MASAI KATSUTOSHI
Organization
Faculty of Information Science and Electrical Engineering Department of Advanced Information Technology Assistant Professor
School of Engineering Department of Electrical Engineering and Computer Science（Concurrent）
Graduate School of Information Science and Electrical Engineering Department of Information Science and Technology（Concurrent）
Title
Assistant Professor
Contact information
Tel
09063705657
Profile
"Wearable facial expression recognition using light sensors"
"Exploring methods for facilitating communication in VR"
"HCI/VR technologies for supporting the acquisition of sports skills"
Homepage
External link
Degree
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Ph.D in Engineering
Research Interests・Research Keywords
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Research theme：- Wearable facial expression recognition system using optical sensor array - VR/IoT sports support system
Keyword：Human Computer Interaction, Affective Computing, Wearable Computing
Research period： 2023.6 - 2025.12
Awards
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第19回日本バーチャルリアリティ学会論文賞
2017.9 バーチャルリアリティ学会 正井克俊，杉浦裕太，尾形正泰，クンツェ カイ，稲見昌彦，杉本麻樹「AffectiveWear: 装着者の日常的な表情を認識する眼鏡型装置」（論文誌，Vol.21, No.2 pp.-385-394，2016)
Papers
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Seamless Avatar Expression Transfer: Merging Camera and Smart Eyewear Embedded with Photo-Reflective Sensor Technologies
Masai Katsutoshi
2024.3
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顔の自己類似度が AI エージェントの印象に与える影響の解析 Reviewed
@丹羽将康， 正井克俊， @吉田成朗， @杉本麻樹
情報処理学会論文誌 2024.1
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Masai, K
2024 IEEE CONFERENCE ON VIRTUAL REALITY AND 3D USER INTERFACES ABSTRACTS AND WORKSHOPS, VRW 2024 591 - 593 2024 （ ISBN:979-8-3503-7450-6 ）
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Fumihiko Nakamura, Masaaki Murakami, Katsuhiro Suzuki, Masaaki Fukuoka, Katsutoshi Masai, Maki Sugimoto
IEEE Transactions on Visualization and Computer Graphics 29 ( 10 ) 4124 - 4139 2023.10 （ ISSN:1941-0506 ）
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Masayasu Niwa, Katsutoshi Masai, Shigeo Yoshida, Maki Sugimoto
Proceedings of the Augmented Humans International Conference 2023(AHs) 221 - 230 2023.3 （ ISBN:9781450399845 ）
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Masktrap: Designing and Identifying Gestures to Transform Mask Strap into an Input Interface.
Takumi Yamamoto, Katsutoshi Masai, Anusha Withana, Yuta Sugiura
Proceedings of the 28th International Conference on Intelligent User Interfaces(IUI) 762 - 775 2023.3 （ ISBN:9798400701061 ）
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Unobtrusive Refractive Power Monitoring: Using EOG to Detect Blurred Vision.
Xin Wei, Huakun Liu, Monica Perusquía-Hernández, Katsutoshi Masai, Naoya Isoyama, Hideaki Uchiyama, Kiyoshi Kiyokawa
EMBC 1 - 7 2023 （ ISSN:1557-170X ISBN:979-8-3503-2447-1 eISSN:1558-4615 ）
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Koki Kawamura, Shunichi Kasahara, Masaaki Fukuoka, Katsutoshi Masai, Ryota Kondo, Maki Sugimoto
SIGGRAPH Emerging Technologies 18 - 2 2023 （ ISBN:9798400701542 ）
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Yuhi Tani, Akemi Kobayashi, Katsutoshi Masai, Takehiro Fukuda, Maki Sugimoto, Toshitaka Kimura
IEEE Conference on Virtual Reality and 3D User Interfaces Abstracts and Workshops(VRW) 775 - 776 2023 （ ISBN:9798350348392 ）
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Consistent Smile Intensity Estimation from Wearable Optical Sensors.
Katsutoshi Masai, Monica Perusquía-Hernández, Maki Sugimoto, Shiro Kumano, Toshitaka Kimura
10th International Conference on Affective Computing and Intelligent Interaction(ACII) 1 - 8 2022.9 （ ISBN:9781665459082 ）
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AnkleSens: Foot Posture Prediction Using Photo Reflective Sensors on Ankle.
Kosuke Kikui, Katsutoshi Masai, Tomoya Sasaki, Masahiko Inami, Maki Sugimoto
IEEE Access 10 33111 - 33122 2022.3
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Motoyasu Masui, Yoshinari Takegawa, Yutaka Tokuda, Yuta Sugiura, Katsutoshi Masai, Keiji Hirata 0001
Human-Computer Interaction. Technological Innovation - Thematic Area 63 ( 2 ) 66 - 80 2022.2 （ ISSN:1882-7764 ISBN:9783031054082, 9783031054099 ）
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Katsutoshi Masai, Takuma Kajiyama, Tadashi Muramatsu, Maki Sugimoto, Toshitaka Kimura
2022 IEEE International Symposium on Mixed and Augmented Reality Adjunct (ISMAR-Adjunct) 845 - 849 2022 （ ISBN:9781665453653 ）
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PerformEyebrow: Design and Implementation of an Artificial Eyebrow Device Enabling Augmented Facial Expression.
Motoyasu Masui, Yoshinari Takegawa, Nonoka Nitta, Yutaka Tokuda, Yuta Sugiura, Katsutoshi Masai, Keiji Hirata 0001
Human-Computer Interaction. Design and User Experience Case Studies - Thematic Area 12764 LNCS 584 - 597 2021.7
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Digital Full-Face Mask Display with Expression Recognition using Embedded Photo Reflective Sensor Arrays
Yoshinari Takegawa, Yutaka Tokuda, Akino Umezawa, Katsuhiro Suzuki, Katsutoshi Masai, Yuta Sugiura, Maki Sugimoto, Diego Martinez Plasencia, Sriram Subramanian, Keiji Hirata
2020 IEEE International Symposium on Mixed and Augmented Reality (ISMAR) 2020.11
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Face Commands - User-Defined Facial Gestures for Smart Glasses.
Katsutoshi Masai, Kai Kunze, Daisuke Sakamoto, Yuta Sugiura, Maki Sugimoto
2020 IEEE International Symposium on Mixed and Augmented Reality(ISMAR) 374 - 386 2020.10
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Eye-based Interaction Using Embedded Optical Sensors on an Eyewear Device for Facial Expression Recognition.
Katsutoshi Masai, Kai Kunze, Maki Sugimoto
Proceedings of the Augmented Humans International Conference(AHs) 1 - 10 2020.3
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Classification of Spontaneous and Posed Smiles by Photo-reflective Sensors Embedded with Smart Eyewear.
Chisa Saito, Katsutoshi Masai, Maki Sugimoto
TEI '20: Fourteenth International Conference on Tangible, Embedded, and Embodied Interaction(TEI) 45 - 52 2020.2
Presentations
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Koki Kawamura, Shunichi Kasahara, Masaaki Fukuoka, Katsutoshi Masai, Ryota Kondo, Maki Sugimoto International conference
@Koki Kawamura, @Shunichi Kasahara, @Masaaki Fukuoka, Katsutoshi Masai, @Ryota Kondo, @Maki Sugimoto
ACM SIGGRAPH 2023 Emerging Technologies 2023.7
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Seamless Avatar Expression Transfer: Merging Camera and Smart Eyewear Embedded with Photo-Reflective Sensor Technologies International conference
Katsutoshi Masai
IEEE VR 2024.3
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Unobtrusive Refractive Power Monitoring: Using EOG to Detect Blurred Visio International conference
Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC) Copy Persistent Link Browse Title List Sign up for Conference Alerts 2023.7
MISC
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光学透過型HMDを用いたAR-SSVEPにおける背景と奥行きの影響の検討
坪地航己, 小林明美, 小林明美, 正井克俊, 正井克俊, 杉本麻樹, 木村聡貴, 木村聡貴
日本バーチャルリアリティ学会大会論文集(CD-ROM) 27th 2022 （ ISSN:1349-5062 ）
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Gesture Definition for Turning Mask Strings into Input Interface and Prototyping
山本匠, 正井克俊, WITHANA Anusha, 杉浦裕太
情報処理学会研究報告(Web) 2022 ( EC-65 ) 2022
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バーチャル環境を用いた野球打撃の認知運動スキルの評価
谷湧日, 小林明美, 小林明美, 福田岳洋, 正井克俊, 正井克俊, 杉本麻樹, 木村聡貴, 木村聡貴
日本バーチャルリアリティ学会大会論文集(CD-ROM) 27th 2022 （ ISSN:1349-5062 ）
Industrial property rights
| Patent | Number of applications: 1 | Number of registrations: 0 |
| Utility model | Number of applications: 0 | Number of registrations: 0 |
| Design | Number of applications: 0 | Number of registrations: 0 |
| Trademark | Number of applications: 0 | Number of registrations: 0 |
Professional Memberships
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IEEE
Academic Activities
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program committee member International contribution
the 25th ACM International Conference on Multimodal Interaction (ICMI 2023) （ Paris, France on October 9-13, 2023. France ） 2024.10
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program committee member International contribution
ACM TEI 2024 （ Cork, Ireland Ireland ） 2024.2
Research Projects
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装着型装置を用いた日常における自然な表情計測技術の構築
Grant number：18J12580 2018 - 2019
日本学術振興会 科学研究費助成事業 基盤研究(C)
Grant type：Scientific research funding
Class subject
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データサイエンス発展Ⅰ～Ⅱ
2024.10 - 2025.3 Second semester
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プログラミング演習(P)
2024.6 - 2024.8 Summer quarter
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データサイエンス実践Ⅰ～Ⅳ
2024.4 - 2024.9 First semester
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プログラミング演習(P)
2024.6 - 2024.8 Summer quarter
FD Participation
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2023.11 Role：Participation Title：【シス情FD】企業等との共同研究の実施増加に向けて
Organizer：[Undergraduate school/graduate school/graduate faculty]
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2023.10 Role：Participation Title：【シス情FD】価値創造型半導体人材育成センターについて
Organizer：[Undergraduate school/graduate school/graduate faculty]
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2023.7 Role：Participation Title：【シス情FD】若手教員の研究紹介⑨
Organizer：[Undergraduate school/graduate school/graduate faculty]
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2023.6 Role：Participation Title：【シス情FD】SBRC、QRECの活動ご紹介
Organizer：[Undergraduate school/graduate school/graduate faculty]
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2023.5 Role：Participation Title：【シス情FD】農学研究院で進めているDX教育について
Organizer：[Undergraduate school/graduate school/graduate faculty]
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2023.4 Role：Participation Title：令和５年度 第１回全学ＦＤ（新任教員の研修）The 1st All-University FD (training for new faculty members) in FY2023
Organizer：University-wide
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2023.4 Role：Participation Title：令和５年度 第１回全学ＦＤ（新任教員の研修）The 1st All-University FD (training for new faculty members) in FY2023
Organizer：University-wide
Visiting, concurrent, or part-time lecturers at other universities, institutions, etc.
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2024 慶應義塾大学情報理工学科 Classification:Affiliate faculty Domestic/International Classification:Japan
Semester, Day Time or Duration：通年
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2023 慶應義塾大学情報理工学科 Classification:Affiliate faculty Domestic/International Classification:Japan
Semester, Day Time or Duration：通年
Travel Abroad
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2015.12 - 2016.2
Staying countory name 1：Australia Staying institution name 1：University of South Australia