KEIJI UCHIKAWA

ウチカワケイジ | KEIJI UCHIKAWA

Affiliation and department：

Research field (3)： Ophthalmology , Sensitivity (kansei) informatics , Experimental psychology

Research keywords (6)： Color vision , PsychoPhysics , Visual information processing , Material perception , Visual attention , Colorimetry

Research theme for competitive and other funds (27)：

2018 - 2023 周辺視野の知覚特性を利用した広角視覚像の効率的な生成及び転送手法に関する研究
2017 - 2023 変角光学的要因に基づく「本物らしさ」の質感知覚の解明
2019 - 2022 Revealing color constancy mechanism with a new animal experiment executed in controlled visual environmental conditions in the developmental process
2017 - 2020 Quantification of integrated material perception for real object appearance and constructing its perceptual model based on optical features
2015 - 2017 Particular characteristic of gold perception in cortical processing pathway revealed by psychophysical and cortical functional imaging methods

2010 - 2016 Integrative studies of neural mechanisms and advanced information technologies for perception of material and surface qualities

2013 - 2016 Approach in Physiological optics and psychophysics to reveal universal color vision mechanism compensating for individual difference in the cone number ratio in the retina

2010 - 2015 Psychophysical analysis of visual, auditory and tactile information for material recognition

2011 - 2012 Role of memory process for encoding and decoding of chromatic information in the categorization of color perception

2010 - 2012 Effects of surface material perception on color appearance

2010 - 2012 Roleofchro maticinformationcontributing totheperceptionofmotion

2010 - 2010 条件等色によらない色再現の視覚的クオリア

2006 - 2007 Measurements of individual color matching functions to solve the discrepancy in color appearance among color display devices

2002 - 2003 Quantitative Analysis of Individual Differences in Visual Attention Properties

1999 - 2000 Quantitative Measurement of Sensitivity in Peripheral Visual field

1991 - 1991 光源色と表面色モ-ドによる色の見えの不一致性の定量化

1988 - 1988 視覚系にゆける色、輝度応答の時空間伝達メカニズムの解明

1987 - 1988 Color appearance of light-source and surface color stimuli measured by the psychophysical experiment.

1987 - 1987 色の記憶マスキング法による視覚中枢系の基本色応答の解明

1985 - 1986 FACTORS IN PHSIOLOGICAL OPTICS ON VISUAL FATIGUE IN DISPLAY WORK

1984 - 1984 色弁別能に基づく色の有効視野

Categorical Color Perception

Visual Attention and Sensitivity

Surface Color Perception

カテゴリカル色知覚

視覚的注意と感度

表面色知覚に関する研究

Show all

Papers (108)：

Takuma Morimoto, Yasuki Yamauchi, Keiji Uchikawa. Invariant categorical color regions across illuminant change coincide with focal colors. Journal of Vision. 2023. 23. 2. 7-7
Takuma Morimoto, Ai Numata, Kazuho Fukuda, Keiji Uchikawa. Luminosity thresholds of colored surfaces are determined by their upper-limit luminances empirically internalized in the visual system. Journal of Vision. 2021. 21. 13. 3-3
Takuma Morimoto, Takahiro Kusuyama, Kazuho Fukuda, Keiji Uchikawa. Human color constancy based on the geometry of color distributions. Journal of Vision. 2021. 21. 7. 1-28
Takuma Morimoto, Kazuho Fukuda, Keiji Uchikawa. Explaining #theShoe based on the optimal color hypothesis: The role of chromaticity vs. luminance distribution in an ambiguous image. Vision Research. 2021. 178. 117-123
Hyejin Han, Keiji Uchikawa. Skin-color perception of morphed face images. Journal of the Optical Society of America A. 2020. 37. 4. A217-A225

ｍore...

MISC (541)：

Validation of the optimal color model for illuminant estimation using spectral data in natural environment. 2017. 117. 73. 151-154
Validation of the optimal color model for illuminant estimation using spectral data in natural environment. 2017. 41. 16. 151-154
Clarification of Specific Image Characteristics Correlated with Visibility of Local Density Unevenness. 2017. 56. 5. 456-465
栗木一郎, LANGE Ryan, 武藤ゆみ子, BROWN Angela M, 福田一帆, 徳永留美, LINDSEY Delwin T, 内川惠二, 塩入諭. k-平均法による日本語話者の色カテゴリー領域と個人差類型の導出. Meeting of Federation of Imaging Societies (CD-ROM). 2017. 4th. ROMBUNNO.1A07
SAIKA Makoto, SATOH Takuji, YOSHIDA Keisuke, YAMADA Mitsuharu, UCHIKAWA Keiji. Development and Application of a Hyperspectral Two-Dimensional Display. ITE Technical Report. 2016. 40. 13. 17-20

ｍore...

Books (22)：

光学・眼鏡(分担)
医学書院 2018
視能検査学(分担)
医学書院 2018
光の教科書(分担)
オプトロニクス 2016
光学技術の事典(分担)
朝倉書店 2014
映像情報メディア工学大事典基礎編(分担)
株式会社オーム社 2010

ｍore...

Lectures and oral presentations (165)：

単眼内と両眼間色マスキングによる色方向依存性の比較から推測される高次色チャンネル特性
(日本視覚学会2010年冬季大会 2010)
運動による色誘導効果における視覚的注意の影響
(日本視覚学会2010年冬季大会 2010)
検出閾下の視覚刺激がおよぼすサッカード誘導への影響
(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 2010)
顔表情に対して随伴色残効は生起するか?
(日本視覚学会2010年夏季大会 2010)
両眼視差の有無が実物体の色恒常性の成立度合いに与える影響
(日本視覚学会2010年夏季大会 2010)

ｍore...

Education (4)：

1977 - 1980 Tokyo Institute of Technology Interdisciplinary Graduate School of Science and Engineering Department of Information Processing
1974 - 1977 Tokyo Institute of Technology Interdisciplinary Graduate School of Science and Engineering Department of Information Processing
1975 - 1976 Keele University, UK Department of Communication and Neuroscience
1970 - 1974 Tokyo Institute of Technology School of Engineering Department of Electric Physics

Professional career (3)：

Doctor of Engineering
Master of Engineering
工学学士 (東京工業大学)

Work history (11)：

2021/04 - 現在 Kanagawa Institute of Technology Human Media Research Center Guest Fellow
2016/04 - 現在 Tokyo Institute of Technology Professor Emeritus
2020/04 - 2021/03 Kanagawa Institute of Technology Human Media Research Center Guest Professor
2017/04 - 2020/03 Kanagawa Institute of Technology Human Media Researchers Center Research Fellow
2016/04 - 2018/03 Kanagawa University Faculty of Human Sciences

Show all

Committee career (8)：

1998 - 2000 応用物理学会理事
1998 - 照明学会東京支部評議員
1998 - 日本視覚学会会長
1995 - 日本眼光学学会理事
1988 - 1989 日本光学会(応用物理学会) 常任幹事

Show all

Awards (5)：

2012/02 - 日本印刷学会日本印刷学会論文賞
2007/07 - 日本視覚学会日本視覚学会論文賞
1998/07 - 照明学会照明学会論文賞
1987 - 応用物理学会応用物理学会光学論文賞
1985 - 照明学会照明学会研究奨励賞

Association Membership(s) (10)：

Vison Sciences Society , Optical Society of America , Vison Sciences Society , Optical Society of America , 日本眼光学学会 , 日本色彩学会 , 照明学会 , 応用物理学会 , 日本光学会(応用物理学会) , 日本視覚学会

※ Researcher’s information displayed in J-GLOBAL is based on the information registered in researchmap. For details, see here.

Return to Previous Page