- Brightness discrimination: The capacity to discern variations in illumination within a visual scene.
- Colour constancy is the ability to perceive colours as relatively constant, even under changing lighting conditions.
- Colour perception: The capability to discern differences in colour in the presence of light, which includes all shades of grey between black and white.
- Depth perception: The ability to estimate the distance between oneself and objects, and also the distance between separate objects.
- Figure-ground perception: The ability to distinguish significant details from a complex background.
- Form constancy: The capability to identify a shape as constant, even when it changes in size or orientation.
- Rapid visual processing: The capacity for swiftly and accurately identifying visual details in rapidly changing objects and surroundings.
- Sensory processing: The accurate detection, interpretation, and response to visual information, integrated with other sensory experiences.
- Spatial relationships: The capacity to comprehend the relative positioning of objects, including their distance, direction of movement, and location with respect to the observer.
- Visual attention: The skill to concentrate on relevant visual information while disregarding insignificant background details.
- Visual closure: The capacity to identify a shape or object even when part of it is obscured or absent.
- Visual discrimination: The capability to perceive differences or similarities in objects, based on attributes such as size, colour, shape, and so on.
- Visual memory: The capacity to recall the appearance of a shape or object.
- Visual-motor integration: The ability to coordinate vision and hand movement to perform tasks such as catching a ball or writing.
- Visual sequential memory: The capacity to recall the sequence of items or events.
- Visual tracking: The ability to efficiently move one’s gaze from one object to another.
Each diagram below can be viewed on its own page with a full explanation.
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