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Predictive Foveal Processing in Active Vision
Lisa M Kroell1, Martin Rolfs2,3,4
11Max Planck Institute for Biological Intelligence, Martinsried, Germany.
Annual Review of Vision Science
|June 30, 2026
Summary
Predictive processing in the fovea smooths vision during saccadic eye movements. Peripheral target features anticipate the foveal shift, enhancing visual continuity and perception.
Area of Science:
- Neuroscience
- Cognitive Psychology
- Vision Science
Background:
- Humans use saccadic eye movements for detailed foveal vision.
- Despite image displacement during saccades, visual perception remains continuous.
- Understanding the mechanisms of visual continuity during eye movements is crucial.
Purpose of the Study:
- To highlight the role of predictive foveal processing in maintaining visual continuity.
- To investigate how attentional allocation influences foveal and foveolar vision.
- To demonstrate predictive processing of saccade targets in presaccadic vision.
Main Methods:
- Review of psychophysical studies on visual perception and eye movements.
- Summary of neuroimaging studies investigating brain activity during saccades.
- Analysis of predictive mechanisms in foveal vision.
Main Results:
- Foveal and foveolar vision are non-uniform and influenced by attention.
- Defining features of saccade targets are predicted in presaccadic foveal vision.
- Peripheral target features predictively modulate feature tuning in high-acuity foveal vision.
Conclusions:
- Predictive foveal processing is key to seamless visual transitions during saccades.
- A unified mechanism explains how peripheral cues predict foveal target features.
- This predictive mechanism facilitates smooth perceptual continuity as gaze shifts.
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