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Related Experiment Video

Updated: May 28, 2026

Investigating the Deployment of Visual Attention Before Accurate and Averaging Saccades via Eye Tracking and Assessment of Visual Sensitivity
06:46

Investigating the Deployment of Visual Attention Before Accurate and Averaging Saccades via Eye Tracking and Assessment of Visual Sensitivity

Published on: March 18, 2019

Nonretinotopic exogenous attention.

Marco Boi1, Mark Vergeer, Haluk Ogmen

  • 1Laboratory of Psychophysics, Brain Mind Institute, Ecole Polytechnique Fédérale de Lausanne, CH-1015 Lausanne, Switzerland. boi@bu.edu

Current Biology : CB
|October 18, 2011
PubMed
Summary
This summary is machine-generated.

Visual attention, essential for perception, can be guided by nonretinotopic cues. This study demonstrates that these cues enhance visual search accuracy and reaction times, challenging previous assumptions about exogenous attention.

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Related Experiment Videos

Last Updated: May 28, 2026

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06:46

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Published on: March 18, 2019

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09:37

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Published on: July 5, 2015

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Published on: March 25, 2011

Area of Science:

  • Neuroscience
  • Cognitive Science
  • Visual Perception

Background:

  • Attention is vital for efficient visual processing, enabling selection of relevant stimuli.
  • Reflexive, stimulus-driven attention aids environmental interaction and response speed.
  • Exogenous attention is traditionally thought to operate in retinotopic coordinates.

Purpose of the Study:

  • To investigate the spatial properties of exogenous attention.
  • To determine if nonretinotopic cues can influence visual search performance.
  • To challenge the prevailing view of retinotopic processing in exogenous attention.

Main Methods:

  • A novel experimental paradigm was employed.
  • Participants performed a visual search task.
  • The effect of a nonretinotopic cue on accuracy and reaction time was measured.

Main Results:

  • A nonretinotopic cue significantly improved accuracy in visual search.
  • Reaction times were also enhanced by the nonretinotopic cue.
  • The cue's influence was spatially and temporally limited, consistent with exogenous cueing.

Conclusions:

  • Exogenous attention is not exclusively retinotopic.
  • Nonretinotopic cues play a role in guiding attention.
  • A broader range of visual processing occurs nonretinotopically than previously understood.