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Conference Paper

Reaction Times of Spatially Coherent and Incoherent Signals in a Word Recognition Task

Authors: Stenzel, Hanne; Jackson, Philip J. B.; Francombe, Jon

AES Conference: 2018 AES International Conference on Audio for Virtual and Augmented Reality · Paper P2-2 · August 2018

Abstract

Using conventional sound design, the audio signal in virtual reality applications is often rendered as a static stereophonic signal. It is accompanied by a visual signal that allows for interactive behavior such as looking around. In the current test, the in?uence of spatial offset between the audio and visual signals is investigated using reaction time measurements in a word recognition task. The audio-visual offset is introduced by a video presented at horizontal offset angles between ±21°, accompanied with a static central audio. Measurements are compared to reaction times from a test where both audio and visual signal are presented with the same angle. Results show that audio-visual offsets between 10° and 20° cause signi?cant differences in reaction time compared to spatially matched presentation.

Details

Published in
AES Conference: 2018 AES International Conference on Audio for Virtual and Augmented Reality
Paper number
P2-2
Publication date
August 6, 2018
Affiliation
University of Surrey, Guildford, UK; BBC Research and Development, Salford, UK (See document for exact affiliation information.)
Type
Conference Paper