Examlex
You are given the graph of a function
Determine the intervals where f is concave downward.
Monocular Depth Cues
Visual information that allows one eye to perceive depth and distance, such as texture gradient, interposition, and linear perspective.
Bottom-up
An approach to processing information that starts with small, individual elements or details and integrates them to comprehend the whole.
Opponent-process Theory
A psychological and neurological model that explains a wide range of behaviors, including color vision, by proposing that certain pairs of colors are processed by mechanisms that work in opposition to each other.
After-image
A visual illusion in which retinal impressions persist after the removal of a stimulus, often seen in complementary colors.
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