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

Ideal observer for heading judgments

J A Crowell1, M S Banks

  • 1Department of Psychology, University of California, Berkeley 94720-2020, USA.

Vision Research
|February 1, 1996
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

Virtual street-crossing performance in persons with multiple sclerosis: Feasibility and task performance characteristics.

Traffic injury prevention·2016
Same author

Posttraumatic stress disorder, alone or additively with early life adversity, is associated with obesity and cardiometabolic risk.

Nutrition, metabolism, and cardiovascular diseases : NMCD·2015
Same author

Callus and shoot formation in organ and tissue cultures of Hedera helix L., English ivy.

Planta·2013
Same author

Subchronic oral toxicity and cardiovascular safety pharmacology studies of resveratrol, a naturally occurring polyphenol with cancer preventive activity.

Food and chemical toxicology : an international journal published for the British Industrial Biological Research Association·2011
Same author

Exposure and toxicity of green tea polyphenols in fasted and non-fasted dogs.

Toxicology·2009
Same author

Subchronic oral toxicity studies of Se-methylselenocysteine, an organoselenium compound for breast cancer prevention.

Food and chemical toxicology : an international journal published for the British Industrial Biological Research Association·2007
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

Determining heading from optical flow is complex. An ideal observer model shows performance changes largely reflect stimulus information, not just neural limits.

Area of Science:

  • Visual perception
  • Computational neuroscience
  • Robotics

Background:

  • Heading perception from optical flow is crucial for navigation.
  • Viewing conditions significantly impact heading discrimination accuracy.
  • Quantifying stimulus information is vital for understanding performance variations.

Purpose of the Study:

  • To develop an ideal observer model for quantifying heading discrimination information.
  • To compare human and ideal observer performance across different visual stimuli and retinal locations.
  • To elucidate the factors limiting human heading perception.

Main Methods:

  • Developed an ideal observer model for heading discrimination from random-dot flow fields.
  • Set ideal observer internal noise parameters using single-dot velocity discrimination data.

Related Experiment Videos

  • Compared human and ideal observer performance for radial and laminar flow patterns at varying retinal eccentricities.

    • Main Results:

    • Ideal observer model successfully quantified heading discrimination information.
    • Human and ideal observer efficiencies were consistently high across tested conditions.
    • Performance variations were primarily attributed to stimulus-dependent discrimination information.

    Conclusions:

    • The ideal observer framework effectively quantifies heading discrimination information.
    • Human heading perception efficiency is largely maintained across different flow patterns and retinal locations.
    • Stimulus properties, rather than observer-specific factors, predominantly explain performance variations in heading estimation.