optical illusion

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Related to Visual illusion: optical illusion

optical illusion

A visual impression that is inaccurately perceived.
See also: illusion
References in periodicals archive ?
Seeing is deceiving: The psychology of visual illusions.
However, films need not be compared to dreams in order for us to argue that they are systematically based upon visual illusions (see Niiniluoto 1999b).
This implies that the visual illusion is perceived differently on a yellow grid than it is on any other color tested.
We can learn about slopes, surrounding terrain and obstacle issues by studying charts or with a call to the airport in question: You can learn whether the airport's peculiarities have tricked others and gain some insights into the approach and the surrounding area that can contribute to the dirty tricks of visual illusions.
The analysis suggested here implies that the visual illusion should also be reduced by adding spatial information that is congruent with inputs from the constituent straight line, or enhances the end-points.
Grip size was determined entirely by the true size of the target disc [and] the very act by means of which subjects indicated their susceptibility to the visual illusion (that is, picking up one of two target circles) was itself uninfluenced by the illusion.
How can images be made to create the visual illusion of physical force?
The relaxed tail completes a visual illusion of a woman with huge, exposed buttocks complete with an overly-wide and especially hirsute furrow (the tail).
When you watch a dance like this, visual illusion can snare you like a fact.
The brilliant hues of Technicolor pack a punch of exuberance and excitement and when paired with other brights-- blue and orange, purple and yellow, red and green--create a visual illusion of vibrations.
As its name suggests, color melting creates a visual illusion on the hair.
People in our study made more successful putts in a smaller hole when a visual illusion helped them perceive it as larger," Witt said.

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