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Creating navigable auralisations using RIR convolution: Impact of grid density and panning method on perceived source stability

Authors: De Muynke, Julien; Poirier-Quinot, David; Katz, Brian F. G.

AES Conference: AES 2023 International Conference on Spatial and Immersive Audio · Paper 49 · August 2023

Abstract

Convolution with spatial room impulse responses (RIRs) is often used to create realistic auralisations. The technique can be combined with spatial interpolation to create navigable virtual environments. This paper reports the preliminary results of an experiment designed to assess the impact of various interpolation parameters on perceived auditory source stability under various auralisation conditions. Participants freely explored a virtual scene while listening to a 3rd order Ambisonic RIR auralisation over headphones equipped with a tracked head-mounted display. They were asked to rate source stability under various conditions of RIR grid density, interpolation panning method, and room acoustics. A preliminary analysis of the results is presented.

Details

Published in
AES Conference: AES 2023 International Conference on Spatial and Immersive Audio
Paper number
49
Publication date
August 6, 2023
Session subject
Paper
Affiliation
Sorbonne Université, CNRS, Institut Jean Le Rond d’Alembert, UMR 7190, Paris, France; Eurecat, Centre Tecnològic de Catalunya, Tecnologies Multimèdia, Barcelona, 08005, Spain; Sorbonne Université, CNRS, Institut Jean Le Rond d’Alembert, UMR 7190, Paris, France; Sorbonne Université, CNRS, Institut Jean Le Rond d’Alembert, UMR 7190, Paris, France (See document for exact affiliation information.)
Type
Conference Paper