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Related Experiment Video

Updated: Mar 1, 2026

Measuring Attention and Visual Processing Speed by Model-based Analysis of Temporal-order Judgments
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Differences and Similarities for Spatial and Feature-Based Selective Attentional Orienting.

Daniela Galashan1,2, Julia Siemann1

  • 1Department of Neuropsychology and Behavioral Neurobiology, University of BremenBremen, Germany.

Frontiers in Neuroscience
|June 3, 2017
PubMed
Summary
This summary is machine-generated.

This study reveals a shared fronto-parietal network for spatial and feature-based attention. Posterior regions show specialization for spatial attention during reorienting, suggesting a hierarchical organization within attention networks.

Keywords:
cueingfMRIfeature-based attentionreorientingspatial attentionstimulus frequency

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Area of Science:

  • Cognitive Neuroscience
  • Neuroimaging
  • Human Brain Function

Background:

  • Selective attention prioritizes relevant information, with voluntary orienting to spatial or feature-based properties.
  • Previous research suggests a common fronto-parietal network for both attention types, but with some discrepancies regarding specific activations.

Purpose of the Study:

  • To investigate the neural correlates of spatial versus feature-based attention during both focused attention and reorienting.
  • To compare brain activation patterns between spatial and feature-based attention using fMRI.

Main Methods:

  • Functional magnetic resonance imaging (fMRI) was employed in two human samples (40 participants total).
  • Participants performed tasks involving spatial and feature-based attention under valid and invalid cueing conditions with identical stimuli and timing.
  • Analysis focused on brain activity during reorienting (invalid cueing) and focused attention (valid cueing).

Main Results:

  • A common fronto-parietal network, including ventral orienting network components, was active for both attention types and validities.
  • Specific posterior regions showed greater activation for spatial compared to feature-based orienting, particularly during reorienting.
  • No distinct specialized areas were found for spatial focused attention or for feature-based attention (reorienting/focusing).

Conclusions:

  • Results support a superordinate fronto-parietal network for both spatial and feature-based attention, encompassing reorienting and focusing.
  • A specialization within posterior brain regions for spatial attention, especially during reorienting, was observed.