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

Depth Perception and Spatial Vision01:15

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.

You might also read

Related Articles

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

Sort by
Same author

Plasmid DNAs encoding insulin and glutamic acid decarboxylase 65 have distinct effects on the progression of autoimmune diabetes in nonobese diabetic mice.

Journal of immunology (Baltimore, Md. : 1950)·2001
Same author

[Study of the cytotoxity against human hepatocellular carcinoma cells induced by the MAGE-1 gene modified dendritic cells].

Zhonghua gan zang bing za zhi = Zhonghua ganzangbing zazhi = Chinese journal of hepatology·2001
Same author

Anodic cyclization reactions: reversing the polarity of ketene dithioacetal groups.

Organic letters·2001
Same author

Differential effects of protein kinase C on human vascular smooth muscle cell proliferation and migration.

American journal of physiology. Heart and circulatory physiology·2001
Same author

Assessment of total energy expenditure in a Chinese population by a physical activity questionnaire: examination of validity.

International journal of food sciences and nutrition·2001
Same author

Downregulation of the ERK 1 and 2 mitogen activated protein kinases using antisense oligonucleotides inhibits proliferation of porcine vascular smooth muscle cells.

Atherosclerosis·2001

Related Experiment Video

Updated: May 14, 2026

Stimulus-specific Cortical Visual Evoked Potential Morphological Patterns
09:42

Stimulus-specific Cortical Visual Evoked Potential Morphological Patterns

Published on: May 12, 2019

Correlation between three-dimensional visual depth and N2 component: evidence from event-related potential study.

B Liu1, X Meng, G Wu

  • 1School of Computer Science and Technology, Tianjin University, Tianjin 300072, PR China. liubaolin.china@gmail.com

Neuroscience
|February 5, 2013
PubMed
Summary

This study examined brain responses to visual stimuli at varying three-dimensional (3D) depths. Event-related potentials (ERPs) revealed that the N2 component amplitude correlates with 3D depth, suggesting rapid neural processing of depth perception.

More Related Videos

Investigating the Effects of Antipsychotics and Schizotypy on the N400 Using Event-Related Potentials and Semantic Categorization
12:00

Investigating the Effects of Antipsychotics and Schizotypy on the N400 Using Event-Related Potentials and Semantic Categorization

Published on: November 19, 2014

3D-Neuronavigation In Vivo Through a Patient's Brain During a Spontaneous Migraine Headache
10:39

3D-Neuronavigation In Vivo Through a Patient's Brain During a Spontaneous Migraine Headache

Published on: June 2, 2014

Related Experiment Videos

Last Updated: May 14, 2026

Stimulus-specific Cortical Visual Evoked Potential Morphological Patterns
09:42

Stimulus-specific Cortical Visual Evoked Potential Morphological Patterns

Published on: May 12, 2019

Investigating the Effects of Antipsychotics and Schizotypy on the N400 Using Event-Related Potentials and Semantic Categorization
12:00

Investigating the Effects of Antipsychotics and Schizotypy on the N400 Using Event-Related Potentials and Semantic Categorization

Published on: November 19, 2014

3D-Neuronavigation In Vivo Through a Patient's Brain During a Spontaneous Migraine Headache
10:39

3D-Neuronavigation In Vivo Through a Patient's Brain During a Spontaneous Migraine Headache

Published on: June 2, 2014

Area of Science:

  • Neuroscience
  • Visual Perception
  • Cognitive Psychology

Background:

  • Three-dimensional (3D) visual depth perception is crucial for navigating and interacting with the environment.
  • Understanding the neural mechanisms underlying 3D depth perception is an ongoing area of research.
  • Event-related potentials (ERPs) offer a temporal measure of neural activity in response to visual stimuli.

Purpose of the Study:

  • To investigate the event-related potentials (ERPs) evoked by visual stimuli presented at different three-dimensional (3D) depths.
  • To explore the relationship between neural activity and the perceived magnitude of 3D visual depth.
  • To determine the temporal dynamics of cognitive processing for 3D depth perception.

Main Methods:

  • Participants underwent tests for binocular advantage and 3D depth sensitivity to ensure adequate depth discrimination.
  • Qualified participants viewed visual stimuli with five distinct 3D depths and performed depth judgments.
  • Electrophysiological data were recorded, including ERPs and time-frequency analysis, focusing on parietal to occipital regions.

Main Results:

  • Behavioral results indicated high accuracy in judging the five different 3D depths.
  • ERP analysis identified P1 and N2 components between 90-200 ms post-stimulus onset.
  • A significant positive correlation was found between the N2 component amplitude and the absolute value of 3D depth, replicated in time-frequency analysis (150-200 ms).
  • Alpha wave activity (200-600 ms) showed no significant differences across depths, suggesting early cognitive processing.

Conclusions:

  • Neural processing of 3D visual depth, particularly reflected by the N2 component, is sensitive to the magnitude of depth.
  • The cognitive processing of 3D visual depth appears to be largely completed within 200 ms after stimulus onset.
  • These findings contribute to understanding the neural basis of human 3D depth perception and its temporal characteristics.