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Related Experiment Video

Updated: Mar 22, 2026

Using Eye-tracking to Assess the Relative Importance of Visual and Vestibular Input to Subcortical Motion Processing in the Roll Plane

Using Eye-tracking to Assess the Relative Importance of Visual and Vestibular Input to Subcortical Motion Processing in the Roll Plane

Published on: August 22, 2025

Observers' cognitive states modulate how visual inputs relate to gaze control.

Omid Kardan¹, John M Henderson², Grigori Yourganov³

¹Department of Psychology, University of Chicago.

Journal of Experimental Psychology. Human Perception and Performance

|April 29, 2016

Summary

Viewer goals significantly alter how visual scene features guide eye movements. Visual search tasks show stronger links between eye movements and scene features compared to memorization or aesthetic judgment tasks.

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Last Updated: Mar 22, 2026

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VisualEyes: A Modular Software System for Oculomotor Experimentation

VisualEyes: A Modular Software System for Oculomotor Experimentation

Published on: March 25, 2011

Area of Science:

Cognitive psychology
Computational neuroscience
Visual perception

Background:

Eye movements are influenced by environmental visual features and viewer's internal knowledge.
The extent to which specific visual goals modulate this relationship remains unclear.

Purpose of the Study:

To systematically investigate how viewer's visual goals modulate the influence of scene visual features on eye movements.
To differentiate the impact of visual features on eye movements across distinct visual tasks.

Main Methods:

Tracking eye movements of participants performing visual search, memorization, and aesthetic judgment tasks on 135 scenes.
Employing canonical correlation analyses to assess the relationship between eye movements and visual features.
Utilizing classification analyses to predict viewing tasks based on eye movements and visual features.

Main Results:

Eye movements were more strongly related to low-level visual features during visual search than during aesthetic judgment or memorization.
Visual features like edge density, saliency, entropy, and hue were significant predictors of task, independent of eye movement dynamics.
Task-specific relevance of visual features to eye movements was confirmed, with brightness and saturation also contributing within-participant.

Conclusions:

The cognitive state of the observer acts as a moderator, influencing the relationship between stimulus-driven visual features and eye movements.
Visual goals dynamically shape the interplay between scene perception and oculomotor behavior.
Findings highlight the active role of top-down factors in guiding visual attention and exploration.