Neuroscience – Page 2 – Claudia Feitosa-Santana

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31/07/2012 Audrey Heller | Color Constancy | constancies | Constancy | science | Shape Constancy | Size Constancy | visual angle Feitosa-Santana

Perceptual Constancy and Audrey Heller’s Photography

Perceptual constancy is an important aspect of our interaction with the world. The size constancy is the easiest one to understand. For example, two telephone poles look the same size when the first is viewed from 100 meters and when the second is viewed from 1 meter, even though the visual angle is very different. A […]

06/04/2012 Color is in the Brain Feitosa-Santana

Color is in the Brain

Color is often thought to be a quality of light but this is not so. For example, the expression the ocean is blue uses a perceptual experience of blueness to describe the physical light. Color itself is not in the light. Color is a perceptual phenomenon determined by neural processes in the brain. The region […]