- contingent perceptual aftereffect
Dictionary of Hallucinations. J.D. Blom. 2010.
contingent perceptual aftereffect
Look at other dictionaries:
Contingent perceptual aftereffect — Contingent aftereffects are studied in human perception and can be defined as illusory percepts that are apparent on a test stimulus after exposure to an induction stimulus for an extended period. Contingent aftereffects can be contrasted with… … Wikipedia
contingent aftereffect — Also known as contingent perceptual aftereffect. Both terms are used to denote a type of aftereffect that is dependent on (i.e. contingent with) the orientation of the perceived object with respect to the retina. An example is the * McCollough … Dictionary of Hallucinations
aftereffect — Also known as aftersensation and perceptual aftereffect. All three terms refer to the illusory visual perception that may follow prolonged exposure to a particular visual stimulus. As a rule, aftereffects present themselves in the inverted… … Dictionary of Hallucinations
Optical illusion — This article is about visual perception. For the Time Requiem album, see Optical Illusion (album). An optical illusion. The square A is exactly the same shade of gray as square B. See checker shadow illusion. An optical illusion (also called a… … Wikipedia
Neural adaptation — or sensory adaptation is a change over time in the responsiveness of the sensory system to a constant stimulus. It is usually experienced as a change in the stimulus. For example, if one rests one s hand on a table, one immediately feels the… … Wikipedia
Celeste McCollough — Celeste McCollough, known since about 1996 as Celeste McCollough Howard is an American scientist who conducts research in human visual perception. She is famous for discovering, in 1965, the first contingent aftereffect, known soon after as the… … Wikipedia
