Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Color Vision01:24

Color Vision

621
Color perception begins in the retina, the light-sensitive layer at the back of the eye. Two main theories explain how colors are seen: the trichromatic theory and the opponent-process theory. The trichromatic theory, proposed by Thomas Young in 1802 and extended by Hermann von Helmholtz in 1852, suggests that color vision is based on three types of cone receptors in the retina. These cones are sensitive to different but overlapping ranges of wavelengths corresponding to red, blue, and green.
621
Perceptual Constancy01:12

Perceptual Constancy

470
Perceptual constancy is the ability to recognize that objects remain consistent and unchanged even when their appearance varies due to changes in sensory input. There are four main types of perceptual constancy: size constancy, shape constancy, color constancy, and brightness constancy.
Size constancy is the recognition that an object remains the same size, even when its image on the retina changes. For instance, a bus is perceived to be large enough to carry people, even if it looks tiny from...
470
Depth Perception and Spatial Vision01:15

Depth Perception and Spatial Vision

755
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.
755
Visual Agnosia01:12

Visual Agnosia

247
Visual agnosia is a condition characterized by the inability to recognize visually presented objects despite having normal vision. For instance, a person with visual agnosia can describe the shape and color of an object but cannot identify or name it. This impairment does not affect their visual field, acuity, color vision, brightness discrimination, language, or memory. An example of this condition in a social setting is someone at a dinner party asking for "that silver thing with a round...
247
Vision01:24

Vision

53.7K
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.
53.7K
Gestalt Principles of Perception01:21

Gestalt Principles of Perception

357
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...
357

You might also read

Related Articles

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

Sort by
Same author

Functional connectivity changes in patients with absence epilepsy studied using resting-state functional MRI.

Journal of clinical neuroscience : official journal of the Neurosurgical Society of Australasia·2012
Same author

Quantitative analysis of mitral valve morphology in mitral valve prolapse with real-time 3-dimensional echocardiography: importance of annular saddle shape in the pathogenesis of mitral regurgitation.

Circulation·2012
Same author

Interval cancers in nasopharyngeal carcinoma screening: comparing two screening intervals after a negative initial screening result.

Journal of medical screening·2012
Same author

Two Epstein-Barr virus-related serologic antibody tests in nasopharyngeal carcinoma screening: results from the initial phase of a cluster randomized controlled trial in Southern China.

American journal of epidemiology·2012
Same author

MALT1 small molecule inhibitors specifically suppress ABC-DLBCL in vitro and in vivo.

Cancer cell·2012
Same author

Extraction and characterization of extracellular polymeric substances in biofilm and sludge via completely autotrophic nitrogen removal over nitrite system.

Applied biochemistry and biotechnology·2012

Related Experiment Video

Updated: Jul 29, 2025

Development of a Gaze-Contingent Display Framework Designed for Perceptual and Oculomotor Research with Simulated Central Vision Loss
07:12

Development of a Gaze-Contingent Display Framework Designed for Perceptual and Oculomotor Research with Simulated Central Vision Loss

Published on: April 11, 2025

467

Dyadic visual perceptual learning on orientation discrimination.

Yifei Zhang1, Keyan Bi1, Jian Li2

  • 1School of Psychological and Cognitive Sciences and Beijing Key Laboratory of Behavior and Mental Health, Peking University, Beijing 100871, China; PKU-IDG/McGovern Institute for Brain Research, Peking University, Beijing 100871, China; Key Laboratory of Machine Perception (Ministry of Education), Peking University, Beijing 100871, China; Peking-Tsinghua Center for Life Sciences, Peking University, Beijing 100871, China.

Current Biology : CB
|May 24, 2023
PubMed
Summary
This summary is machine-generated.

Social context enhances low-level visual perceptual learning (VPL). Dyadic training, where individuals learn with a partner, improves performance and learning rates more than single training, by altering brain activity in visual and social cognition areas.

Keywords:
VPLfMRIfunctional magnetic resonance imagingpsychophysicssocial facilitationvisual perceptual learning

More Related Videos

Stereoacuity Improvement using Random-Dot Video Games
06:25

Stereoacuity Improvement using Random-Dot Video Games

Published on: January 14, 2020

14.4K
Investigating the Deployment of Visual Attention Before Accurate and Averaging Saccades via Eye Tracking and Assessment of Visual Sensitivity
06:46

Investigating the Deployment of Visual Attention Before Accurate and Averaging Saccades via Eye Tracking and Assessment of Visual Sensitivity

Published on: March 18, 2019

7.1K

Related Experiment Videos

Last Updated: Jul 29, 2025

Development of a Gaze-Contingent Display Framework Designed for Perceptual and Oculomotor Research with Simulated Central Vision Loss
07:12

Development of a Gaze-Contingent Display Framework Designed for Perceptual and Oculomotor Research with Simulated Central Vision Loss

Published on: April 11, 2025

467
Stereoacuity Improvement using Random-Dot Video Games
06:25

Stereoacuity Improvement using Random-Dot Video Games

Published on: January 14, 2020

14.4K
Investigating the Deployment of Visual Attention Before Accurate and Averaging Saccades via Eye Tracking and Assessment of Visual Sensitivity
06:46

Investigating the Deployment of Visual Attention Before Accurate and Averaging Saccades via Eye Tracking and Assessment of Visual Sensitivity

Published on: March 18, 2019

7.1K

Area of Science:

  • Neuroscience
  • Cognitive Science
  • Visual Perception

Background:

  • Social context influences high-level learning but its effect on low-level visual perceptual learning (VPL) remains unclear.
  • Traditional VPL studies typically involve single-participant training paradigms.

Purpose of the Study:

  • To investigate whether social context can modulate low-level visual perceptual learning (VPL).
  • To explore the neural mechanisms underlying social context effects on VPL.

Main Methods:

  • Developed a novel dyadic VPL paradigm where paired participants trained on an orientation discrimination task and monitored each other.
  • Utilized functional magnetic resonance imaging (fMRI) to examine brain activity and functional connectivity during dyadic versus single training.
  • Assessed behavioral performance improvements and learning rates.

Main Results:

  • Dyadic training significantly improved behavioral performance and increased learning rates compared to single training.
  • Facilitating effects were modulated by performance differences between paired participants.
  • fMRI revealed altered activity in social cognition areas (parietal cortex, dorsolateral prefrontal cortex) and enhanced connectivity to the early visual cortex (EVC) during dyadic training.
  • Dyadic training led to refined orientation representation in the primary visual cortex (V1).

Conclusions:

  • Social context, specifically learning with a partner, enhances the plasticity of low-level visual information processing.
  • This enhancement is mediated by reshaping neural activity in EVC and social cognition areas and their functional interactions.
  • Findings demonstrate a significant role for social interaction in modulating fundamental visual learning processes.