Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Gestalt Principles of Perception

Gestalt Principles of Perception

Gestalt principles provide a framework for understanding how humans perceive objects as unified wholes within their context. These principles are essential in explaining the cognitive processes that make sense of complex visual stimuli by organizing them into coherent groups. One fundamental principle is proximity, which posits that objects located close to each other are perceived as a collective group. For instance, when dots are positioned near one another, the visual system interprets them...

Visual System

Visual System

Light enters the eye through the cornea, a transparent, dome-shaped surface covering the surface of the eyeball that helps to direct and focus incoming light. This light is then channeled toward the pupil, an adjustable opening whose size is controlled by the iris. The iris, a pigmented muscle, regulates the amount of light entering the eye by contracting or dilating the pupil, thereby ensuring optimal light levels for clear vision.
Once through the pupil, the light passes through the lens, a...

Depth Perception and Spatial Vision

Depth Perception and Spatial Vision

Depth perception is the ability to perceive objects three-dimensionally. It relies on two types of cues: binocular and monocular. Binocular cues depend on the combination of images from both eyes and how the eyes work together. Since the eyes are in slightly different positions, each eye captures a slightly different image. This disparity between images, known as binocular disparity, helps the brain interpret depth. When the brain compares these images, it determines the distance to an object.

Perception

Perception

Perception is a fundamental psychological process that enables individuals to organize, interpret, and consciously experience sensory information. This process is crucial for understanding and interacting with the world around us. It includes both bottom-up and top-down processing, each playing a distinct role in how we perceive our environment.
Bottom-up processing begins at the sensory level, where receptors detect external environmental stimuli. These could include the tactile sensation of...

Parallel Processing

Parallel Processing

The brain processes sensory information rapidly due to parallel processing, which involves sending data across multiple neural pathways at the same time. This method allows the brain to manage various sensory qualities, such as shapes, colors, movements, and locations, all concurrently. For instance, when observing a forest landscape, the brain simultaneously processes the movement of leaves, the shapes of trees, the depth between them, and the various shades of green. This enables a quick and...

Vision

Vision

Vision is the result of light being detected and transduced into neural signals by the retina of the eye. This information is then further analyzed and interpreted by the brain. First, light enters the front of the eye and is focused by the cornea and lens onto the retina—a thin sheet of neural tissue lining the back of the eye. Because of refraction through the convex lens of the eye, images are projected onto the retina upside-down and reversed.

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by

Same author

Naturalistic driving data can identify elevated driving risk in adults with Type 1 diabetes.

Traffic injury prevention·2026

Same author

Classifying Cognitive Decline in Older Drivers from Behavior on Adverse Roads Detected Using Computer Vision.

Journal of transportation technologies·2026

Same author

Counting Zs: Determining the Monitoring Days Needed to Obtain Reliable Sleep Metrics in Older Adults with Mild Cognitive Impairment.

Behavioral sleep medicine·2026

Same author

Discrepancies Between Subjective and Objective Evaluation of Sleep: Potential Marker for Mild Cognitive Impairment.

Sleep medicine research·2026

Same author

Turns and Downturns in Aging Drivers.

medRxiv : the preprint server for health sciences·2026

Same author

Overnight sleep affects the stability of neuropsychological classification in mild cognitive impairment.

Alzheimer's & dementia : the journal of the Alzheimer's Association·2026

Search research articles

Related Experiment Video

Updated: Jul 6, 2026

Visualizing Visual Adaptation

Visualizing Visual Adaptation

Published on: April 24, 2017

Aging and perception of visual form from temporal structure.

Randolph Blake¹, Matthew Rizzo², Sean McEvoy³

¹Department of Psychology.

Psychology and Aging

|March 26, 2008

Summary

This summary is machine-generated.

Older adults show reduced ability to perceive spatial structure from rapid visual changes. This age-related deficit in temporal sensitivity may stem from decreased neural inhibition in the aging visual system.

More Related Videos

A Gaze-Contingent Display Framework for Perceptual Learning Research with Simulated Central Vision Loss

A Gaze-Contingent Display Framework for Perceptual Learning Research with Simulated Central Vision Loss

Published on: April 11, 2025

Stimulus-specific Cortical Visual Evoked Potential Morphological Patterns

Stimulus-specific Cortical Visual Evoked Potential Morphological Patterns

Published on: May 12, 2019

Related Experiment Videos

Last Updated: Jul 6, 2026

Visualizing Visual Adaptation

Visualizing Visual Adaptation

Published on: April 24, 2017

A Gaze-Contingent Display Framework for Perceptual Learning Research with Simulated Central Vision Loss

A Gaze-Contingent Display Framework for Perceptual Learning Research with Simulated Central Vision Loss

Published on: April 11, 2025

Stimulus-specific Cortical Visual Evoked Potential Morphological Patterns

Stimulus-specific Cortical Visual Evoked Potential Morphological Patterns

Published on: May 12, 2019

Area of Science:

Neuroscience
Vision Science
Gerontology

Background:

Aging impacts sensory processing, including visual perception.
Understanding age-related visual deficits is crucial for maintaining quality of life.

Purpose of the Study:

To investigate age-related changes in perceiving global spatial structure defined by temporal fine structure.
To compare performance on temporal structure tasks with tasks not reliant on temporal sensitivity.

Main Methods:

Participants (young and older adults) completed tasks assessing perception of spatial form from temporal structure, luminance contrast, and motion-defined 3D shape.
Performance metrics were analyzed to identify age-related differences.

Main Results:

Older adults demonstrated significantly reduced sensitivity to spatial form defined by temporal structure compared to young adults.
No significant age-related differences were found in form recognition from luminance contrast or 3D shape from motion tasks.

Conclusions:

A selective deficit in temporal sensitivity exists in the aging visual system.
This deficit may be linked to reduced neural inhibition, impacting the temporal impulse response.