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Related Experiment Video

Updated: Apr 28, 2026

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

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

Published on: March 18, 2019

Visual motion shifts saccade targets.

Anna A Kosovicheva¹, Benjamin A Wolfe, David Whitney

¹Department of Psychology, University of California, 3210 Tolman Hall #1650, Berkeley, CA, 94720, USA, anko@berkeley.edu.

Attention, Perception & Psychophysics

|June 4, 2014

Summary

This summary is machine-generated.

The saccade system uses visual motion to predict target locations, shifting eye movements to compensate for processing delays. This study shows motion can alter perceived target positions, guiding accurate saccadic localization.

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Related Experiment Videos

Last Updated: Apr 28, 2026

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

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Published on: March 18, 2019

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Published on: March 13, 2018

Area of Science:

Neuroscience
Vision Science
Oculomotor System

Background:

Saccades are crucial for object localization but face challenges with moving targets due to processing delays.
The saccade system may predict target locations using motion information to ensure accurate localization.
It remains unclear if motion directly influences target spatial representation for saccadic targeting.

Purpose of the Study:

To investigate if the saccade system utilizes motion-induced position shifts to update saccade target locations.
To determine if perceived motion influences the spatial representation of targets for saccadic eye movements.

Main Methods:

Used drifting Gabor patches with soft and hard apertures as saccade targets, keeping aperture location fixed.
Manipulated motion signals and aperture type to induce illusory position shifts.
Measured saccadic localization responses to these targets.

Main Results:

Saccades were shifted towards the illusory position shift only when using a soft-aperture Gabor patch.
A hard-aperture stimulus, despite motion, resulted in a smaller illusory position shift.
Motion energy and target location were controlled, but position shifts varied by aperture type.

Conclusions:

Visual motion can shift the programmed locations of saccade targets.
This motion-induced remapping guides saccadic localization, suggesting a predictive mechanism in the saccade system.
The findings highlight the dynamic interaction between motion perception and oculomotor control.