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

Classification of color dimensions in multiple contexts

J R Mounts1, R D Melara

  • 1Department of Psychological Sciences, Purdue University, West Lafayette, Indiana 47907, USA.

Journal of Experimental Psychology. Human Perception and Performance
|April 1, 1995
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

How important are dimensions to perception?

The Behavioral and brain sciences·2014
Same author

Informational primacy of visual dimensions: specialized roles for luminance and chromaticity in figure-ground perception.

Perception & psychophysics·2001
Same author

A confluence of contexts: asymmetric versus global failures of selective attention to stroop dimensions.

Journal of experimental psychology. Human perception and performance·2001
Same author

Attentional capture by abrupt onsets and feature singletons produces inhibitory surrounds.

Perception & psychophysics·2001
Same author

Evidence for suppressive mechanisms in attentional selection: feature singletons produce inhibitory surrounds.

Perception & psychophysics·2000
Same author

Attentional selection of objects or features: evidence from a modified search task.

Perception & psychophysics·1999
Same journal

Human thermal sensitivity drifts at extreme temperatures.

Journal of experimental psychology. Human perception and performance·2026
Same journal

Dynamic competition between selective attention and spatial prediction during visual search.

Journal of experimental psychology. Human perception and performance·2026
Same journal

Encapsulation of the visual perception of social events from semantic priming.

Journal of experimental psychology. Human perception and performance·2026
Same journal

Biasmapping: Idiosyncratic covert search in the vicinity of fixation.

Journal of experimental psychology. Human perception and performance·2026
Same journal

What are you still waiting for? Fricative recognition shows encapsulated processing and is partially predicted by secondary cue reliance.

Journal of experimental psychology. Human perception and performance·2026
Same journal

Eye movements reveal that drivers can predict the location of hazards in dynamic road scenes but gaze and awareness are dissociable.

Journal of experimental psychology. Human perception and performance·2026
See all related articles

Visual perception research shows that how we classify colors depends on context. Hue is most resistant to confusing within-category variations, suggesting its importance for real-world color distinctions.

Area of Science:

  • Visual perception
  • Color science
  • Cognitive psychology

Background:

  • Understanding how visual features like hue, saturation, and brightness are processed is crucial for explaining object recognition.
  • Prior research indicates that contextual information can significantly influence perceptual tasks.

Purpose of the Study:

  • To investigate the impact of intraclass and redundant context on speeded classification tasks involving color dimensions.
  • To determine the relative 'hardness' of hue, saturation, and brightness under varying contextual conditions.

Main Methods:

  • Participants performed speeded classification tasks using pairs of color dimensions (hue, saturation, brightness).
  • One dimension served as context, while the other was the target for classification.
  • Experiments manipulated intraclass context (variation within response categories) and redundant context (variation between categories).

Related Experiment Videos

  • Experiment 3 employed a factorial design with 5 levels for both intraclass and redundant context.

    • Main Results:

    • Performance degraded when the context-setting dimension varied within a response category (intraclass context).
    • Performance improved when context variation occurred between response categories (redundant context).
    • No interference was observed from irrelevant variation when intraclass and redundant contexts were combined.
    • Color dimensions exhibited differential 'hardness,' with hue showing the most resistance to intraclass context and brightness the least.

    Conclusions:

    • The 'hardness' of a visual dimension, its resistance to intraclass context, may reflect its effectiveness in distinguishing natural categories.
    • Hue appears to be a more robust feature for categorization compared to saturation and brightness, likely due to its role in real-world object identification.