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

Border-ownership-dependent tilt aftereffect.

Rüdiger von der Heydt1, Todd Macuda, Fangtu T Qiu

  • 1Department of Neuroscience and Krieger Mind/Brain Institute, Johns Hopkins University, Baltimore, Maryland 21210, USA. von.der.heydt@jhu.edu

Journal of the Optical Society of America. A, Optics, Image Science, and Vision
|November 10, 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

Analysis of spiking synchrony in visual cortex reveals distinct types of top-down modulation signals for spatial and object-based attention.

PLoS computational biology·2021
Same author

Searching for object pointers in the visual cortex.

Journal of neurophysiology·2020
Same author

Figure-Ground Organization in Natural Scenes: Performance of a Recurrent Neural Model Compared with Neurons of Area V2.

eNeuro·2019
Same author

Figure and ground: how the visual cortex integrates local cues for global organization.

Journal of neurophysiology·2018
Same author

Short-term depression and transient memory in sensory cortex.

Journal of computational neuroscience·2017
Same author

Figure-ground organization in the visual cortex: does meaning matter?

Journal of neurophysiology·2017
Same journal

Multi-module collaborative optimization-driven fast speckle correlation imaging in variable environments.

Journal of the Optical Society of America. A, Optics, image science, and vision·2026
Same journal

Secrecy performance analysis of NOMA-UWOC systems over a vertically stratified WGG oceanic turbulence channel.

Journal of the Optical Society of America. A, Optics, image science, and vision·2026
Same journal

Backscattering of plane waves in a composite system containing a rough surface and anisotropic scatterers.

Journal of the Optical Society of America. A, Optics, image science, and vision·2026
Same journal

Aspherical surface construction methods based on extended Jacobi polynomials.

Journal of the Optical Society of America. A, Optics, image science, and vision·2026
Same journal

OCT sidelobe suppression method based on dual-path phase sinusoidal modulation and minimum value fusion.

Journal of the Optical Society of America. A, Optics, image science, and vision·2026
Same journal

Optical design concepts using wavelength-selective diffractive optics to enable miniaturized multimodal endoscopic imaging across separated spectral ranges.

Journal of the Optical Society of America. A, Optics, image science, and vision·2026
See all related articles

Human visual cortex uses border-ownership neurons to distinguish figure-ground organization. A novel tilt aftereffect demonstrates this coding, similar to macaque V2 neurons, indicating early-stage visual processing.

Area of Science:

  • Neuroscience
  • Visual Perception
  • Computational Neuroscience

Background:

  • Previous research in macaque V2 demonstrated border-ownership coding by orientation-selective neurons.
  • This coding involves two neuronal pools representing border ownership based on relative firing rates.

Purpose of the Study:

  • To investigate if the human visual cortex employs a similar neural mechanism for border-ownership coding.
  • To determine if border-ownership selectivity occurs at early stages of human visual processing.

Main Methods:

  • Demonstration of a novel border-ownership-contingent tilt aftereffect in human participants.
  • Localization of the aftereffect to specific visual locations to infer receptive field sizes.

Main Results:

Related Experiment Videos

  • A border-ownership-contingent tilt aftereffect was successfully demonstrated in the human visual cortex.
  • The aftereffect's location specificity suggests adaptation of neurons with small receptive fields.

Conclusions:

  • The human visual cortex utilizes a coding scheme for border ownership analogous to that found in macaque V2.
  • Figure-ground organization is likely represented by border-ownership-selective neurons in early human visual processing stages.