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

Contrast affects flicker and speed perception differently

P Thompson1, L S Stone

  • 1Department of Psychology, University of York, U.K. pt2@york.ac.uk

Vision Research
|May 1, 1997
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

A coaching intervention to improve physician mental health and well-being during COVID-19.

Occupational medicine (Oxford, England)·2025
Same author

TRICHINELLA INFECTIONS IN WILDLIFE FROM PENNSYLVANIA: VARIATION IN EXPOSURE AMONG COYOTE (CANIS LATRANS), GRAY FOX (UROCYON CINEREOARGENTEUS), AND RED FOX (VULPES VULPES).

The Journal of parasitology·2024
Same author

Withdrawal notice to: Impact of Provision of Abdominal Aortic Calcification Results on Cardiovascular Risk Reducing Behaviours: A 12-Week RCT [Heart, Lung and Circulation, Volume 33, Supplement 4, August 2024, Page S357].

Heart, lung & circulation·2024
Same author

WITHDRAWN: Impact of Provision of Abdominal Aortic Calcification Results on Cardiovascular Risk Reducing Behaviours: A 12-Week RCT.

Heart, lung & circulation·2024
Same author

Characterizing hepatitis B virus infection in children in the Democratic Republic of Congo to inform elimination efforts.

medRxiv : the preprint server for health sciences·2024
Same author

Glaucoma after penetrating keratoplasty and keratoprosthesis.

Journal francais d'ophtalmologie·2023
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

Contrast influences speed perception, with lower contrast appearing slower. This study explores if temporal frequency models explain this, finding contrast affects speed and flicker perception differently.

Area of Science:

  • Visual perception
  • Computational neuroscience

Background:

  • Contrast significantly impacts visual speed perception.
  • Previous models linked speed perception to filter response amplitude.

Purpose of the Study:

  • Investigate if temporal frequency models explain contrast-dependent speed perception.
  • Examine the role of temporal frequency in visual speed estimation.

Main Methods:

  • Measured contrast effects on flicker perception.
  • Analyzed perceived drift rate and flicker rate under varying contrast.

Main Results:

  • Contrast manipulations had opposing effects on perceived drift and flicker rates.
  • Reduced contrast increased the apparent temporal frequency of gratings.
Keywords:
NASA Center ARCNASA Discipline Neuroscience

Related Experiment Videos

Conclusions:

  • Temporal frequency-based speed perception models face challenges.
  • Disparate contrast effects suggest separate mechanisms for speed and flicker perception or a role for spatial frequency.