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

Visual perception. Knowing is seeing

A C Hurlbert1

  • 1Department of Physiological Sciences, University of Newcastle upon Tyne, UK.

Current Biology : CB
|May 1, 1994
PubMed
Summary
This summary is machine-generated.

New visual illusions demonstrate that how we perceive surface brightness is influenced by complex processing of the entire visual scene. This highlights the brain's sophisticated analysis of visual information.

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

Neuromagnetic correlates of visual motion coherence.

The European journal of neuroscience·2005
Same author

Perception of three-dimensional shape influences colour perception through mutual illumination.

Nature·2000
Same author

Discrimination of cone contrast changes as evidence for colour constancy in cerebral achromatopsia.

Experimental brain research·1998
Same author

Motion edges and regions guide image segmentation by colour.

Proceedings. Biological sciences·1997
Same author

Psychophysical evidence for fast region-based segmentation processes in motion and color.

Proceedings of the National Academy of Sciences of the United States of America·1996
Same author

Measurements of colour constancy by using a forced-choice matching technique.

Perception·1996
Same journal

Pitch selectivity in ferret auditory cortex.

Current biology : CB·2026
Same journal

A cell size-dependent competition between geometry and polarity governs nuclear and spindle positioning in early embryos.

Current biology : CB·2026
Same journal

Trophic cascades drive sustainability in the agricultural heritage rice-fish coculture system.

Current biology : CB·2026
Same journal

Tracking Satb2-positive retinal ganglion cells in zebrafish unveils developmental functional reorganization.

Current biology : CB·2026
Same journal

RhoGAP54D promotes cell size asymmetry and inhibits pulsatile myosin activity in Drosophila neural stem cells.

Current biology : CB·2026
Same journal

Increased rates of hybridization in swordtails are associated with water pollution.

Current biology : CB·2026
See all related articles

Area of Science:

  • Visual perception science
  • Cognitive neuroscience
  • Computational vision

Background:

  • Perceived surface brightness is crucial for visual scene understanding.
  • The brain's interpretation of brightness is influenced by surrounding visual context.
  • Previous research suggests top-down influences on visual processing.

Purpose of the Study:

  • To investigate the role of higher-order visual analyses in determining perceived surface brightness.
  • To present novel visual illusions that isolate contextual effects on brightness perception.
  • To provide further empirical support for cognitive influences on visual perception.

Main Methods:

  • Presentation of novel visual stimuli designed as illusions.
  • Subjective reports of perceived surface brightness.

Related Experiment Videos

  • Analysis of how scene context modulates brightness judgments.

    • Main Results:

    • The novel visual illusions revealed significant modulation of perceived surface brightness by higher-order scene analyses.
    • Perceived brightness was not solely determined by local luminance but by global scene interpretation.
    • Results indicate a strong top-down influence of visual scene context on brightness perception.

    Conclusions:

    • Higher-order analyses of the visual scene profoundly influence perceived surface brightness.
    • Visual perception is an active, constructive process influenced by contextual information.
    • These findings contribute to understanding the neural mechanisms underlying visual scene perception.