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Related Experiment Video

Updated: Jun 5, 2026

Measuring Attention and Visual Processing Speed by Model-based Analysis of Temporal-order Judgments

Measuring Attention and Visual Processing Speed by Model-based Analysis of Temporal-order Judgments

Published on: January 23, 2017

Attentional resolution.

S He, P Cavanagh, J Intriligator

Trends in Cognitive Sciences

|January 13, 2011

Summary

This summary is machine-generated.

Visual attention has limited spatial resolution, meaning it groups fine details into textures. This attentional resolution impacts conscious perception and visual processing.

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Last Updated: Jun 5, 2026

Measuring Attention and Visual Processing Speed by Model-based Analysis of Temporal-order Judgments

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A Dual Task Procedure Combined with Rapid Serial Visual Presentation to Test Attentional Blink for Nontargets

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Measurement of Neurophysiological Signals of Ignoring and Attending Processes in Attention Control

Measurement of Neurophysiological Signals of Ignoring and Attending Processes in Attention Control

Published on: July 5, 2015

Area of Science:

Cognitive Neuroscience
Visual Perception

Background:

Attention selectively enhances visual information processing.
Current understanding suggests attentional resolution is coarser than visual acuity.

Purpose of the Study:

To investigate the spatial and temporal limitations of visual attention.
To understand how attentional resolution affects conscious perception.

Main Methods:

Analysis of existing research on attentional resolution.
Comparison of attentional limits with visual system capabilities.

Main Results:

Attentional resolution is limited, coarser than visual resolution.
Fine details within the attentional limit are perceived as grouped textures.
Attentional resolution is finer in the lower visual field than the upper.
The spatial aperture of attention is radially elongated.
Attentional temporal windows are broader than visual temporal resolution.

Conclusions:

Limited attentional resolution restricts conscious access to sensory information.
Phenomena like rapid serial visual presentation may stem from limited attentional temporal resolution.