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  4. Acoustic DoA Estimation by One Unsophisticated Sensor
 
conference paper

Acoustic DoA Estimation by One Unsophisticated Sensor

El Badawy, Dalia  
•
Dokmanic, Ivan  
•
Vetterli, Martin  
2017
Latent Variable Analysis and Signal Separation
13th International Conference on Latent Variable Analysis and Signal Separation

We show how introducing known scattering can be used in direction of arrival estimation by a single sensor. We first present an analysis of the geometry of the underlying measurement space and show how it enables localizing white sources. Then, we extend the solution to more challenging non-white sources like speech by including a source model and considering convex relaxations with group sparsity penalties. We conclude with numerical simulations using an unsophisticated sensing device to validate the theory.

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scatsense.pdf

Type

Postprint

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http://purl.org/coar/version/c_ab4af688f83e57aa

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openaccess

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3.69 MB

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Adobe PDF

Checksum (MD5)

634f287be60e7a011aa4102180e57086

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