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Convention Paper

The Application of Compressive Sampling to the Analysis and Synthesis of Spatial Sound Fields

Authors: Epain, Nicolas; Jin, Craig; Van Schaik, André

AES Convention 127 · Paper 7857 · October 2009

Abstract

Compressive sampling provides a new and interesting tool to optimise measurements of physical phenomena with a small number of sensors. The essential idea is that close to perfect reconstruction of the observed phenomenon may be possible when it can be described by a sparse set of basis functions. In this paper, we show how to apply compressive sampling techniques to the recording, analysis and synthesis of spatially extended sound fields. Numerical simulations demonstrate that our proposed method can dramatically improve the playback of spatialized sound fields as compared, for example, with High Order Ambisonics.

Details

Published in
AES Convention 127
AES Convention
127
Paper number
7857
Publication date
October 6, 2009
Session subject
Virtual Acoustics
Affiliation
Computing And Audio Research Laboratory, University of Sydney, Sydney, NSW, Australia (See document for exact affiliation information.)
Type
Convention Paper