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

Chromatic assimilation measured by temporal nulling.

Steven K Shevell1, Dingcai Cao

  • 1Department of Psychology, University of Chicago, 940 East 57th Street, Chicago, IL 60637, USA. shevell@uchicago.edu

Vision Research
|August 13, 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

Perceptual resolution of ambiguity: A divisive normalization account for both interocular color grouping and difference enhancement.

Journal of vision·2026
Same author

The eyes have it: Alcohol-induced eye movement impairment and perceived impairment in older adults with and without alcohol use disorder.

Alcohol, clinical & experimental research·2025
Same author

Perceptual Resolution of Ambiguity: Can Tuned, Divisive Normalization Account for both Interocular Similarity Grouping and Difference Enhancement.

bioRxiv : the preprint server for biology·2024
Same author

Drinking context, alcohol use, and subjective responses during binge drinking episodes measured by high-resolution ecological momentary assessment (HR-EMA).

Psychology of addictive behaviors : journal of the Society of Psychologists in Addictive Behaviors·2022
Same author

Ambiguity is a linking feature for interocular grouping.

Journal of vision·2022
Same author

Is melanopsin activation affecting large field color-matching functions?

Journal of the Optical Society of America. A, Optics, image science, and vision·2022
Same journal

Computational and mathematical models in vision: Quantitative approaches to understanding visual perception.

Vision research·2026
Same journal

Complex interactions between lightness, chroma, and hue in color ensemble perception.

Vision research·2026
Same journal

Driving with autism spectrum disorder: Exploring the impact of tactile hazard warnings on gaze behavior and hazard responses.

Vision research·2026
Same journal

Early visual processing in adults with ADHD: evidence from contrast sensitivity, spatial integration, and external noise.

Vision research·2026
Same journal

Pupil reflexes generate the peripheral drift illusion due to ON/OFF motion responses.

Vision research·2026
Same journal

Perceived direction of glass patterns can flip by 90°: A neural model.

Vision research·2026
See all related articles

Chromatic assimilation, a color perception shift, was studied using time-varying light. Findings suggest neural processes, not just optical factors, contribute to this visual phenomenon.

Area of Science:

  • Visual perception
  • Color science
  • Neuroscience

Background:

  • Chromatic assimilation describes how surrounding light influences perceived color.
  • Previous research often focused on color judgments, not temporal dynamics.

Purpose of the Study:

  • To investigate the mechanisms of chromatic assimilation.
  • To quantify assimilation using a novel method focusing on perceived steadiness.
  • To determine if neural processes contribute to assimilation.

Main Methods:

  • Measured assimilation by nulling time-varying color shifts with counter-phase light.
  • Varied inducing light luminance, temporal frequency, and chromaticity.
  • Observers judged test area steadiness, not color.

Related Experiment Videos

Main Results:

  • Measured assimilation could not be explained by optical factors alone.
  • Temporal variations in inducing light caused measurable assimilation.
  • Assimilation was not independent across different cone pathways (L/M and S).

Conclusions:

  • Neural processing plays a significant role in chromatic assimilation.
  • The findings challenge purely optical explanations of color perception shifts.
  • Assimilation mechanisms involve interactions between cone pathways.