7-3 野菜画像の色と輝度コントラストが鮮度認知に及ぼす影響(第7部門[テーマ講演]質感知覚と映像表現・メディア処理)

抄録

We compared freshness estimations of four kinds of vegetable with color and grayscale image stimuli. The results show that color is not critical factor on freshness perception. In addition, we modified the relative luminance contrast between the vegetables and the background, and found that the freshness estimation depends on luminance level and contrast.