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Visual statistical learning in children and adults: evidence from probability cueing
1Department of Psychology, Montclair State University, 1 Normal Ave., Montclair, NJ, 07043, USA. yangyi@montclair.edu.
Psychological Research
|November 10, 2020
Summary
Visual statistical learning (VSL) develops early, with children and adults showing similar probability cueing effects. This learning guides attention, creating an attention gradient phenomenon even with salient perceptual cues.
Area of Science:
- Cognitive Psychology
- Developmental Psychology
- Neuroscience
Background:
- Visual statistical learning (VSL) involves incidentally extracting statistical regularities of target locations.
- The probability cueing paradigm and attention gradient phenomenon are key areas of investigation in VSL.
Purpose of the Study:
- To examine the developmental trajectory of VSL using a probability cueing paradigm with salient perceptual cues.
- To investigate the attention gradient phenomenon within VSL across different age groups.
- To understand how perceptual cues influence attentional guidance in VSL.
Main Methods:
- A visual search task was employed where targets appeared more frequently in one quadrant (rich) than others (sparse).
- Participants rotated the screen, and target probabilities were equalized across quadrants, each with a unique perceptual cue (color).
- 1st-4th graders and adults participated, with testing phases assessing attentional biases.
Main Results:
- All participants, regardless of age, exhibited significant probability cueing effects.
- An attention gradient phenomenon was observed, with slower responses to distant sparse quadrants compared to adjacent ones.
- Persistent attentional biases, based on both egocentric and allocentric perspectives, were evident in all age groups.
Conclusions:
- Probability cueing effects in VSL appear to develop early in childhood.
- Salient perceptual cues effectively bias attention guidance in VSL for both children and adults.
- VSL elicits a robust space-based attention gradient phenomenon across development.
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