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https://hdl.handle.net/2440/137829
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Type: | Journal article |
Title: | The Effects of Virtual and Physical Elevation on Physiological Stress during Virtual Reality Height Exposure |
Author: | Zhu, H.Y. Chen, H.T. Lin, C.T. |
Citation: | IEEE Transactions on Visualization and Computer Graphics, 2023; 29(4):1937-1950 |
Publisher: | Institute of Electrical and Electronics Engineers (IEEE) |
Issue Date: | 2023 |
ISSN: | 1077-2626 1941-0506 |
Statement of Responsibility: | Howe Yuan Zhu, Hsiang-Ting Chen, and Chin-Teng Lin |
Abstract: | Advances in virtual reality technology have greatly benefited the acrophobia research field. Virtual reality height exposure is a reliable method of inducing stress with low variance across ages and demographics. When creating a virtual height exposure environment, researchers have often used haptic feedback elements to improve the sense of realism of a virtual environment. While the quality of the rendered for the virtual environment increases over time, the physical environment is often simplified to a conservative passive haptic feedback platform. The impact of the increasing disparity between the virtual and physical environment on the induced stress levels is unclear. This article presents an experiment that explored the effect of combining an elevated physical platform with different levels of virtual heights to induce stress. Eighteen participants experienced four different conditions of varying physical and virtual heights. The measurements included gait parameters, heart rate, heart rate variability, and electrodermal activity. The results show that the added physical elevation at a low virtual height shifts the participant’s walking behaviour and increases the perception of danger. However, the virtual environment still plays an essential role in manipulating height exposure and inducing physiological stress. Another finding is that a person’s behaviour always corresponds to the more significant perceived threat, whether from the physical or virtual environment. |
Keywords: | Virtual reality; physiological stress; walking at heights; height exposure |
Rights: | © 2021 IEEE. Personal use is permitted, but republication/redistribution requires IEEE permission. See https://www.ieee.org/publications/rights/index.html for more information. |
DOI: | 10.1109/TVCG.2021.3134412 |
Grant ID: | http://purl.org/au-research/grants/arc/DP180100656 http://purl.org/au-research/grants/arc/DP210101093 |
Published version: | http://dx.doi.org/10.1109/tvcg.2021.3134412 |
Appears in Collections: | Computer Science publications |
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