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

Color and luminance share a common motion pathway.

P Cavanagh, O E Favreau

    Vision Research
    |January 1, 1985
    PubMed
    Summary

    Motion aftereffects (MAE) reveal how the brain processes visual motion. Color stimuli affect MAE differently than luminance, suggesting distinct visual pathways for motion perception.

    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

    First- and second-order transformational apparent motion rely on common shape representations.

    Vision research·2021
    Same author

    Visual search for feature and conjunction targets with an attention deficit.

    Journal of cognitive neuroscience·2013
    Same author

    Holographic and trace strength models of rehearsal effects in the item recognition task.

    Memory & cognition·2011
    Same author

    Attentional resolution.

    Trends in cognitive sciences·2011
    Same author

    Optokinetic technique for measuring infants' responses to color.

    Applied optics·2010
    Same author

    The position of moving objects.

    Science (New York, N.Y.)·2007

    Area of Science:

    • Visual neuroscience
    • Perception psychology
    • Color vision research

    Background:

    • Motion aftereffects (MAE) are crucial for understanding visual motion processing.
    • Previous research explored luminance-based MAE, but chromatic MAE remains less understood.
    • Equiluminous stimuli, differing only in color, present unique challenges for motion perception studies.

    Purpose of the Study:

    • To investigate the role of color in motion perception and MAE.
    • To determine if a common or separate channel processes luminance and chromatic motion.
    • To compare the effects of luminance and chromatic stimuli on MAE characteristics.

    Main Methods:

    • Subjects were exposed to moving gratings varying in luminance or chrominance.
    • Motion aftereffects were measured on stationary gratings.
    • Perceived speed, MAE speed, and nulling speed were quantified for both stimulus types.

    Main Results:

    • Exposure to luminance gratings induced MAE on chromatic gratings, suggesting shared motion sensing channels.
    • Adding color to low-contrast luminance stimuli reduced MAE effectiveness.
    • Chromatic stimuli exhibited a dissociation between perceived, MAE, and nulling speeds, unlike luminance stimuli.

    Conclusions:

    • Visual motion sensing involves channels sensitive to both luminance and chrominance.
    • The motion pathway's response to color differs qualitatively from its response to luminance.
    • Color stimuli introduce unique dissociations in speed perception and MAE, highlighting distinct processing mechanisms.

    Related Experiment Videos