chromatic adaptation


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chromatic adaptation

n
(Botany) botany the alteration by photosynthesizing organisms of the proportions of their photosynthetic pigments in response to the intensity and colour of the available light, as shown by algae in the littoral zone, which change from green to red as the zone is descended
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It addresses the means of color communication and various visual attributes of color; color order systems; color-difference formulas and their use in color comparison and control; instrumental colorant formulation; metamerism and shade sorting; chromatic adaptation and color constancy; and digital color reproduction.
Other topics include color appearance phenomena, viewing conditions, chromatic adaptation models, the Nayatani et al.
Human color constancy is linked to chromatic adaptation, wherein our visual system adjusts its sensitivity according to the context of the illuminated scene.