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 Experiment Videos

Stereopsis and contrast.

G E Legge1, Y C Gu

  • 1Department of Psychology, University of Minnesota, Minneapolis 55455.

Vision Research
|January 1, 1989
PubMed
Summary
This summary is machine-generated.

This study reveals how spatial frequency and contrast affect stereoscopic vision. Disparity sensitivity is highest near 3 cycles/degree and is linked to contrast sensitivity, with implications for stereo vision models.

Related Concept Videos

You might also read

Related Articles

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

Sort by
Same author

[Analysis of factors influencing lung function in patients with pneumoconiosis].

Zhonghua lao dong wei sheng zhi ye bing za zhi = Zhonghua laodong weisheng zhiyebing zazhi = Chinese journal of industrial hygiene and occupational diseases·2023
Same author

[Micro-CT analysis of tooth development of C57BL/6 mice strain].

Zhonghua kou qiang yi xue za zhi = Zhonghua kouqiang yixue zazhi = Chinese journal of stomatology·2023
Same author

[Immune checkpoint inhibitors induced pituitary immune-related adverse events: diagnosis and management].

Zhonghua zhong liu za zhi [Chinese journal of oncology]·2022
Same author

[Pituitary immune-related adverse events induced by programmed cell death protein 1 inhibitors in advanced lung cancer patients: A report of 3 cases].

Beijing da xue xue bao. Yi xue ban = Journal of Peking University. Health sciences·2022
Same author

[Clinical analysis of 121 cases of urothelial carcinoma accompanied with multiple primary carcinoma].

Zhonghua zhong liu za zhi [Chinese journal of oncology]·2019
Same author

Extending the MNREAD sentence corpus: Computer-generated sentences for measuring visual performance in reading.

Vision research·2019
Same journal

Editorial for VSI Amblyopia: Advances in Amblyopia Research.

Vision research·2026
Same journal

Computational and mathematical models in vision: Quantitative approaches to understanding visual perception.

Vision research·2026
Same journal

Complex interactions between lightness, chroma, and hue in color ensemble perception.

Vision research·2026
Same journal

Driving with autism spectrum disorder: Exploring the impact of tactile hazard warnings on gaze behavior and hazard responses.

Vision research·2026
Same journal

Early visual processing in adults with ADHD: evidence from contrast sensitivity, spatial integration, and external noise.

Vision research·2026
Same journal

Pupil reflexes generate the peripheral drift illusion due to ON/OFF motion responses.

Vision research·2026
See all related articles

Area of Science:

  • Vision Science
  • Perceptual Psychology
  • Computational Neuroscience

Background:

  • Stereoscopic vision relies on processing binocular disparity.
  • Understanding how visual parameters influence disparity perception is crucial for visual models.

Purpose of the Study:

  • To measure threshold disparity across varying spatial frequencies and contrasts.
  • To investigate the relationship between disparity sensitivity, contrast sensitivity, and monocular contrast differences.
  • To evaluate the implications for computational stereo vision models.

Main Methods:

  • Forced-choice trials were used to determine threshold disparity for sine-wave gratings.
  • Spatial frequency ranged from 0.25 to 20 c/deg, and contrast from 0.02 to 0.75.
  • Monocular contrast reduction was manipulated to assess its effect on disparity thresholds.

Related Experiment Videos

Main Results:

  • Threshold disparity was lowest near 3 c/deg, increasing at lower frequencies.
  • Disparity sensitivity correlated strongly with contrast sensitivity (r = 0.84).
  • Threshold disparity increased more with unequal monocular contrasts than with equal reductions.

Conclusions:

  • Stereo vision models using zero crossings or centroids struggle with contrast effects.
  • The peak model best explains the impact of contrast on disparity thresholds.
  • Correlated noise sources in both eyes can explain unequal monocular contrast effects via a differential-amplifier principle.