Influence of Changes in Audio Spatialization on Immersion in Audiovisual Experiences

Sarvesh Agrawal*, Søren Bech, Katrien de Moor, Søren Forchhammer

*Kontaktforfatter

Publikation: Bidrag til tidsskriftTidsskriftartikelForskningpeer review

3 Citationer (Scopus)
70 Downloads (Pure)

Abstract

Understanding the influence of technical system parameters on audiovisual experiences is important for technologists to optimize experiences. The focus in this study was on the influence of changes in audio spatialization (varying the loudspeaker configuration for audio rendering from 2.1 to 5.1 to 7.1.4) on the experience of immersion. First, a magnitude estimation experiment was performed to perceptually evaluate envelopment for verifying the initial condition that there is a perceptual difference between the audio spatialization levels. It was found that envelopment increased from 2.1 to 5.1 reproduction, but there was no significant benefit of extending from 5.1 to 7.1.4. An absolute-rating experimental paradigm was used to assess immersion in four audiovisual experiences by 24 participants. Evident differences between immersion scores could not be established, signaling that a change in audio spatialization and subsequent change in envelopment does not guarantee a psychologically immersive experience.

OriginalsprogEngelsk
TidsskriftJournal of the Audio Engineering Society
Vol/bind70
Udgave nummer10
Sider (fra-til)810-823
Antal sider14
ISSN1549-4950
DOI
StatusUdgivet - okt. 2022

Bibliografisk note

Funding Information:
This project has received funding from the European Union’s Horizon 2020 Research and Innovation Pro-gramme under the Marie Skłodowska-Curie grant agreement number 765911. The authors would like to thank Geoff Martin and Thomas Ottesen for helping with the facilities and experimental setup.

Funding Information:
This project has received funding from the European Union’s Horizon 2020 Research and Innovation Programme under the Marie Skłodowska-Curie grant agreement number 765911. The authors would like to thank Geoff Martin and Thomas Ottesen for helping with the facilities and experimental setup.

Publisher Copyright:
© 2022 Audio Engineering Society. All rights reserved.

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