Journal of Experimental Psychology: Human Perception and Performance Primary Visual Cortex Scales Individual's Perceived Brightness With Power Function: Inner Psychophysics With fMRI Hiroyuki Tsubomi, Takashi Ikeda, and Naoyuki Osaka Online First Publication, September 17, 2012. doi: 10.1037/a0030025 CITATION Tsubomi, H., Ikeda, T., & Osaka, N. (2012, September 17). Primary Visual Cortex Scales Individual's Perceived Brightness With Power Function: Inner Psychophysics With fMRI. Journal of Experimental Psychology: Human Perception and Performance. Advance online publication. doi: 10.1037/a0030025