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J-GLOBAL ID：200901093099178422   Update date: Apr. 22, 2024

Nagai Takehiro

ナガイ タケヒロ | Nagai Takehiro
Affiliation and department：
Tokyo Institute of Technology School of Engineering

About Tokyo Institute of Technology School of Engineering


Job title： Associate Professor
Homepage URL  (1)： https://sites.google.com/view/tokyotech-ice-nagailab/
Research field  (3)： Experimental psychology ,  Cognitive sciences ,  Sensitivity (kansei) informatics
Research keywords  (5)： Affective Engineering ,  Material perception ,  Color vision ,  Visual information processing ,  Psychophysics
Research theme for competitive and other funds  (15)：
  • 2023 - 2027 照明の「演質感性」指標の確立 -感性再現に至適な照明設計技術へ向けて-
  • 2023 - 2025 深層学習と脳波から見る感性的質感生起における物質的質感の役割
  • 2021 - 2024 色弱者の色知覚と感性認知の多面的研究:視覚的印象を考慮する画像強調技術の開拓
  • 2022 - 2024 高次質感認知への色の寄与:色覚異常の感性に調和する色デザイン手法の開発
  • 2021 - 2023 心理物理学・生理学的時間特性に基づく物質的/感性的質感間の階層構造モデリング
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Papers (38)：
  • Hiroaki Kiyokawa, Takehiro Nagai, Yasuki Yamauchi, Juno Kim. The perception of translucency from surface gloss. Vision Research. 2023. 205. 108140-108140
  • Yuyang Cai, Hiroaki Kiyokawa, Takehiro Nagai, Leyla Haghzare, Matthew Arnison, Juno Kim. Effects of specular roughness on the perception of colour and opacity. Journal of the Optical Society of America A. 2023. 40. 3. A220-A229
  • Hiroki Nohira, Takehiro Nagai. Texture statistics involved in specular highlight exclusion for object lightness perception. Journal of Vision. 2023. 23. 3:1. 1-23
  • Kazuto Koizumi, Takehiro Nagai. The dominating impacts of Helmholtz-Kohlrausch effect on color-induced glossiness enhancement. Journal of Vision. 2023. 23. 1:11. 1-19
  • Takehiro Nagai, Takuya Okada, Ken Nishino, Natsuko Okiyama. Impact of local luminance contrast on facial skin lightness perception: A psychophysical reverse correlation study using sub-band contrast modulation noise. Vision Research. 2022. 196. 108028. 1-23
ｍore...
MISC (38)：
  • Hiroaki Kiyokawa, Tomonori Tashiro, Yasuki Yamauchi, Takehiro Nagai. Perceived Glossiness Based on Low-Luminance Specular Components Can Be Increased by Enhancing Luminance Edge Contrasts. I-PERCEPTION. 2019. 10. 160-160
  • Hiroaki Kiyokawa, Tomonori Tashiro, Yuki Kawashima, Yasuki Yamauchi, Takehiro Nagai. Glossiness Perception not Depending on Specular Highlights-Impacts of Luminance Edges. I-PERCEPTION. 2017. 8. 48-49
  • Yusuke Tani, Ryo Nishijima, Takehiro Nagai, Kowa Koida, Michiteru Kitazaki, Shigeki Nakauchi. The difference of visual ability between experts and novices in visual art. I-PERCEPTION. 2014. 5. 4. 300-300
  • Shohei Ueda, Yusuke Tani, Takehiro Nagai, Kowa Koida, Shigeki Nakauchi, Michiteru Kitazaki. Effect of object motion on perceiving a thick transparent object. I-PERCEPTION. 2014. 5. 4. 269-269
  • Takehiro Nagai, Shigeyuki Kaneko, Yuki Kawashima, Yasuki Yamauchi. Recognition of illumination and object color changes on an object with specular reflection components. I-PERCEPTION. 2014. 5. 4. 315-315
ｍore...
Books (4)：
  • 感覚知覚の心理学
    朝倉書店 2023 ISBN:9784254520347
  • 図説視覚の事典
    朝倉書店 2022 ISBN:9784254102949
  • 有斐閣現代心理学辞典
    有斐閣 2021 ISBN:9784641002661
  • 感覚・知覚実験法(講座 感覚・知覚の科学5)
    朝倉書店 2008 ISBN:9784254106350
Lectures and oral presentations  (59)：
  • Contrast sensitivity functions measured on luminance-variegated background
    (OSA Fall Vision Meeting 2018 2018)
  • Effects of specular highlight on color constancy are not entirely caused by low-level image features
    (OSA Fall Vision Meeting 2018 2018)
  • Chromatic selectivity of collinear facilitation
    (OSA Fall Vision Meeting 2018 2018)
  • Image cues for glossiness perception obtained from low luminance specular reflection components
    (41st European Conference on Visual Perception 2018)
  • Influences of L/M cone number ratio on luminance detection characteristics
    (The 14th Asia-Pacific Conference on VISION (APCV 2018) 2018)
ｍore...
Education (2)：
  • 2002 - 2007 Tokyo Institute of Technology Interdisciplinary Graduate School of Science and Engineering Department of Information Processing
  • 1998 - 2002 Tokyo Institute of Technology Faculty of Engineering Department of Electrical and Electronic Engineering
Professional career (1)：
  • Doctor of Engineering (Tokyo Institute of Technology)
Work history (4)：
  • 2018/04 - 現在 Tokyo University of Technology Associate Professor
  • 2013/04 - 2018/03 Yamagata University Associate Professor
  • 2009/04 - 2013/03 Toyohashi University of Technology Assistant Professor
  • 2007/04 - 2009/03 University of California, San Diego Department of Psychology Postdoctoral Scholar
Committee career (16)：
  • 2022/04 - 現在 日本照明工業会 CIE第1部会国内小委員会委員
  • 2022/04 - 現在 日本光学会 Optical Review Topical Editor
  • 2021/06 - 現在 日本色彩学会 日本色彩学会誌 編集委員
  • 2020/04 - 現在 日本色彩学会 関東支部 代議員
  • 2020/04 - 現在 日本照明学会 質感と照明に関する研究調査委員会 幹事
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Awards (15)：
  • 2022/11 - 映像情報メディア学会ヒューマンインフォメーション研究会 ベストプレゼンテーション賞
  • 2022/06 - 日本色彩学会 第53回全国大会発表奨励賞
  • 2022/01 - 日本視覚学会 2022年冬季大会ベストプレゼンテーション賞
  • 2021/11 - 日本色彩学会 研究会大会発表奨励賞
  • 2021/06 - 日本色彩学会 第52回全国大会発表奨励賞
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Association Membership(s) (6)：
照明学会 ,  JAPAN SOCIETY OF KANSEI ENGINEERING ,  THE COLOR SCIENCE ASSOCIATION OF JAPAN ,  日本視覚学会 ,  International Colour Vision Society ,  Vision Sciences Society
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