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

Disparity-defined objects moving in depth do not elicit three-dimensional shape constancy.

P Scarfe1, P B Hibbard

  • 1School of Psychology, University of St. Andrews, St. Andrews, Fife KY16 9JP, UK. ps18@st-andrews.ac.uk

Vision Research
|December 21, 2005
PubMed
Summary
This summary is machine-generated.

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

The Metaverse and Oncology.

Clinical oncology (Royal College of Radiologists (Great Britain))·2022
Same author

Contextual effects on perceived three-dimensional shape.

Vision research·2010
Same author

Cue combination in the motion correspondence problem.

Proceedings. Biological sciences·2000
Same author

Does binocular disparity facilitate the detection of transparent motion?

Perception·2000
Same author

Visual processing and dyslexia.

Perception·2000
Same author

Stereopsis from contrast envelopes.

Vision research·1999
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
Same journal

Perceived direction of glass patterns can flip by 90°: A neural model.

Vision research·2026
See all related articles

Objects moving in depth are not perceived as constant in shape. Observers

Area of Science:

  • Visual perception
  • 3D shape perception
  • Depth perception

Background:

  • Binocular disparity cues often lead to inaccurate 3D shape recovery.
  • Observers typically overestimate depth at near distances and underestimate it at far distances.
  • This leads to predictions of expansion in depth for approaching objects and compression for receding objects.

Purpose of the Study:

  • To investigate shape constancy for objects moving in depth.
  • To determine if perceived shape remains constant despite motion-induced depth distortions.
  • To examine the role of distance scaling and processing strategies in shape constancy.

Main Methods:

  • Experimental investigation of shape constancy with moving objects.
  • Analysis of perceived shape changes in relation to object motion in depth.

Related Experiment Videos

  • Comparison with predictions based on known distance scaling errors and alternative processing strategies.

    • Main Results:

    • Perceived shape constancy required objects to contract in depth when approaching.
    • Perceived shape constancy required objects to expand in depth when receding.
    • These adjustments counteracted the typical errors in distance scaling.

    Conclusions:

    • The findings demonstrate a failure of shape constancy for objects moving in depth.
    • This failure is predicted if observers do not accurately estimate object distance.
    • It also suggests that observers do not rely on simpler, alternative processing strategies.