Related Experiment Video
Updated: Dec 29, 2025
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
7.4K
The parallel programming of landing position in saccadic eye movement sequences.
Journal of Vision
|January 31, 2020
Summary
Saccadic eye movements are programmed in parallel, with spatial information updated even during gaze shifts. Previewing target sequences improves saccade accuracy by integrating visual signals.
Area of Science:
- Neuroscience
- Cognitive Psychology
- Oculomotor Research
Background:
- Saccadic eye movements are crucial for visual exploration and task completion.
- Understanding the programming of sequential saccades is key to visual perception.
- The parallel processing of spatial information during saccade sequences remains unclear.
Purpose of the Study:
- To investigate the parallel programming of spatial aspects in saccadic eye movement sequences.
- To determine how target displacements affect saccade landing positions during sequences.
- To assess the influence of preview information on saccade accuracy in sequences.
Main Methods:
- Participants executed saccades to a series of visual targets.
- Target locations were dynamically displaced during the saccade sequence.
- Saccade landing positions and accuracy were analyzed in relation to target changes.
Main Results:
- Saccade landing positions deviated towards previous target locations, indicating parallel programming.
- Saccade accuracy was partially updated by new target locations.
- Increased preview of the sequence path reduced the impact of target displacements on saccades.
Conclusions:
- Saccadic sequence landing positions are programmed in parallel.
- Incoming visual information is integrated with pre-programmed information during saccade sequences.
- Preview duration influences the adaptation of saccades to target perturbations.
