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

Perceiving circular heading in noncanonical flow fields.

N G Kim1, B R Fajen, M T Turvey

  • 1Center for the Ecological Study of Perception and Action (CESPA), University of Connecticut, Storrs 06269-1020, USA. gyoon@uconnvm.uconn.edu

Journal of Experimental Psychology. Human Perception and Performance
|March 4, 2000
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

Anti-viral therapy is associated with improved survival but is underutilised in patients with hepatitis B virus-related hepatocellular carcinoma: real-world east and west experience.

Alimentary pharmacology & therapeutics·2018
Same author

Improved upper limits on the stochastic gravitational-wave background from 2009-2010 LIGO and Virgo data.

Physical review letters·2014
Same author

Symmetry and order parameter dynamics of the human odometer.

Biological cybernetics·2014
Same author

Search for gravitational waves associated with γ-ray bursts detected by the interplanetary network.

Physical review letters·2014
Same author

On the short-term retention of serial, tactile stimuli.

Memory & cognition·2013
Same author

Laterality of quiet standing in old and young.

Experimental brain research·2013
Same journal

Human thermal sensitivity drifts at extreme temperatures.

Journal of experimental psychology. Human perception and performance·2026
Same journal

Dynamic competition between selective attention and spatial prediction during visual search.

Journal of experimental psychology. Human perception and performance·2026
Same journal

Encapsulation of the visual perception of social events from semantic priming.

Journal of experimental psychology. Human perception and performance·2026
Same journal

Biasmapping: Idiosyncratic covert search in the vicinity of fixation.

Journal of experimental psychology. Human perception and performance·2026
Same journal

What are you still waiting for? Fricative recognition shows encapsulated processing and is partially predicted by secondary cue reliance.

Journal of experimental psychology. Human perception and performance·2026
Same journal

Eye movements reveal that drivers can predict the location of hazards in dynamic road scenes but gaze and awareness are dissociable.

Journal of experimental psychology. Human perception and performance·2026
See all related articles

This study explored how non-standard optical flows affect our perception of heading. Results suggest the ordinal pattern of visual flow, not environmental rigidity, is key for accurate heading perception.

Area of Science:

  • Visual perception
  • Navigation
  • Optics

Background:

  • Heading perception is crucial for navigation.
  • Canonical optical flow is typically assumed for heading perception.
  • Non-canonical optical flows may challenge existing models.

Purpose of the Study:

  • To investigate heading perception under non-canonical optical flow conditions.
  • To determine how environmental non-rigidity, observer motion oscillations, and light bending affect heading perception.
  • To test the hypothesis that ordinal patterns in optical flow inform heading perception.

Main Methods:

  • Five experiments were conducted using optical flows deviating from the canonical form.
  • Non-canonical flows were generated via environmental non-rigidity, observer motion oscillations, and light path distortion.

Related Experiment Videos

  • Perceptual performance was measured under these varied visual conditions.

    • Main Results:

    • Non-rigidity of the ground plane impaired heading perception more than non-rigidity of the medium.
    • Observer locomotion with bouncing and swaying did not impair heading perception.
    • Distorted light paths had varied effects: spherical projection caused no impairment, while sine function distortion did.

    Conclusions:

    • Heading perception relies on the ordinal pattern of optical flow, not necessarily rigid environmental structure.
    • The visual system can adapt to certain non-canonical flows, suggesting robust heading perception mechanisms.
    • Specific distortions in optical flow, like sine wave bending of light, significantly disrupt heading perception.