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Developmental changes in natural scene viewing in infancy

Katherine I Pomaranski1, Taylor R Hayes1, Mee-Kyoung Kwon2

  • 1Center for Mind and Brain.

Developmental Psychology
|August 26, 2021
PubMed

Insights

Infants

Area of Science:

  • Developmental Psychology
  • Cognitive Neuroscience
  • Infant Visual Perception

Background:

  • Decades of research exist on infant visual processing.
  • Understanding how infants process natural scenes is crucial for developmental insights.

Purpose of the Study:

  • To examine eye gaze patterns in infants (4-12 months) viewing natural scenes.
  • To investigate the development of visual systematicity and predictability in infants.
  • To determine the role of physical salience in guiding infant attention.

Main Methods:

  • Tracking eye movements of a diverse group of 54 infants (4-12 months old).
  • Analyzing infant fixations on images from the MIT Saliency Benchmark Project.
  • Comparing infant fixation patterns with computational saliency maps.

Main Results:

  • Infant visual fixations become more consistent and adult-like with age.
  • While correlation with physical salience increased, its explanatory power for variance decreased.
  • Younger infants' attention was guided by physical salience; older infants attended to other features.

Conclusions:

  • Infant visual attention to natural scenes becomes more systematic and predictable.
  • Predictability in older infants' gaze is driven by factors beyond physical salience.
  • This study reveals developmental shifts in how infants process complex visual environments.

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