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Related Experiment Video

Updated: Jul 15, 2026

Investigating the Deployment of Visual Attention Before Accurate and Averaging Saccades via Eye Tracking and Assessment of Visual Sensitivity
06:46

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

Published on: March 18, 2019

Saccade trajectory under simultaneous inhibition for two locations.

Hiroyuki Sogo1, Yuji Takeda

  • 1Institute for Human Science and Biomedical Engineering, National Institute of Advanced Industrial Science and Technology, AIST Tsukuba Central 6, 1-1-1 Higashi, Tsukuba, Ibaraki 305-8566, Japan. h-sogo@aist.go.jp

Vision Research
|April 10, 2007
PubMed
Summary

Saccade trajectories curve away from non-target stimuli due to spatial inhibition. Inhibiting two locations showed a summed effect on saccade direction, confirmed by simulation.

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Area of Science:

  • Neuroscience
  • Cognitive Psychology
  • Computational Neuroscience

Background:

  • Saccade trajectories often deviate from non-target stimuli appearing before execution.
  • Spatial inhibition is a proposed mechanism to explain this deviation.
  • The impact of simultaneous inhibition at multiple locations on saccade trajectories is not well understood.

Purpose of the Study:

  • To investigate how inhibiting two distinct locations affects saccade trajectories.
  • To determine if the effects of multiple inhibitions are additive.

Main Methods:

  • Experimental manipulation of two inhibited locations during saccade execution.
  • Analysis of saccade trajectory deviations.
  • Computational modeling using the initial interference model.

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Related Experiment Videos

Last Updated: Jul 15, 2026

Investigating the Deployment of Visual Attention Before Accurate and Averaging Saccades via Eye Tracking and Assessment of Visual Sensitivity
06:46

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

Published on: March 18, 2019

Using Saccadometry with Deep Brain Stimulation to Study Normal and Pathological Brain Function
05:44

Using Saccadometry with Deep Brain Stimulation to Study Normal and Pathological Brain Function

Published on: July 14, 2016

Main Results:

  • Saccade trajectories were significantly influenced by the presence and location of inhibited stimuli.
  • The observed effect of inhibiting two locations was the sum of the individual inhibition effects.
  • Simulation results supported the summation of inhibition effects on initial saccade direction.

Conclusions:

  • The spatial inhibition of non-target stimuli has a cumulative effect on saccade trajectory modulation.
  • The initial interference model can simulate the summation of inhibitory effects on saccade planning.
  • Understanding multi-location inhibition is crucial for comprehending oculomotor control and spatial attention.