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215
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ICASSP
2011
IEEE
14 years 10 months ago
2011
IEEE
The idea of learning overcomplete dictionaries based on the paradigm of compressive sensing has found numerous applications, among which image denoising is considered one of the m...
172
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ICASSP
2011
IEEE
14 years 10 months ago
2011
IEEE
A scalable blind source separation paradigm aimed at sensor networks is described. The approach facilitates an unlimited number of sensors and sources and does not require a fusio...
185
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ICASSP
2011
IEEE
14 years 10 months ago
2011
IEEE
Acoustic imaging is a computationally intensive and ill-conditioned inverse problem, which involves estimating high resolution source distributions with large microphone arrays. I...
163
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ICASSP
2011
IEEE
14 years 10 months ago
2011
IEEE
In this paper we present methods for downsampling datasets defined on graphs (i.e., graph-signals) by extending downsampling results for traditional N-dimensional signals. In par...
191
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ICASSP
2011
IEEE
14 years 10 months ago
2011
IEEE
Methods of 3D direction of arrival (DOA) estimation, coherent source detection and reflective surface localization are studied, based on recordings by a spherical microphone array...