Koushi Hiraoka
Humanophilic System Group, Kyushu University
Arakawa Laboratory
Second-year doctoral student (D2)
Career
Education
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Department of Information Science and Technology, Graduate School of Information Science and Electrical Engineering, Kyushu University
Doctoral program
April 2025 – Present
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Department of Information Science and Technology, Graduate School of Information Science and Electrical Engineering, Kyushu University
Master’s program
April 2023 – March 2025
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Electrical and Electronic Engineering Course, Department of Engineering, Faculty of Engineering, Ehime University
Bachelor’s degree
April 2019 – March 2023
Publications
Journal Papers
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EdgeVLM as a Privacy Filter: Towards Privacy-Aware Activity Recognition from Wearable Camera Using Image Captions
Koushi Hiraoka, Yugo Nakamura, Yutaka Arakawa
IEEE Access, 2026, January
DOI: 10.1109/ACCESS.2026.3659343.
International Conference
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Exploring Fingertip Interaction Using Surface Acoustic Wave Sensing with a VPU Ring (Demo)
Koushi Hiraoka, Yugo Nakamura, Yutaka Arakawa
Proceedings of the 27th International Conference on Distributed Computing and Networking (ICDCN), 2026, January
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SenStick-EyeMeet: Distributed Multimodal Sensing of Nonverbal Interactions to Augment LLM-Assisted Meeting Understanding (Demo)
Toshiki Hayashida, Koushi Hiraoka, Isshin Nakao, Yugo Nakamura, Yutaka Arakawa
Proceedings of the 27th International Conference on Distributed Computing and Networking (ICDCN), 2026, January
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Exploring Edge Vision-Language Model for Privacy-Aware Activity Recognition
Koushi Hiraoka, Yugo Nakamura, Yutaka Arakawa
International Symposium on Nonlinear Theory and Its Applications (NOLTA), 2025, November
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Exploring Trade-offs in Privacy-Aware Activity Recognition with Small Wearable Cameras
Koushi Hiraoka, Yugo Nakamura, Yutaka Arakawa
International Conference on Human-Computer Interaction (HCII), 2025, May
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WiLearn: Design and Implementation of a Microlearning System that Utilizes a Captive Portal of Wi-Fi
Koushi Hiraoka, Shuta Matsuo, Yugo Nakamura, Yutaka Arakawa
International Conference on Mobile Computing and Ubiquitous Networking (ICMU), 2023, November
DOI: 10.23919/ICMU58504.2023.10412210.