Manipulating Underfoot Tactile Perceptions of Flooring Materials in Augmented Virtuality

Underfoot haptics, a largely unexplored area, offers rich tactile information close to that of hand-based interactions. Haptic feedback gives a sense of physicality to virtual environments, making for a more realistic and immersive experience. Augmented Virtuality offers the ability to render virtua...

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Main Authors: Jack Topliss, Stephan Lukosch, Euan Coutts, Tham Piumsomboon
Format: Article
Language:English
Published: MDPI AG 2023-12-01
Series:Applied Sciences
Subjects:
Online Access:https://www.mdpi.com/2076-3417/13/24/13106
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author Jack Topliss
Stephan Lukosch
Euan Coutts
Tham Piumsomboon
author_facet Jack Topliss
Stephan Lukosch
Euan Coutts
Tham Piumsomboon
author_sort Jack Topliss
collection DOAJ
description Underfoot haptics, a largely unexplored area, offers rich tactile information close to that of hand-based interactions. Haptic feedback gives a sense of physicality to virtual environments, making for a more realistic and immersive experience. Augmented Virtuality offers the ability to render virtual materials on a physical object, or haptic proxy, without the user being aware of the object’s physical appearance while seeing their own body. In this research, we investigate how the visual appearance of physical objects can be altered virtually to impact the tactile perception of the object. An Augmented Virtuality system was developed to explore this, and two tactile perception experiments, consisting of 18 participants, were conducted. Specifically, we explore whether changing the visual appearance of materials affects a person’s underfoot tactile perception and which tactile perception is most affected by the change through a within-subjects experiment. Additionally, the study examines whether people are aware of changes in visual appearance when focused on other tasks through a between-subjects experiment. The study showed that a change in visual appearance significantly impacts the tactile perception of roughness. Matching visual appearance to physical materials was found to increase awareness of tactile perception.
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spelling doaj.art-8739769002c84e7785c0ffc7c9a7ff9e2023-12-22T13:51:27ZengMDPI AGApplied Sciences2076-34172023-12-0113241310610.3390/app132413106Manipulating Underfoot Tactile Perceptions of Flooring Materials in Augmented VirtualityJack Topliss0Stephan Lukosch1Euan Coutts2Tham Piumsomboon3School of Product Design, University of Canterbury, Christchurch 8041, New ZealandHIT Lab NZ, University of Canterbury, Christchurch 8041, New ZealandSchool of Product Design, University of Canterbury, Christchurch 8041, New ZealandSchool of Product Design, University of Canterbury, Christchurch 8041, New ZealandUnderfoot haptics, a largely unexplored area, offers rich tactile information close to that of hand-based interactions. Haptic feedback gives a sense of physicality to virtual environments, making for a more realistic and immersive experience. Augmented Virtuality offers the ability to render virtual materials on a physical object, or haptic proxy, without the user being aware of the object’s physical appearance while seeing their own body. In this research, we investigate how the visual appearance of physical objects can be altered virtually to impact the tactile perception of the object. An Augmented Virtuality system was developed to explore this, and two tactile perception experiments, consisting of 18 participants, were conducted. Specifically, we explore whether changing the visual appearance of materials affects a person’s underfoot tactile perception and which tactile perception is most affected by the change through a within-subjects experiment. Additionally, the study examines whether people are aware of changes in visual appearance when focused on other tasks through a between-subjects experiment. The study showed that a change in visual appearance significantly impacts the tactile perception of roughness. Matching visual appearance to physical materials was found to increase awareness of tactile perception.https://www.mdpi.com/2076-3417/13/24/13106augmented virtualityfeet-based hapticstactile perception
spellingShingle Jack Topliss
Stephan Lukosch
Euan Coutts
Tham Piumsomboon
Manipulating Underfoot Tactile Perceptions of Flooring Materials in Augmented Virtuality
Applied Sciences
augmented virtuality
feet-based haptics
tactile perception
title Manipulating Underfoot Tactile Perceptions of Flooring Materials in Augmented Virtuality
title_full Manipulating Underfoot Tactile Perceptions of Flooring Materials in Augmented Virtuality
title_fullStr Manipulating Underfoot Tactile Perceptions of Flooring Materials in Augmented Virtuality
title_full_unstemmed Manipulating Underfoot Tactile Perceptions of Flooring Materials in Augmented Virtuality
title_short Manipulating Underfoot Tactile Perceptions of Flooring Materials in Augmented Virtuality
title_sort manipulating underfoot tactile perceptions of flooring materials in augmented virtuality
topic augmented virtuality
feet-based haptics
tactile perception
url https://www.mdpi.com/2076-3417/13/24/13106
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AT stephanlukosch manipulatingunderfoottactileperceptionsofflooringmaterialsinaugmentedvirtuality
AT euancoutts manipulatingunderfoottactileperceptionsofflooringmaterialsinaugmentedvirtuality
AT thampiumsomboon manipulatingunderfoottactileperceptionsofflooringmaterialsinaugmentedvirtuality