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Working memory refers to a combination of components, including short-term memory and attention, that allow an individual to hold information temporarily as we perform cognitive tasks. It is an essential cognitive function that enables the execution of complex tasks such as problem-solving, comprehension, and reasoning. Unlike short-term memory, which simply involves the storage of information for a brief period, working memory involves the active manipulation and processing of this...
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Related Experiment Video

Updated: Mar 23, 2026

Assessing Working Memory in Children: The Comprehensive Assessment Battery for Children – Working Memory (CABC-WM)
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Amodal completion in visual working memory.

Siyi Chen1, Hermann J Müller1, Markus Conci1

  • 1Department of Psychology, Ludwig-Maximilians-University Munich.

Journal of Experimental Psychology. Human Perception and Performance
|March 29, 2016
PubMed
Summary
This summary is machine-generated.

Visual working memory (VWM) capacity is limited. Object completion in VWM is influenced by object structure and context, with global interpretations favored when context supports them, but this advantage diminishes with increased memory load.

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Area of Science:

  • Cognitive Psychology
  • Neuroscience
  • Visual Perception

Background:

  • Amodal completion, the perceptual filling-in of occluded object parts, is efficient at early processing stages.
  • However, maintaining completed objects in visual working memory (VWM) may be limited by resource constraints.

Purpose of the Study:

  • To investigate how object structure influences encoding and maintenance in VWM.
  • To determine if amodal completion processes are capacity-limited in VWM.

Main Methods:

  • A change detection paradigm was used to assess memory performance.
  • Participants viewed either composite (occluded) or simple (unoccluded) objects.

Main Results:

  • Memory performance was higher for simple objects compared to composite objects.
  • Global completion in VWM was observed for composite objects when context supported it, but this advantage decreased with larger memory set sizes.

Conclusions:

  • VWM completion is influenced by object structure and context, and is subject to capacity limitations.
  • Representation format in VWM is top-down controlled, not automatic, and depends on object context.