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Related Experiment Videos

Figure-ground organization and object recognition processes: an interactive account

S P Vecera1, R C O'Reilly

  • 1Department of Psychology, University of Utah, Salt Lake City 84112, USA. Shaun.Vecera@m.cc.utah.edu

Journal of Experimental Psychology. Human Perception and Performance
|April 29, 1998
PubMed
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Visual processing models challenge traditional bottom-up approaches. An interactive model suggests object recognition influences figure-ground organization, explaining familiarity effects in visual perception.

Area of Science:

  • Cognitive Psychology
  • Computational Neuroscience
  • Computer Vision

Background:

  • Traditional bottom-up models posit figure-ground organization precedes object recognition.
  • Behavioral studies indicate familiarity influences figure-ground assignment, conflicting with purely bottom-up processing.
  • This suggests a need for models that integrate object recognition with early visual organization.

Purpose of the Study:

  • To propose and present an interactive computational model of visual processing.
  • To account for behavioral findings where object familiarity affects figure-ground organization.
  • To offer an alternative to traditional bottom-up visual processing frameworks.

Main Methods:

  • Development of a graded, interactive computational model.

Related Experiment Videos

  • Simulation of visual processing incorporating top-down influences from object representations.
  • Comparison of model predictions with existing behavioral data on familiarity effects.

    • Main Results:

    • The interactive model successfully accounts for behavioral results showing familiarity effects.
    • The model demonstrates how top-down input can influence figure-ground organization.
    • It provides a computational basis for the interaction between object recognition and figure-ground assignment.

    Conclusions:

    • Figure-ground organization is not strictly a bottom-up process.
    • Visual processing involves interactive loops, with object recognition influencing early stages.
    • The proposed interactive model offers a more comprehensive account of visual perception than traditional bottom-up models.