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Egocentric and Allocentric Spatial Memory for Body Parts: A Virtual Reality Study.

Silvia Serino1, Daniele Di Lernia2, Giulia Magni3

  • 1Department of Psychology, Universitàdegli Studi Milano -Bicocca, Milan, Italy.

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Egocentric recall improved spatial memory performance for object locations, irrespective of whether hand stimuli were viewed from a first-person perspective (1PP) or third-person perspective (3PP). This highlights the mnemonic power of body-related stimuli.

Keywords:
allocentric memorybodyegocentric memoryspatial memoryvirtual reality

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Area of Science:

  • Cognitive Psychology
  • Neuroscience
  • Human Memory

Background:

  • Spatial memory research extensively covers object position mechanisms.
  • The influence of object features on spatial memory remains less understood.
  • Body-related stimuli are increasingly recognized for their mnemonic potential.

Purpose of the Study:

  • To investigate egocentric and allocentric object-location memory differences.
  • To examine the impact of hand stimuli perspective (1PP vs. 3PP) on spatial memory.
  • To explore how body-related stimuli affect spatial memory encoding and retrieval.

Main Methods:

  • Fifty-two adults encoded object locations in a virtual museum.
  • Stimuli included hand gestures in first-person perspective (1PP) and third-person perspective (3PP).
  • A two-step memory task assessed allocentric (building location) and egocentric (room section) recall.

Main Results:

  • Egocentric recall demonstrated a significant memory performance boost.
  • This egocentric advantage was consistent regardless of the perspective (1PP or 3PP) of the hand stimuli.
  • No significant differences were found based on the perspective of the stimuli.

Conclusions:

  • Egocentric spatial memory is enhanced by body-related stimuli, independent of viewpoint.
  • Body-related stimuli possess strong mnemonic properties for spatial memory.
  • Future research should further explore the mechanisms behind body-stimuli interactions in spatial memory.