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

[Lightness decrease of the total area accompanying simultaneous lightness contrast].

J Hamada

    Shinrigaku Kenkyu : the Japanese Journal of Psychology
    |June 1, 1983
    PubMed
    Summary

    This study reveals simultaneous lightness contrast and a darkening effect in high-luminance areas under specific visual conditions. A new model explains these phenomena beyond existing theories.

    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

    Transfer of epinastine to infants through human breast milk.

    Die Pharmazie·2020
    Same author

    Identification of the inflow zone of unruptured cerebral aneurysms: comparison of 4D flow MRI and 3D TOF MRA data.

    AJNR. American journal of neuroradiology·2014
    Same author

    Mutant p53 gain-of-function induces epithelial-mesenchymal transition through modulation of the miR-130b-ZEB1 axis.

    Oncogene·2012
    Same author

    Force detecting gripper and flexible micro manipulator for neurosurgery.

    Annual International Conference of the IEEE Engineering in Medicine and Biology Society. IEEE Engineering in Medicine and Biology Society. Annual International Conference·2012
    Same author

    Pathological comparison between spontaneously developed and chemically induced liver cancers in LEC rats with hereditary hepatitis.

    International journal of oncology·2011
    Same author

    Secondary anaplastic astrocytoma developing in a young adult with autoimmune lymphoproliferative syndrome (ALPS).

    Neuropathology and applied neurobiology·2010

    Area of Science:

    • Visual perception
    • Color science
    • Psychophysics

    Context:

    • Investigating simultaneous lightness contrast phenomena.
    • Analyzing visual perception under luminance differences.
    • Comparing perceived lightness in patterned vs. uniform fields.

    Purpose:

    • To quantify lightness perception in contrast-inducing patterns.
    • To evaluate existing models (Békésy, Stevens) for lightness contrast.
    • To propose a new model explaining observed lightness shifts.

    Summary:

    • Simultaneous lightness contrast was observed in patterns with <10% luminance difference.
    • High-luminance areas appeared darker than uniform fields of equal luminance.
    • Existing models failed to explain both contrast and the darkening effect.

    Impact:

    • Introduces a novel model incorporating luminance-intensity and luminance-difference inhibition.
    • Advances understanding of visual system's response to complex luminance patterns.
    • Provides a framework for predicting lightness perception in challenging visual environments.

    Related Experiment Videos