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Related Experiment Video

Updated: Jun 4, 2025

Measuring Attention and Visual Processing Speed by Model-based Analysis of Temporal-order Judgments
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The priority state of items in visual working memory determines their influence on early visual processing.

Dan Wang1, Samson Chota1, Luzi Xu1

  • 1Department of Experimental Psychology, Helmholtz Institute, Utrecht University, Utrecht, the Netherlands.

Consciousness and Cognition
|December 19, 2024
PubMed
Summary

Visual working memory (VWM) contents can be prioritized or de-prioritized to control visual processing. Prioritized VWM items enhance perception, while de-prioritized items have less influence, demonstrating flexible cognitive control.

Keywords:
Attentional captureConsciousnessEarly visual processingInterocular suppressionVisual attentionVisual working memory

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Area of Science:

  • Cognitive Neuroscience
  • Visual Perception
  • Memory

Background:

  • Visual working memory (VWM) influences early visual processing.
  • The priority state of VWM items can vary based on task demands.

Purpose of the Study:

  • Investigate how VWM item priority affects visual awareness and attention.
  • Examine the impact of prioritized vs. non-prioritized VWM items on perception.

Main Methods:

  • Utilized three perceptual tasks: breaking continuous flash suppression, attentional capture, and visual search.
  • Manipulated the priority of items held in visual working memory.

Main Results:

  • Stimuli matching prioritized VWM items showed a significant perceptual advantage.
  • Stimuli matching non-prioritized VWM items also had an advantage over unrelated stimuli.
  • Minimal memory loss was observed despite priority changes.

Conclusions:

  • Observers can flexibly prioritize and de-prioritize VWM contents.
  • This flexibility allows control over VWM's influence on concurrent visual processing.