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Conference Paper

Robust Estimation of Reverberation Time Using Polynomial Roots

Authors: Kelly, Ian J.; Boland, Francis M.; Skoglund, Jan

AES Conference: 60th International Conference: Dereverberation and Reverberation of Audio, Music, and Speech · Paper 6-1 · January 2016

Abstract

This paper further investigates previous findings that coefficients of acoustic responses can be modelled as random polynomials with certain constraints applied. In the case of room impulse responses, the median value of their clustered roots has been shown to be directly related to the reverberation time of the room. In this paper we examine the frequency dependency of reverberation time and we also demonstrate the method's robustness to truncation of impulse responses.

Details

Published in
AES Conference: 60th International Conference: Dereverberation and Reverberation of Audio, Music, and Speech
Paper number
6-1
Publication date
January 6, 2016
Session subject
Paper Session 6
Affiliation
Google, Inc.; Trinity College, Dublin, Ireland (See document for exact affiliation information.)
Type
Conference Paper