Visual perception is the ability to detect light and use it to form an image of the surrounding environment. Photodetection without image formation is...

Perception (from Latin perceptio 'gathering, receiving') is the organization, identification, and interpretation of sensory information in order to represent...

Hallucinogen persisting perception disorder (HPPD) is a non-psychotic disorder in which a person experiences apparent lasting or persistent visual hallucinations...

Depth perception is the ability to perceive distance to objects in the world using the visual system and visual perception. It is a major factor in perceiving...

stimulates the optic nerve, that stimulation will results in visual perception, even if there was no visual stimulus to begin with. (To prove this point to yourself...

In visual perception, an optical illusion (also called a visual illusion) is an illusion caused by the visual system and characterized by a visual percept...

critical for visual perception whereas the dorsal stream mediates the visual control of skilled actions. It has been shown that visual illusions such...

to the field of visual perception. Gibson challenged the idea that the nervous system actively constructs conscious visual perception, and instead promoted...

The visual system is the physiological basis of visual perception (the ability to detect and process light). The system detects, transduces and interprets...

stimulus (i.e., a real perception) is given some additional significance. Hallucinations can occur in any sensory modality—visual, auditory, olfactory,...

changes. While usually associated with visual perception (a form of optical illusion), multistable perception can also be experienced with auditory and...

2.5D is an effect in visual perception. It is the construction of an apparently three-dimensional environment from 2D retinal projections. While the result...

Motion perception is the process of inferring the speed and direction of elements in a scene based on visual, vestibular and proprioceptive inputs. Although...

}{\lambda }}.} In the study of visual perception, sinusoidal gratings are frequently used to probe the capabilities of the visual system, such as contrast sensitivity...

visual system will settle on either of the interpretations of the Rubin vase and alternate between them, a phenomenon known as multistable perception...

In human visual perception, the visual angle, denoted θ, subtended by a viewed object sometimes looks larger or smaller than its actual value. One approach...

acuity, tracking, color perception, depth perception, and object recognition. Unlike many other sensory systems, the human visual system – components from...

to resemble authentic visual perception. Unlike illusions, which involve the misinterpretation of actual external stimuli, visual hallucinations are entirely...

evidence that schizophrenia affects perception of contrast and motion, control of eye movements, detection of visual contours, and recognition of faces...

"Intact visual imagery and impaired visual perception in a patient with visual agnosia". Journal of Experimental Psychology. Human Perception and Performance...

neurological disorder that distorts perception. People with this syndrome may experience distortions in their visual perception of objects, such as appearing...

intuitive, interactive and easily manipulable and thus enhance the user's visual perception and cognition. In data and information visualization, the goal is...

University of California, Irvine. Hoffman studies consciousness, visual perception, and evolutionary psychology using mathematical models and psychophysical...

The philosophy of perception is concerned with the nature of perceptual experience and the status of perceptual data, in particular how they relate to...

closer, larger or smaller than it actually is. It manipulates human visual perception through the use of scaled objects and the correlation between them...

visual perception and imagery. Furthermore, research conducted with lesioned patients has revealed that visual imagery and visual perception have the...

Visual or vision impairment (VI or VIP) is the partial or total inability of visual perception. In the absence of treatment such as corrective eyewear...

depth perception by binocular vision (colloquially: "3D vision"). The period of time over which an animal is highly sensitive to such visual deprivation...

(variants: extromission) or extromissionism is the proposal that visual perception is accomplished by eye beams emitted by the eyes. This theory has...

Color vision, a feature of visual perception, is an ability to perceive differences between light composed of different frequencies independently of light...