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An Open-Source Virtual Reality System for the Measurement of Spatial Learning in Head-Restrained Mice

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Physically real and virtual reality exposed line bisection response patterns: visuospatial attention allocation in

János Kállai¹, Tamás Páll², Kristóf Topa³

¹Institute of Behavioral Sciences, Medical School, University of Pécs, Pécs, Hungary.

Frontiers in Psychology

|August 9, 2023

Summary

Virtual reality (VR) alters hemispatial attention, shifting line bisection bias rightward compared to real environments. This suggests VR impacts visuospatial processing and attention allocation differently.

Keywords:

attention allocation line bisection neuronal network pseudoneglect virtual reality

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Area of Science:

Cognitive Neuroscience
Virtual Reality Research
Visuospatial Attention

Background:

Hemispatial attention describes how attention is allocated across the left and right visual fields.
Pseudoneglect is a common phenomenon where healthy individuals show a leftward bias in line bisection tasks.
Virtual reality (VR) presents novel environments that may influence cognitive processes like visuospatial attention.

Purpose of the Study:

To investigate hemispatial attention allocation in virtual reality (VR) compared to real environments.
To assess the rate and direction of pseudoneglect using a line bisection task (LBT) in both settings.
To explore how VR influences visuospatial activity and lateral bias.

Main Methods:

Fifty-one healthy, right-handed college students participated.
Participants completed a line bisection task in both a physical, real-world environment and a virtual reality environment.
Line bisection errors were recorded to measure lateral bias.

Main Results:

Line bisection task errors were individually consistent across real and VR environments.
A leftward bias (pseudoneglect) was observed in the real environment.
In the VR environment, the line bisection bias shifted towards the right hemispace.
Lower right-handedness scores correlated with reduced leftward bias in real environments but increased rightward bias in VR.

Conclusions:

Visuospatial reality construction in VR is associated with a rightward line bisection bias.
Virtual reality environments appear to modulate hemispatial attention allocation differently than real-world settings.
Findings suggest VR's unique properties alter established patterns of visuospatial attention.