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

Numerosity estimation as a function of stimulus organization.

N Ginsburg1

  • 1Lakehead University, Thunder Bay, Ontario, Canada.

Perception
|January 1, 1991
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

Transmittance and reflectance of a thin absorbing film on a thick substrate.

Applied optics·2010
Same author

Equations for optical constants suitable for use in a Fortran program.

Applied optics·2010
Same author

The organization of visual objects: randomness.

Perceptual and motor skills·1997
Same author

Number bias, estimation, and sensation seeking.

Perceptual and motor skills·1996
Same author

Numerosity estimation and age.

Perceptual and motor skills·1994
Same author

Headache and sensation seeking.

Psychological reports·1991
Same journal

Predictive models and parameter analysis for multiple tactile perceptions in skin-wet fabrics interface.

Perception·2026
Same journal

High-resolution kitsch by AI: Why society needs art, not more AI content.

Perception·2026
Same journal

Benchmarking spatial discrimination thresholds of two-frame motion defined forms compared to luminance and stereoscopic defined forms.

Perception·2026
Same journal

The effect of face masks on the perception of trustworthiness and competence in individuals with autistic traits.

Perception·2026
Same journal

The importance of external features for categorizing ethnicity: can Koreans identify Korean, Japanese, and Chinese faces?

Perception·2026
Same journal

Interoception, alexithymia, and motor congruency: Psychological drivers of body ownership in virtual reality.

Perception·2026
See all related articles

Stimulus organization, measured by nearest neighbor distance, impacts how many items people perceive. As item clustering increases, perceived numerosity significantly decreases.

Area of Science:

  • Cognitive Psychology
  • Perception Science

Background:

  • Understanding how the spatial arrangement of stimuli influences perception is crucial in cognitive science.
  • Previous research suggests that stimulus organization can affect various perceptual judgments.

Purpose of the Study:

  • To investigate the relationship between stimulus organization and the perception of numerosity.
  • To determine if increasing stimulus clustering affects the accuracy of numerosity estimates.

Main Methods:

  • Generated dot patterns across a cluster continuum from regular to random to clustered.
  • Utilized mean distance to nearest neighbors as a measure of stimulus organization.
  • Collected numerosity judgments from thirty human subjects.

Main Results:

Related Experiment Videos

  • A significant negative correlation was found between cluster measures and perceived numerosity.
  • Estimates of numerosity decreased as the degree of stimulus clustering increased.
  • The effect was consistent across different levels of organization.

Conclusions:

  • Stimulus organization, specifically clustering, demonstrably influences numerosity perception.
  • The way items are arranged in space alters the perceived quantity, independent of the actual number of items.
  • Further research is needed to fully elucidate the cognitive mechanisms underlying this organizational effect on perception.