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Updated: Jul 8, 2026
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Investigating the Deployment of Visual Attention Before Accurate and Averaging Saccades via Eye Tracking and Assessment of Visual Sensitivity
Published on: March 18, 2019
Behavioral properties of saccades generated as a choice response
1Smith-Kettlewell Eye Research Institute, San Francisco, CA 94563, USA.
Experimental Brain Research
|January 15, 2008
Summary
Monkeys
Area of Science:
- Neuroscience
- Cognitive Science
- Behavioral Science
Background:
- Understanding decision-making processes is crucial for neurophysiological research.
- Previous studies have explored neural mechanisms of choice decisions.
Purpose of the Study:
- To investigate choice response decision-making behavior in monkeys.
- To provide background for neurophysiological studies on saccadic choice decisions.
Main Methods:
- Monkeys were trained to associate colors with spatial locations.
- Stimuli were presented briefly and masked, followed by a color cue.
- The number of alternative associations (NA) and stimulus rotation were varied.
Main Results:
- Performance decreased and response latency increased logarithmically with higher NA.
- Error rates increased with stimulus rotation, indicating distributed spatial associations.
- Saccade direction was biased but directed towards actual stimuli.
Conclusions:
- The monkey saccade system exhibits Hick's law for choice response latencies.
- Learned associations between color and location are spatially distributed.
- Training establishes spatially distributed sensory-to-motor associations for choice decisions.
