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Cross-Modal Multivariate Pattern Analysis
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Three cortical scene systems and their development.

Daniel D Dilks1, Frederik S Kamps2, Andrew S Persichetti3

  • 1Department of Psychology, Emory University, Atlanta, GA 30322, USA.

Trends in Cognitive Sciences
|December 3, 2021
PubMed
Summary
This summary is machine-generated.

Cortical scene processing regions support distinct goals: scene categorization (parahippocampal place area), visually guided navigation (occipital place area), and map-based navigation (retrosplenial complex). These systems develop at different rates.

Keywords:
map-based navigationoccipital place area (OPA)parahippocampal place area (PPA)retrosplenial complex (RSC)scene categorizationvisually guided navigation

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Area of Science:

  • Neuroscience
  • Cognitive Neuroscience
  • Human Brain Imaging

Background:

  • Three scene-selective regions in the human brain have been identified.
  • A prevailing assumption is that all these regions directly support navigation.

Purpose of the Study:

  • To propose a revised framework for the functions of cortical scene processing regions.
  • To differentiate the computational goals supported by the parahippocampal place area, occipital place area, and retrosplenial complex.
  • To hypothesize differential developmental timelines for these brain regions.

Main Methods:

  • This study is primarily theoretical, proposing a new model based on existing literature and functional specialization.
  • It synthesizes findings from neuroimaging and cognitive psychology studies on scene perception and navigation.

Main Results:

  • The parahippocampal place area is proposed to support scene categorization (recognizing place type).
  • The occipital place area is hypothesized to support visually guided navigation (real-time environmental traversal).
  • The retrosplenial complex is suggested to support map-based navigation (long-distance, out-of-sight navigation).

Conclusions:

  • Cortical scene processing regions serve distinct computational roles, not solely navigation.
  • Scene categorization, visually guided navigation, and map-based navigation are supported by distinct brain areas.
  • These functional systems are hypothesized to develop at different rates, with navigation systems developing later than categorization.