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

Minimalist surface-colour matching.

Kinjiro Amano1, David H Foster, Sérgio M C Nascimento

  • 1Computational Neuroscience Group, Faculty of Life Sciences, University of Manchester, Manchester M60 1QD, UK. k.amano@manchester.ac.uk

Perception
|September 24, 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

Directing gaze to maximize surface color information from natural scenes.

Scientific reports·2026
Same author

Eye movements efficiently expose single cone photoreceptors to global scene color statistics.

iScience·2026
Same author

Rapid test for detecting red-green color vision deficiencies using a neural network-assisted color-naming task.

Scientific reports·2026
Same author

Optimal color sets to represent the colors of natural scenes by k-medoids clustering.

Journal of the Optical Society of America. A, Optics, image science, and vision·2025
Same author

Frequency of mismatching surface colors in the wild.

Journal of the Optical Society of America. A, Optics, image science, and vision·2025
Same author

Cross-cultural preferences for optimal daylight illumination in viewing human faces.

Journal of the Optical Society of America. A, Optics, image science, and vision·2025
Same journal

Benchmarking spatial discrimination thresholds of two-frame motion defined forms compared to luminance and stereoscopic defined forms.

Perception·2026
Same journal

The effect of face masks on the perception of trustworthiness and competence in individuals with autistic traits.

Perception·2026
Same journal

The importance of external features for categorizing ethnicity: can Koreans identify Korean, Japanese, and Chinese faces?

Perception·2026
Same journal

Interoception, alexithymia, and motor congruency: Psychological drivers of body ownership in virtual reality.

Perception·2026
Same journal

The frustration of a small <i>n</i>.

Perception·2026
Same journal

Why do we have two eyes.

Perception·2026
See all related articles

Color constancy theories suggest observers estimate scene illuminants. This study found no difference in surface-color matching accuracy with few or many surfaces, indicating illuminant estimation may not be necessary.

Area of Science:

  • Visual Perception
  • Color Science
  • Psychophysics

Background:

  • Theories of surface-color perception often propose that observers discount illuminant effects by estimating the scene's illumination.
  • A key test for this color constancy mechanism is whether matching accuracy degrades with fewer scene surfaces, which could impair illuminant estimation.

Purpose of the Study:

  • To critically test the role of illuminant estimation in surface-color matching by manipulating the number of surfaces in a visual scene.
  • To determine if surface-color matching performance is significantly affected by the reliability of potential illuminant estimates.

Main Methods:

  • Observers performed asymmetric color matches between simultaneously presented Mondrian-like patterns.
  • Patterns varied in complexity, featuring either 49 surfaces or a minimal 2 surfaces.

Related Experiment Videos

  • Experiments were conducted under various daylight illuminations.

    • Main Results:

    • No statistically significant difference in color matching performance was observed between conditions with 49 surfaces and conditions with 2 surfaces.
    • This suggests that the number of surfaces, and by extension the reliability of illuminant estimation, did not impact the accuracy of surface-color matching.

    Conclusions:

    • The findings challenge the necessity of explicit illuminant estimation for achieving surface-color constancy.
    • Surface-color matching appears robust even when the visual scene provides minimal information for estimating the illuminant.