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

Detection of vertical disparties

A L Duwaer, G van den Brink

    Vision Research
    |January 1, 1982
    PubMed
    Summary

    Detecting differences in vertical disparity is crucial for stereoscopic vision. This study reveals how presentation time and stimulus eccentricity affect disparity detection, with implications for binocular 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

    Chronic PPI use after anti-reflux surgery: a retrospective observational pilot study.

    BMC gastroenterology·2025
    Same author

    Determinants of and interventions for Proton Pump Inhibitor prescription behavior: A systematic scoping review.

    BMC primary care·2024
    Same author

    Systematic review with meta-analysis: anxiety and depression in children and adolescents with inflammatory bowel disease.

    Alimentary pharmacology & therapeutics·2018
    Same author

    Clinical disease activity is associated with anxiety and depressive symptoms in adolescents and young adults with inflammatory bowel disease.

    Alimentary pharmacology & therapeutics·2018
    Same author

    [Transition from paediatric to adult care: management of adolescents with inflammatory bowel disease].

    Nederlands tijdschrift voor geneeskunde·2016
    Same author

    [Acute blindness as the consequence of trauma in a Welsh pony foal].

    Tijdschrift voor diergeneeskunde·1999

    Area of Science:

    • Vision Science
    • Perceptual Psychology
    • Computational Neuroscience

    Background:

    • Binocular vision relies on processing retinal disparities.
    • Understanding the limits of disparity detection is key to visual perception.

    Purpose of the Study:

    • To investigate the psychometric functions for detecting vertical disparity differences.
    • To examine the influence of reference disparity, presentation time, and stimulus eccentricity on disparity detection.

    Main Methods:

    • Psychometric curves were generated for vertical disparity detection.
    • Experiments varied reference disparity, stimulus presentation times (20 ms, 160 ms, 2 s), and stimulus eccentricities (0.5°, 4°).
    • Data were analyzed using a signal detection model.

    Main Results:

    • Disparity difference detectability initially increases then decreases with increasing reference disparity from zero.
    • Presentation time and eccentricity scale the observed effective disparities by a constant factor.
    • A signal detection model accounts for data, noting information loss about disparity sign and increased intrinsic noise near zero disparity.

    Conclusions:

    • The detectability of vertical disparity differences is non-monotonic with reference disparity.
    • Stimulus presentation time and eccentricity modulate disparity perception through scaling.
    • The signal detection model highlights unique challenges in disparity processing around zero, impacting binocular single vision.

    Related Experiment Videos