Audio-Haptic simulation of walking on virtual ground surfaces to enhance realism

  • Authors:
  • Niels C. Nilsson;Rolf Nordahl;Luca Turchet;Stefania Serafin

  • Affiliations:
  • Medialogy, Department of Architecture, Design and Media Technology, Aalborg University Copenhagen, Denmark;Medialogy, Department of Architecture, Design and Media Technology, Aalborg University Copenhagen, Denmark;Medialogy, Department of Architecture, Design and Media Technology, Aalborg University Copenhagen, Denmark;Medialogy, Department of Architecture, Design and Media Technology, Aalborg University Copenhagen, Denmark

  • Venue:
  • HAID'12 Proceedings of the 7th international conference on Haptic and Audio Interaction Design
  • Year:
  • 2012

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Abstract

In this paper we describe two experiments whose goal is to investigate the role of physics-based auditory and haptic feedback provided at feet level to enhance realism in a virtual environment. To achieve this goal, we designed a multimodal virtual environment where subjects could walk on a platform overlooking a canyon. Subjects were asked to visit the environment wearing an head-mounted display and a custom made pair of sandals enhanced with sensors and actuators. A 12-channels surround sound system delivered a soundscape which was consistent with the visual environment. In the first experiment, passive haptics was provided by having a physical wooden platform present in the laboratory. In the second experiment, no passive haptics was present. In both experiments, subjects reported of having a more realistic experience while auditory and haptic feedback are present. However, measured physiological data and post-experimental presence questionnaire do not show significant differences when audio-haptic feedback is provided.