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Related Experiment Video

Updated: Sep 2, 2025

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

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Transsaccadic object associations shape peripheral perception: The role of reliability.

Corinna Osterbrink¹, Lukas Recker¹, Arvid Herwig¹

¹Department of Psychology.

Journal of Experimental Psychology. Human Perception and Performance

|August 4, 2022

Summary

The visual system uses prior knowledge to interpret new visual information during eye movements. This study found that presaccadic perception is biased by associated foveal images, regardless of peripheral reliability.

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Area of Science:

Neuroscience
Cognitive Psychology
Visual Perception

Background:

The visual system must maintain perceptual continuity across eye movements.
Postsaccadic integration combines memorized peripheral and foveal information based on reliability.
The presaccadic integration of peripheral input with internal foveal images is less understood.

Purpose of the Study:

To investigate presaccadic integration of peripheral input with associated foveal images.
To determine if peripheral reliability influences the strength of presaccadic bias.
To extend the study of presaccadic perceptual bias to the feature of color.

Main Methods:

Three experiments involved participants learning associations between transsaccadically changing objects.
Participants judged features of peripherally presented objects after learning associations.
Peripheral input reliability was manipulated via contrast or color noise.

Main Results:

Perception was consistently biased towards the associated foveal image across all experiments.
The strength of this presaccadic bias did not vary with peripheral input reliability.
The presaccadic perceptual bias effect was demonstrated for the feature of color.

Conclusions:

Prior transsaccadic knowledge influences presaccadic perception, extending to color features.
The findings suggest differences between presaccadic and postsaccadic visual processing mechanisms.
The visual system's reliance on internal representations for perceptual continuity is highlighted.