAPH Asia 2019 Technical Briefs, 2019

Integrating a Binaural Beat into the Soundscape for the Alleviation of Feelings.

Noko Kuratomo, Yuichi Mashiba, Keiichi Zempo, Koichi Mizutani, Naoto Wakatsuki

Proceedings of the Human-Computer Interaction - INTERACT 2019, 2019

Evaluation of Indoor Positioning System based on Attachable Infrared Beacons in Metal Shelf Environment.

Taiga Arai, Takahiro Yoshizawa, Takuya Aoki, Keiichi Zempo, Yukihiko Okada

Proceedings of the IEEE International Conference on Consumer Electronics, 2019

Sensor network to measure <i>MAAI</i> on value co-creation process: feasibility study of <i>MAAI</i> optimization on customer service.

Taiga Arai, Yusuke Chida, Yukihiko Okada, Keiichi Zempo

Proceedings of the 2019 ACM International Joint Conference on Pervasive and Ubiquitous Computing and Proceedings of the 2019 ACM International Symposium on Wearable Computers, 2019

Shopping Baskets for On-line Beacon Sensor Network in Retail Store.

Yuji Suda, Taiga Arai, Takahiro Yoshizawa, Yuki Fujita, Keiichi Zempo, Yukihiko Okada

Proceedings of the 16th IEEE Annual Consumer Communications & Networking Conference, 2019

2018

Phonoscape: Auralization of Photographs using Stereophonic Auditory Icons.

Keiichi Zempo, Yuichi Mashiba, Takayuki Kawamura, Noko Kuratomo, Hisham Elser Bilal Salih

Proceedings of the 31st Annual ACM Symposium on User Interface Software and Technology Adjunct Proceedings, 2018

Ultrasound from Cyber Map: Intuitive Guidance Method using Binaural Parametric Loudspeaker.

Ryunosuke Iwaoka, Masataka Moriga, Hisham Elser Bilal Salih, Keiichi Zempo, Koichi Mizutani, Naoto Wakatsuki

Proceedings of the 2018 ACM International Conference on Interactive Surfaces and Spaces, 2018

Diet gamification toward chewing amount control via head mounted display.

Yuto Sugita, Keiichi Zempo, Yasumasa Ando, Yuya Kakutani, Koichi Mizutani, Naoto Wakatsuki

Proceedings of the SIGGRAPH Asia 2018 Posters, Tokyo, Japan, December 04-07, 2018, 2018

Retrospective Speech Balloons on Speech-Visible AR via Head-Mounted Display.

Tomoki Kurahashi, Ryota Sakuma, Keiichi Zempo, Koichi Mizutani, Naoto Wakatsuki

Proceedings of the IEEE International Symposium on Mixed and Augmented Reality, 2018

Sensorless Contact Force Evaluation of Bone-conducted Sound Transducer by Electrical Impedance in Limited Frequency Range.

Satoki Ogiso, Koichi Mizutani, Naoto Wakatsuki, Keiichi Zempo, Yuka Maeda

Proceedings of the IEEE 7th Global Conference on Consumer Electronics, 2018

Acoustic Beacon for Smartphones to Support Optimum Wi-Fi Spot Connection.

Riku Fukuda, Ryunosuke Iwaoka, Tadashi Ebihara, Koichi Mizutani, Naoto Wakatsuki, Keiichi Zempo

Proceedings of the IEEE 7th Global Conference on Consumer Electronics, 2018

2017

Speech balloon system using single-channel microphone array on see-through head-mounted display.

Keiichi Zempo, Tomoki Kurahashi, Koichi Mizutani, Naoto Wakatsuki

Proceedings of the SIGGRAPH Asia 2017 Posters, Bangkok, Thailand, November 27 - 30, 2017, 2017

The Alteration of Gustatory Sense by Virtual Chromatic Transition of Food Items.

Yuto Sugita, Keiichi Zempo, Koichi Mizutani, Naoto Wakatsuki

Proceedings of the Entertainment Computing - ICEC 2017, 2017

Estimation of the direction of radio frequency beacon using radio attenuation via human head.

Hikaru Uchida, Satoki Ogiso, Keiichi Zempo, Koichi Mizutani, Naoto Wakatsuki

Proceedings of the IEEE 6th Global Conference on Consumer Electronics, 2017

Disposition of captioning interface using see-through head-mounted display for conversation support.

Tomoki Kurahashi, Kazuki Suemitsu, Keiichi Zempo, Koichi Mizutani, Naoto Wakatsuki

Proceedings of the IEEE 6th Global Conference on Consumer Electronics, 2017

The effect of fluctuation to auditory lateralization on stereophonic presentation using a pair of sound from ultrasound.

Ryunosuke Iwaoka, Masataka Moriga, Keiichi Zempo, Makoto Ito, Masayuki Kawamoto, Koichi Mizutani, Naoto Wakatsuki

Proceedings of the IEEE 6th Global Conference on Consumer Electronics, 2017

2016

Effect of parameters of phase-modulated M-sequence signal on direction-of-arrival and localization error.

Satoki Ogiso, Takuji Kawagishi, Koichi Mizutani, Naoto Wakatsuki, Keiichi Zempo

Proceedings of the International Conference on Indoor Positioning and Indoor Navigation, 2016

Lung volume estimation for thoracic respiration via chest size deviation measurement.

Yuji Sano, Koichi Mizutani, Keiichi Zempo, Naoto Wakatsuki

Proceedings of the IEEE 5th Global Conference on Consumer Electronics, 2016

Auditory lateralization steering independent of loudspeaker position using sound from ultrasound.

Masataka Moriga, Keiichi Zempo, Koichi Mizutani, Naoto Wakatsuki, Masayuki Kawamoto

Proceedings of the IEEE 5th Global Conference on Consumer Electronics, 2016

2015

Measurement of the distance difference of acoustic beacons using direct conversion receiver.

Keiichi Zempo, Satoki Ogiso, Koichi Mizutani, Naoto Wakatsuki

Proceedings of the IEEE 4th Global Conference on Consumer Electronics, 2015

Small sound extraction using virtual counter sound source method in loud noise environment.

Keiichi Zempo, Yukino Hirai, Takuto Sakai, Koichi Mizutani, Naoto Wakatsuki, Hiroshi Yoshinaga

Proceedings of the IEEE 4th Global Conference on Consumer Electronics, 2015

Caption support system for complementary dialogical information using see-through head mounted display.

Kazuki Suemitsu, Keiichi Zempo, Koichi Mizutani, Naoto Wakatsuki

Proceedings of the IEEE 4th Global Conference on Consumer Electronics, 2015

Measurement of the differential transfer function between bone-conduction and air-conduction for sound localization.

Satoki Ogiso, Koichi Mizutani, Keiichi Zempo, Naoto Wakatsuki

Proceedings of the IEEE 4th Global Conference on Consumer Electronics, 2015

Localization of acoustic marker in inside environments based on the level difference between a pair of microphones.

Rihito Muto, Koichi Mizutani, Naoto Wakatsuki, Keiichi Zempo

Proceedings of the IEEE 4th Global Conference on Consumer Electronics, 2015

2014

Privacy-conscious detection of roll-over based on thermography measurement.

Keiichi Zempo, Mizuho Okada, Takehiro Matsumoto, Yoichi Motomura, Hiroshi Sato

Proceedings of the IEEE 3rd Global Conference on Consumer Electronics, 2014

Analysis of sound propagation in human head for bone-conduction headphones using finite element method.

Satoki Ogiso, Koichi Mizutani, Keiichi Zempo, Naoto Wakatsuki

Proceedings of the IEEE 3rd Global Conference on Consumer Electronics, 2014