International conference presentations (refereed)

• 1. Takehiro Nagai, Hiroaki Kiyokawa, Stephen Palmisano, & Juno Kim: Towards a psychophysically plausible simulation of translucent appearance. SIGGRAPH Asia 2023, New South Wales, Australia, December 13-15, 2023.

  2. Suzuha Horiuchi, & Takehiro Nagai: Spillover effects of color discrimination training on color category boundaries and color appearance. 2023 OSA Fall Vision Meeting, Washington, U.S.A., October 7, 2023. Journal of Vision, 23(15):53, 2023.

  3. Minwoo Son, & Takehiro Nagai: Luminance and chromaticity discrimination sensitivities following a sudden decrease in background luminance. 2023 OSA Fall Vision Meeting, Washington, U.S.A., October 7, 2023. Journal of Vision, 23(15):56, 2023.

  4. Mizuki Takanashi, & Takehiro Nagai: Image features involved in translucency enhancement by chromaticity information. 2023 OSA Fall Vision Meeting, Washington, U.S.A., October 7, 2023. Journal of Vision, 23(15):57, 2023.

  5. Kazuto Koizumi, Yuma Watanabe, & Takehiro Nagai: What factors determine the effects of color on perceived gloss? -Helmholtz-Kohlrausch effect vs highlight-shading color contrast-. Vision Sciences Society 2021 Annual Meeting, Online, May 24, 2021.  Journal of Vision, 21(9):2061, 2021.

  6. Hiroki Nohira, & Takehiro Nagai: Effects of the surface-undulation spatial frequency on perceptual highlight removal for lightness perception. Vision Sciences Society 2021 Annual Meeting, Online, May 24, 2021.  Journal of Vision, 21(9):2144, 2021.

  7. Hiroaki Kiyokawa, Tomonori Tashiro, Yasuki Yamauchi, & Takehiro Nagai: Manipulation of glossiness perception by contrast enhancement of high spatial frequency components. Vision Sciences Society 2020 Annual Meeting, Florida, U.S.A., May 15-20, 2020. Journal of Vision, 20(11):364, 2020.

  8. Tomonori Tashiro, Yuto Nakamura, Yuta Terashima, Syori Yamada, Takehiro Nagai, & Yasuki Yamauchi: Towards consistent color appearance - evaluation of closeness of color images with a trendline -. The 5th Asia Color Association Conference, Aichi, Japan, November 30 – December 1, 2019. 

  9. Yasuki Yamauchi, Tomonori Tashiro, Yuki Kawashima, Atsushi Konno, Kunihiro Hatakeyama, Takehiro Nagai: Do color matching functions explain individual differences in color appearance? AIC 2019 Midterm Meeting: Color and Landscape, Buenos Aires, Argentina, October 14, 2019. 

  10. Hiroaki Kiyokawa, Tomonori Tashiro, Yasuki Yamauchi, Takehiro Nagai. Perceived glossiness based on low-luminance specular components can be increased by enhancing luminance edge contrasts. The 15th Asia-Pacific Conference on Vision (APCV 2019), Osaka, Japan, July 31, 2019.  APCV 2019 abstracts, 139, 2019.

  11. Ryotaro Maki, Tomonori Tashiro, Yasuki Yamauchi, Takehiro Nagai: Perceptual dynamics for diffuse-specular spatial congruence in gloss perception. The 15th Asia-Pacific Conference on Vision (APCV 2019), Osaka, Japan, July 31, 2019.  APCV 2019 abstracts, 139, 2019.

  12. Ryoto Seno, Tomonori Tashiro, Yasuki Yamauchi, Takehiro Nagai: Relationship between image statistics and psychophysical dynamics of perception of various surface qualities. The 15th Asia-Pacific Conference on Vision (APCV 2019), Osaka, Japan, July 31, 2019.   APCV 2019 abstracts, 140, 2019.

  13. Kenji Kagitani, Takehiro Nagai, Tomohisa Matsumoto, Keiji Uchikawa: Estimation of difference in unified material-appearance yielded by color and gloss of a surface. The 15th Asia-Pacific Conference on Vision (APCV 2019), Osaka, Japan, July 29, 2019.   APCV 2019 abstracts, 139, 2019.  APCV 2019 abstracts, 140, 2019.

  14. Kana Kakuta, Tomonori Tashiro, Yasuki Yamauchi, Takehiro Nagai. Color adaptation to temporal color modulations along complicated loci in the chromaticity-luminance plane. The 15th Asia-Pacific Conference on Vision (APCV 2019), Osaka, Japan, July 31, 2019.   APCV 2019 abstracts, 142, 2019.

  15. Yuken Ito, Sato Tomoharu, Tomonori Tashiro, Yasuki Yamauchi, Takehiro Nagai: Sensitivity to different levels of supra-threshold color difference. The 15th Asia-Pacific Conference on Vision (APCV 2019), Osaka, Japan, July 31, 2019.   APCV 2019 abstracts, 142, 2019.

  16. Misaki Hayasaka, Takehiro Nagai, Tomoharu Sato, Tomonori Tashiro, Yasuki Yamauchi, Ichiro Kuriki: Contrast sensitivity functions measured under different dynamic range widths. The 15th Asia-Pacific Conference on Vision (APCV 2019), Osaka, Japan, July 29, 2019.   APCV 2019 abstracts, 29-30, 2019.

  17. Takehiro Nagai, Kana Kakuta, Tomonori Tashiro, & Yasuki Yamauchi: Color contrast adaptation to temporal variations on complex luminance-chromaticity loci. The 25th symposium of the International Colour Vision Society, Riga, Latvia, July 6, 2019.  ICVS 2019 Abstract book, 92, 2019.

  18. Tomoharu Sato, Takehiro Nagai, & Ichiro Kuriki: Hue selectivity of collinear facilitation with and without luminance noise. The 25th symposium of the International Colour Vision Society, Riga, Latvia, July 6, 2019.  ICVS 2019 Abstract book, 81, 2019.

  19. Tomonori Tashiro, Takehiro Nagai, & Yasuki Yamauchi: Effect of macular pigment density on brightness perception of colored light. The 4th Asia Color Association Conference, Chiang Mai, Thailand, December 6, 2018. 

  20. Shoko Isawa, Tomonori Tashiro, Takehiro Nagai, & Yasuki Yamauchi: Whiteness enhancement using the watercolor effect. The 4th Asia Color Association Conference, Chiang Mai, Thailand, December 6, 2018. 

  21. Naoto Watanabe, Tomonori Tashiro, Takehiro Nagai, & Yasuki Yamauchi: Influence of chromaticity of illumination on impression of a living room. The 4th Asia Color Association Conference, Chiang Mai, Thailand, December 6, 2018. 

  22. Atsushi Konno, Tomonori Tashiro, Takehiro Nagai, & Yasuki Yamauchi: Effects of the wavelength of the primary for the metameric color matching. The 4th Asia Color Association Conference, Chiang Mai, Thailand, December 7, 2018. 

  23. Takehiro Nagai, Tomokazu Ishikawa, Tomonori Tashiro, & Yasuki Yamauchi: Effects of specular highlight on color constancy are not entirely caused by low-level image features. 2018 OSA Fall Vision Meeting, Nevada, U.S.A., September 22, 2018. 

  24. Misaki Hayasaka, Takehiro Nagai, Tomoharu Sato, Tomonori Tashiro, Yasuki Yamauchi, & Ichiro Kuriki: Contrast sensitivity functions measured on luminance-variegated background. 2018 OSA Fall Vision Meeting, Nevada, U.S.A., September 23, 2018. 

  25. Tomoharu Sato, Takehiro Nagai, & Ichiro Kuriki: Chromatic selectivity of colinear facilitation. 2018 OSA Fall Vision Meeting, Nevada, U.S.A., September 23, 2018. 

  26. Hiroaki Kiyokawa, Tomonori Tashiro, Yasuki Yamauchi, Takehiro Nagai: Image cues for glossiness perception obtained from low luminance specular reflection components. 41st European Conference on Visual Perception, Trieste, Italy, August 28, 2018. 

  27. Ryusuke Saito, Takehiro Nagai, Tomonori Tashiro, Yasuki Yamauchi, Keiji Uchikawa: Influences of L/M cone number ratio on luminance detection characteristics. The 14th Asia-Pacific Conference on Vision (APCV 2018), Hangzhou, China, July 16, 2018. 

  28. Yasuki Yamauchi, Yuki Kawashima, Tomonori Tashiro, & Takehiro Nagai: Psychophysical approach for evaluation of OLED panel performance. CIE 2018 Conference on Smart Lighting, Tainan, Taiwan, April 26, 2018. 

  29. Takumi Otsuka, Tomonori Tashiro, Yuki Kawashima, Takehiro Nagai, & Yasuki Yamauchi: Comparison of physiological response between led and OLED during task execution. CIE 2018 Conference on Smart Lighting, Tainan, Taiwan, April 27, 2018. 

  30. Yasuki Yamauchi, Yuki Kawashima, & Takehiro Nagai: Uniformity evaluation metrics for OLED lighting. The 8th Lux Pacifica, Tokyo, Japan, March 6-8, 2018. 

  31. Tomonori Tashiro, Takaaki Suzuki, Yuki Kawashima, Takehiro Nagai, & Yasuki Yamauchi: Simulation of total luminous flux measurement for panel light source using integrating sphere. CIE Midterm Meeting 2017, Jeju, Korea, October 24, 2018. 

  32. Atsushi Konno, Kunihiro Hatakeyama, Yuki Kawashima, Tomonori Tashiro, Takehiro Nagai, & Yasuki Yamauchi: What factors mediate individual differences in color matching? 13th AIC International Congress, Jeju, Korea, October 16-20, 2017. 

  33. Takehiro Nagai, Kyohei Hayashi, Yuki Kawashima, Yasuki Yamauchi, & Shoji Sunaga: Contributions of luminance and S-cone signals to color discrimination and supra-threshold color difference in color-deficient observers. 2017 OSA Fall Vision Meeting, Washington, DC, U.S.A., October 13, 2017. Journal of Vision, 17(15):6-7, 2018.

  34. Yuta Hosaka, Takehiro Nagai, Tomoharu Sato, & Ichiro Kuriki: Impacts of lower- and higher-luminance components on the material perception. 2017 OSA Fall Vision Meeting, Washington, DC, U.S.A., October 13-14, 2017. Journal of Vision, 17(15):43, 2018.

  35. Hiroaki Kiyokawa, Tomonori Tashiro, Yuki Kawashima, Yasuki Yamauchi, & Takehiro Nagai: Glossiness perception not depending on specular highlights −impacts of luminance edges−. The 13th Asia-Pacific Conference on Vision (APCV 2017), Tainan, Taiwan, July 17, 2017. i-Perception, 8(2_suppl), 48-49, 2017.

  36. Yasuki Yamauchi, Yusuke Iida, Yuki Kawashima, & Takehiro Nagai: A novel method to evaluate the closeness of two colors. 2016 OSA Fall Vision Meeting, New York, U.S.A., October 21-23, 2016. Journal of Vision, 17(7):55, 2017.

  37. Kunihiro Hatakeyama, Yuki Kawashima, Takehiro Nagai, & Yasuki Yamauchi: Effects of non-linearity of color matching functions in short wavelength region on metamerism. 2016 OSA Fall Vision Meeting, New York, U.S.A., October 21-23, 2016. Journal of Vision, 17(7), 39, 2017.

  38. Kazutoshi Takahashi, Yuki Kawashima, Takehiro Nagai, & Yasuki Yamauchi: Effects of luminance levels and chromaticities on perception of continuous color shift. 2016 OSA Fall Vision Meeting, New York, U.S.A., October 21-23, 2016. Journal of Vision, 17(7), 50, 2017.

  39. Takehiro Nagai, Ryota Suto, Yosuke Machida, Yuki Kawashima, & Yasuki Yamauchi: Effects of specular highlight on color constancy: appearance setting vs paper setting. Vision Sciences Society 2016 Annual Meeting, Florida, U.S.A., May 13-18, 2016. Journal of Vision, 16(12):639, 2016.

  40. Naozumi Yamada, Yuki Kawashima, Yasuki Yamauchi, & Takehiro Nagai: Effects of stimulus duration on surface quality perception. Vision Sciences Society 2016 Annual Meeting, Florida, U.S.A., May 13-18, 2016. Journal of Vision, 16(12):631, 2016.

  41. Kunihiro Hatakeyama, Tsubasa Kamei, Yuki Kawashima, Takehiro Nagai, & Yasuki Yamauchi: Examination of the color matching function with a narrow-band LED system. 2015 OSA Fall Vision Meeting, October 16-18, 2015. Journal of Vision, 16(4), 39-40, 2016.

  42. Takehiro Nagai, Kazuki Nakayama, Yuki Kawashima, & Yasuki Yamauchi: Contrast adaptation to luminance and brightness modulations. The 23rd symposium of the International Colour Vision Society, Miyagi, Japan, July 4-7, 2015. ICVS 2015 Abstract Book, 90, 2015.

  43. Yasuki Yamauchi, Yuki Kawashima, Keisuke Yatsu, & Takehiro Nagai: Individual differences of macular pigment density and L/M cone ratio of Japanese. The 23rd symposium of the International Colour Vision Society, Miyagi, Japan, July 7, 2015. ICVS 2015 Abstract Book, 55, 2015.

  44. Tomoharu Sato, Takehiro Nagai, Ichiro Kuriki, & Shigeki Nakauchi: Dissociation of neutral chromatic points for color discrimination and color appearance under incomplete chromatic adaptation. The 23rd symposium of the International Colour Vision Society, Miyagi, Japan, July 4-7, 2015. ICVS 2015 Abstract Book, 89, 2015.

  45. Yusuke Iida, Yuki Kawashima, Takehiro Nagai, & Yasuki Yamauchi: A novel metric to evaluate the closeness of the two colours. CIE 28th Session (CIE 2015), Manchester, UK, June 28-July 4, 2015. Proceedings of the 28th Session of the CIE, 1086-1092, 2015.

  46. Yuki Kawashima, Takehiro Nagai, & Yasuki Yamauchi: What factors determine luminance uniformity perception? – towards the evaluation of OLED panels. CIE 28th Session (CIE 2015), Manchester, UK, June 28-July 4, 2015. Proceedings of the 28th Session of the CIE, 923-927, 2015.

  47. Yasuki Yamauchi, Yusuke Iida, Yuki Kawashima, & Takehiro Nagai: A New Metric for evaluating the closeness of two colors. Midterm Meeting of the AIC 2015, Tokyo, Japan, May 19-22, 2015. Proceedings of AIC Midterm Meeting 2015, xxx-xxx (2015).

  48. Taiichiro Ishida, Yasuki Yamauchi, Takehiro Nagai, Hiroyuki Kurimoto, Yuhei Shoji, & Tatsuya Tajima: Evaluation of color appearance under LED and OLED lighting based on the data obtained by a new color category rating method. Midterm Meeting of the AIC 2015, Tokyo, Japan, May 19-22, 2015. Proceedings of AIC Midterm Meeting 2015, 1158-1163 (2015).

  49. Shohei Ueda, Yusuke Tani, Takehiro Nagai, Kowa Koida, Shigeki Nakauchi, & Michiteru Kitazaki: Perception of a thick transparent object is affected by object and background motions but not dependent on the motion speed. Vision Sciences Society 2015 Annual Meeting, Florida, U.S.A., May 18, 2015. Journal of Vision, 15(12):823, 2015.

  50. Yuki Kawashima, Takehiro Nagai, & Yasuki Yamauchi: Uniformity perception for stimulus with luminance gradient. 2014 Optical Society Vision Meeting, October 10-12, 2014. Journal of Vision, 14(15):66, 2014.

  51. Naohiro Morishima, Yasuki Yamauchi, Takehiro Nagai, Taka-aki Suzuki, & Katsunori Okajima: Effects of the bandwidth of the spectrum on the color matching function. The 2nd ASIA Color Association Conference, Taipei, Taiwan, September 4-7, 2014. Proceedings of the 2nd Asia Color Association Conference (ACA2014), 39-42 (2014).

  52. Takehiro Nagai, Shigeyuki Kaneko, Yuki Kawashima, & Yasuki Yamauchi: Recognition of illumination and object color changes on an object with specular reflection components. The 10th Asia-Pacific Conference on Vision (APCV 2014), Kagawa, Japan, July 19-22, 2014. i-Perception, 5, 315, 2014.

  53. Yasuki Yamauchi, Yuhei Shoji, Tatsuya Tajima, Takehiro Nagai, & Taiichiro Ishida: Measurement of color appearance with color category rating method. The 10th Asia-Pacific Conference on Vision (APCV 2014), Kagawa, Japan, July 19-22, 2014. i-Perception, 5, 324, 2014.

  54. Yusuke Tani, Ryo Nishijima, Takehiro Nagai, Kowa Koida, Michiteru Kitazaki, Shigeki Nakauchi: The difference of visual ability between experts and novices in visual art. The 10th Asia-Pacific Conference on Vision (APCV 2014), Kagawa, Japan, July 19-22, 2014. i-Perception, 5, 300, 2014.

  55. Shohei Ueda, Yusuke Tani, Takehiro Nagai, Kowa Koida, Shigeki Nakauchi, Michiteru Kitazaki: Effect of object motion on perceiving a thick transparent object. The 10th Asia-Pacific Conference on Vision (APCV 2014), Kagawa, Japan, July 19-22, 2014. i-Perception, 5, 269, 2014.

  56. Yasuki Yamauchi, Ryoichi Yokoyama, Masakatsu Hirasawa, Yuki Kawashima, Takehiro Nagai, & Taiichiro Ishida: Do OLEDs and LEDs illuminations give the same impressions on space? –international survey–. CIE 2014 "Lighting Quality and Energy Efficiency", Kuala Lumpur, Malaysia April 23, 2014. Proceedings of CIE 2014 "Lighting Quality and Energy Efficiency", 56-62, 2014.

  57. Ryoichi Yokoyama, Yuki Kawashima, Takehiro Nagai, Taiichiro Ishida, & Yasuki Yamauchi: Impression of the space under the flat type lighting –comparison between OLED and LED–. The 1st Asia Color Association Conference, Pathumthani, Thailand, December 12, 2013. Proceedings Book of 1st Asia Color Association Conference, 240-243, 2013.

  58. Yuhei Shoji, Tatsuya Tajima, Takehiro Nagai, Taiichiro Ishida, & Yasuki Yamauchi: Measurement of color appearance with color category rating method under organic light emitting diode. The 1st Asia Color Association Conference, Pathumthani, Thailand, December 12, 2013. Proceedings Book of 1st Asia Color Association Conference, 207-210, 2013.

  59. Yuki Nikaido, Yuki Kawashima, Takehiro Nagai, & Yasuki Yamauchi: How equivalent conspicuity in two-color combinations is expressed in color space. The 1st Asia Color Association Conference, Pathumthani, Thailand, December 12, 2013. Proceedings Book of 1st Asia Color Association Conference, 223-226, 2013.

  60. Ryu Yamagishi, Shigeki Nakauchi, Takehiro Nagai, & Kowa Koida: Impact of colored inducer on the glare illusion. The Irago Conference 2013, Aichi, Japan, October 25, 2013.

  61. Shigeki Nakauchi, Ryo Nishijima, Yusuke Tani, Kowa Koida, Michiteru Kitazaki, & Takehiro Nagai: Skew hypothesis for surface gloss perception revisited by the adaptation paradigm. 36th European Conference on Visual Perception, Bremen, Germany, August 28, 2013. Perception, 42, ECVP Abstract Supplement, 187, 2013.

  62. Michiteru Kitazaki, Akihiko Yamamoto, Taiyo Uehara, Yusuke Tani, Takehiro Nagai, Kowa Koida, & Shigeki Nakauchi: Hour perception from object's surface and scene: Effects of materials and locations. 36th European Conference on Visual Perception, Bremen, Germany, August 27, 2013. Perception, 42, ECVP Abstract Supplement, 129, 2013.

  63. Michiteru Kitazaki, Akihiko Yamamoto, Yusuke Tani, Takehiro Nagai, Kowa Koida, & Shigeki Nakauchi: Presenting scene illumination on real-object surface. ACM Symposium on Applied Perception 2013, Dublin, Ireland, August 22, 2013. Proceedings of the ACM Symposium on Applied Perception 2013, 136, 2013.

  64. Takehiro Nagai, Ryu Yamagishi, Yusuke Tani, Kowa Koida, Michiteru Kitazaki, & Shigeki Nakauchi: Color aftereffects contingent on specular and diffuse reflection components. The 22nd symposium of the International Colour Vision Society, Winchester, United Kingdom, July 15, 2013. ICVS 2013 Abstract Book, 104, 2013.

  65. Takehiro Nagai, Toshiki Matsushima, Yusuke Tani, Kowa Koida, Michiteru Kitazaki, & Shigeki Nakauchi: Two kinds of perceptual surface qualities: Temporal properties of surface quality perception. Vision Sciences Society 2013 Annual Meeting, Florida, U.S.A., May 11, 2013. Journal of Vision, 13(9):205, 2013.

  66. Taiyo Uehara, Yusuke Tani, Takehiro Nagai, Kowa Koida, Shigeki Nakauchi, & Michiteru Kitazaki: Effects of retinal-image motion of specular highlights induced by object motion and manual control on glossiness perception. Vision Sciences Society 2013 Annual Meeting, Florida, U.S.A., May 11, 2013. Journal of Vision, 13(9):204, 2013.

  67. Yusuke Tani, Takehiro Nagai, Kowa Koida, Michiteru Kitazaki, & Shigeki Nakauchi: Experts and novices use same factors but different way to grade pearls. Vision Sciences Society 2013 Annual Meeting, Florida, U.S.A., May 11, 2013. Journal of Vision, 13(9):209, 2013.

  68. Michiteru Kitazaki, Kaori Yanase, Yusuke Tani, Takehiro Nagai, Kowa Koida, & Shigeki Nakauchi: Naive observers' perception of beauty, glossiness and inference color of pearls: Comparison with expert appraiser. 35th European Conference on Visual Perception, Alghero, Italy, September 6, 2012. Perception, 41, ECVP Abstract Supplement, 233, 2012.

  69. Takehiro Nagai, Yuki Ono, Kowa Koida, Michiteru Kitazaki, & Shigeki Nakauchi: Extraction of CG image regions contributing to translucency perception using a psychophysical reverse correlation method. Vision Sciences Society 2012 Annual Meeting, Florida, U.S.A., May 14, 2012. Journal of Vision, 12(9):868, 2012.

  70. Yusuke Tani, Toshiki Matsushima, Takehiro Nagai, Kowa Koida, Michiteru Kitazaki, & Shigeki Nakauchi: Perceptual information about surface qualities used in material discrimination. Vision Sciences Society 2012 Annual Meeting, Florida, U.S.A., May 14, 2012. Journal of Vision, 12(9):862, 2012.

  71. Shigeki Nakauchi, Ryo Nishijima, Takehiro Nagai, Yusuke Tani, Kowa Koida, & Michiteru Kitazaki: Perceptual matching of translucent materials under different illuminant conditions. Vision Sciences Society 2012 Annual Meeting, Florida, U.S.A., May 14, 2012. Journal of Vision, 12(9):867, 2012.

  72. Tomoharu Sato, Takehiro Nagai, & Shigeki Nakauchi: Chromatic signal detection on a heterochromatic texture with a color distribution away from an adaptation color. Vision Sciences Society 2012 Annual Meeting, Florida, U.S.A., May 11, 2012. Journal of Vision, 12(9):55, 2012.

  73. Masaya Kato, Takehiro Nagai, Kowa Koida, Shigeki Nakauchi, & Michiteru Kitazaki: Material perception of pearls: Quality is based on interfering color. The Asia-Pacific Interdisciplinary Research Conference 2011, Aichi, Japan, November 17-18, 2011.

  74. Masaya Kato, Takehiro Nagai, Kowa Koida, Shigeki Nakauchi, & Michiteru Kitazaki: Perceiving quality of pearls: Novice observers discriminate pearls by interfering colour. 34th European Conference on Visual Perception, Toulouse, France, August 29, 2011. Perception, 40, ECVP Abstract Supplement, 79, 2011.

  75. Keisuke Araki, Masaya Kato, Takehiro Nagai, Kowa Koida, Shigeki Nakauchi, & Michiteru Kitazaki: Glossiness perception enhanced by retinal-image motion from object-motion and self-motion. The 7th Asia-Pacific Conference on Vision, Hong Kong, China, July 18, 2011. i-Perception, 2(4),366, 2011.

  76. Tomoharu Sato, Takehiro Nagai, & Shigeki Nakauchi: Individual differences in higher-order chromatic mechanisms measured with Classification Image technique. The 21st symposium of the International Colour Vision Society, Kongsberg, Norway, July 4, 2011. ICVS 2011 Abstract Book, 63, 2011.

  77. Takehiro Nagai, Hiroto Kimura, & Shigeki Nakauchi: Sensitivity impairment for detecting color alternation along an apparent motion trajectory. Vision Sciences Society 2011 Annual Meeting, Florida, U.S.A., May 8, 2011. Journal of Vision, 11(11):744, 2011.

  78. Yukio Nakamura, Takehiro Nagai, Michiteru Kitazaki, Kowa Koida, & Shigeki Nakauchi: Perceptual learning effect underlying material categorization tasks. Vision Sciences Society 2011 Annual Meeting, Florida, U.S.A., May 10, 2011. Journal of Vision, 11(11):1034, 2011.

  79. Hiroto Kimura, Takehiro Nagai, & Shigeki Nakauchi: Detectability of color modulation on isoluminant apparent motion stimuli. The 6th Asia-Pacific Conference on Vision, Taipei, Taiwan, July 23, 2010. VISION, 22(suppl), 12, 2010.

  80. Takehiro Nagai & Donald I. A. MacLeod: Dependence of perceived brightness on retinal transient signals: is there a temporal Craik-Cornsweet effect? OSA Fall Vision Meeting 2007, California, U.S.A., September 20, 2007. Journal of Vision, 7(15):87, 2007.

  81. Takehiro Nagai & Keiji Uchikawa: Effects of saturation distributions on figure segregation by hue differences. The Fourth Asian Conference on Vision (ACV2006), Shimane, Japan, July 29, 2006. VISION, 18(suppl), 128, 2006.

  82. Takehiro Nagai & Keiji Uchikawa: Comparison between figure segregation and color discrimination thresholds for multi-colored texture stimuli. Vision Sciences Society 2006 Annual Meeting, Florida, U.S.A., May 6, 2006.Journal of Vision, 6(6):234, 2006.

  83. Takehiro Nagai & Keiji Uchikawa: Figure segregation on multi-colored textures caused by color distribution differences. OSA Vision Meeting 2005, Arizona, U.S.A., October 21-23, 2005. Journal of Vision, 5(12):78, 2005.

  84. Takehiro Nagai & Keiji Uchikawa: Characteristics of grouping colors for figure segregation. The Third Asian Conference on Vision (ACV 2004), Chongquing, China, November 17, 2004. Progress in Biochemistry and Biophysics, 31(suppl), 145, 2004.

  85. Takehiro Nagai & Keiji Uchikawa: Effects of gap distance between patches on grouping colors for figure segregation. Fall Vision Meeting 2004, New York, U.S.A., October 16-17, 2004. Journal of Vision, 4(11):72, 2004.

  86. Takehiro Nagai, Kenji Yokoi, & Keiji Uchikawa: Figure segregation by differences of color distributions in colored texture stimuli. Fall Vision Meeting 2003, Arizona, U.S.A., October 4, 2003. Journal of Vision, 3(12):79, 2003.