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Convention Paper

Loss of Subjective Localization Cues in Virtual Acoustic Opening

Authors: Blanco-Martín, Elena; Casajus-Quiros, Francisco Javier; Gómez-Alfageme, Juan Jose; Ortiz-Berenguer, Luis Ignacio

AES Convention 124 · Paper 7443 · May 2008

Abstract

The reproduced sound event quality is very important in a WFS configuration that is used for an acoustic opening. One way of checking the subjective quality perceived by a listener is the ITU R. BS.1387 “Method for objective measurements of perceived audio quality”, but this method does not provide information about the listener ability to localize the sound. A Matlab application has been implemented (SEL, Sound Event Localization) simulating an acoustic opening configuration. The number of microphones and loudspeakers in the arrays is selectable, just as the sound source position, the gap between array transducers and the listener position. This simulation has been verified against a real configuration of acoustic opening. Moreover, the loss of localization cues has been analyzed with different multichannel codings.

Details

Published in
AES Convention 124
AES Convention
124
Paper number
7443
Publication date
May 6, 2008
Session subject
Psychoacoustics, Perception, and Listening Tests
Affiliation
Universidad Politecnica Madrid (See document for exact affiliation information.)
Type
Convention Paper