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Related Experiment Videos

Semantic interference from objects both in and out of a scene context.

Katherine M Mathis1

  • 1University at Albany, State University of New York, USA. mathikm@millsaps.edu

Journal of Experimental Psychology. Learning, Memory, and Cognition
|February 6, 2002
PubMed
Summary

Objects automatically activate their meanings, even when presented in isolation or within contextual scenes. This research explores automatic semantic activation and its implications for object identification models.

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Area of Science:

  • Cognitive Psychology
  • Neuroscience
  • Visual Perception

Background:

  • Previous research indicates that objects automatically activate semantic representations.
  • However, these studies often presented objects in isolation, lacking background context.

Purpose of the Study:

  • To investigate the automaticity of semantic activation for objects presented both in isolation and within contextual scenes.
  • To examine how background context influences object identification and semantic processing.

Main Methods:

  • Experiments 1 and 2 used a word categorization task with objects embedded in incongruent or neutral contexts.
  • Experiment 3 introduced an interference task using objects and words within probable or improbable scenes.

Main Results:

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  • Slower word categorization occurred with incongruent objects, suggesting automatic semantic activation.
  • Interference effects were observed for probable objects in scenes, but not improbable ones.

Conclusions:

  • Object meanings are automatically activated, regardless of background context.
  • Contextual probability influences interference, impacting object identification models and theories of automaticity.