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

Detection of temporal structure depends on spatial structure.

S H Lee1, R Blake

  • 1Department of Psychology, Vanderbilt Vision Research Center, Vanderbilt University, Nashville, TN 37240, USA.

Vision Research
|February 9, 2000
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

Is there a difference in pressures and forces under the roller with different pads when lunging horses with the Pessoa training aid?

Journal of equine veterinary science·2026
Same author

Use of a spot-check protocol to measure ventricular response rate in dogs with atrial fibrillation.

Journal of veterinary cardiology : the official journal of the European Society of Veterinary Cardiology·2025
Same author

Use of the subcostal view for obtaining aortic spectral Doppler-derived outflow velocities in cats.

Journal of veterinary cardiology : the official journal of the European Society of Veterinary Cardiology·2025
Same author

Tight nosebands apply high pressures on the horses' face and alter stride kinematics.

Journal of equine veterinary science·2025
Same author

Sustained perceptual invisibility of solid shapes following contour adaptation to partial outlines.

Consciousness and cognition·2014
Same author

Intermittent ambiguous stimuli: implicit memory causes periodic perceptual alternations.

Journal of vision·2009
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

Detecting temporal contrast modulation in hybrid images is easier when component gratings share a specific spatial phase alignment. This phase-dependent detection relies on non-linear interactions between visual spatial frequency channels.

Area of Science:

  • Visual Perception
  • Neuroscience
  • Image Processing

Background:

  • Observers detect correlated temporal contrast modulation in hybrid images more easily when components share an origin.
  • Spatial phase is a potential mediating variable in this visual detection process.

Purpose of the Study:

  • To investigate if spatial phase influences the detection of correlated temporal contrast modulation in hybrid visual images.
  • To determine the underlying neural mechanisms of phase-dependent contrast modulation detection.

Main Methods:

  • Measured detection thresholds for temporal contrast modulation in component gratings.
  • Manipulated the spatial phase relationship between component gratings.
  • Evaluated hypotheses related to local spatial features and non-linear interactions.

Related Experiment Videos

Main Results:

  • Detection of correlated contrast modulation was facilitated when two component gratings were aligned in a peaks-subtract phase.
  • This phase-dependent detectability is mediated by non-linear interactions among spatial frequency channels.
  • Detection was not based on local luminance, contrast, or luminance gradients.

Conclusions:

  • Spatial phase relationships and temporal correlation of contrast modulation are crucial for detecting patterns in hybrid images.
  • Facilitatory interactions between neural analyzers are triggered by specific spatial phase alignments and temporal correlations.