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Updated: Mar 15, 2026

Investigating the Deployment of Visual Attention Before Accurate and Averaging Saccades via Eye Tracking and Assessment of Visual Sensitivity
Published on: March 18, 2019
Spatial limitations in averaging social cues
Joseph Florey1, Colin W G Clifford2, Steven Dakin3
1Department of Experimental Psychology, Queen Mary University of London, Mile End Rd, London, UK.
Groups
Area of Science:
- Visual perception and social cognition.
- Psychophysics and computational modeling.
Background:
- Social attention cues from groups are more potent than from individuals.
- Visual features like size, orientation, facial emotion, and identity can be averaged across elements.
Purpose of the Study:
- To compare the averaging of social cues (gaze direction) with non-social cues (head rotation, cone rotation).
- To investigate the role of visual processing efficiency in social cue averaging.
Main Methods:
- Utilized an equivalent noise procedure to estimate internal noise and sample size for averaging different cues.
- Employed reverse correlation analysis to determine the spatial distribution of samples used in averaging.
- Measured discrimination thresholds for various visual stimuli.
Main Results:
- Averaging head rotation and cone rotation was more efficient and less noisy than averaging gaze direction.
- Presenting only the eye region of faces at a larger size enhanced gaze averaging performance.
- Reverse correlation showed larger sampling areas for head rotation compared to gaze direction.
Conclusions:
- Poorer visual processing of faces in the periphery likely accounts for differences in averaging gaze versus head cues.
- A general mechanism for averaging object rotation may underlie the similarity between head and cone averaging.
- Visual attention and social cue processing are influenced by peripheral visual field limitations.
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