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  4. Direction of arrival estimation using pseudo-intensity vectors with direct-path dominance test
 
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Direction of arrival estimation using pseudo-intensity vectors with direct-path dominance test
File(s)
1569959219_final.pdf (376.16 KB)
Accepted version
Author(s)
Moore, AH
Evers, C
Naylor, PA
Alon, DL
Rafaely, B
Type
Conference Paper
Abstract
The accuracy of direction of arrival estimation tends to degrade under reverberant conditions due to the presence of reflected signal components which are correlated with the direct path. The recently proposed direct-path dominance test provides a means of identifying time-frequency regions in which a single signal path is dominant. By analysing only these regions it was shown that the accuracy of the FS-MUSIC algorithm could be significantly improved. However, for real-time implementation a less computationally demanding localisation algorithm would be preferable. In the present contribution we investigate the direct-path dominance test as a preprocessing step to pseudo-intensity vector-based localisation. A novel formulation of the pseudo-intensity vector is proposed which further exploits the direct path dominance test and leads to improved localisation performance.
Date Issued
2015-09-04
Date Acceptance
2015-05-22
Citation
European Signal Processing Conference, 2015, pp.2296-2300
URI
http://hdl.handle.net/10044/1/38888
DOI
https://www.dx.doi.org/10.1109/EUSIPCO.2015.7362794
ISSN
2219-5491
Publisher
IEEE
Start Page
2296
End Page
2300
Journal / Book Title
European Signal Processing Conference
Copyright Statement
© 2016 IEEE. Personal use of this material is permitted. Permission from IEEE must be obtained for all other uses, in any current or future media, including reprinting/republishing this material for advertising or promotional purposes, creating new collective works, for resale or redistribution to servers or lists, or reuse of any copyrighted component of this work in other works.
Sponsor
Commission of the European Communities
Grant Number
609465
Source
European Signal Processing Conference
Publication Status
Published
Start Date
2015-08-31
Finish Date
2015-09-04
Coverage Spatial
Nice, France
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