502 search results - page 40 / 101 » Sparse Subspace Clustering |
125
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ICASSP
2011
IEEE
14 years 9 months ago
2011
IEEE
We propose an approach for the estimation of sparse filters from a convolutive mixture of sources, exploiting the time-domain sparsity of the mixing filters and the sparsity of ...
181
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ICCV
2009
IEEE
15 years 3 months ago
2009
IEEE
This paper investigates a new learning formulation called dynamic group sparsity. It is a natural extension of the standard sparsity concept in compressive sensing, and is motivat...
176
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ICPR
2010
IEEE
16 years 1 months ago
2010
IEEE
Matching near-infrared (NIR) face images to visible light (VIS) face images offers a robust approach to face recognition with unconstrained illumination. In this paper we propose ...
416
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CNSR
2011
IEEE
14 years 9 months ago
2011
IEEE
—Network delay is a crucial metric for evaluating the state of the network. We present in this paper a structural analysis of network delay, based on delay measurements of a back...
170
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IM
2008
15 years 6 months ago
2008
Social networks are ubiquitous. The discovery of close-knit clusters in these networks is of fundamental and practical interest. Existing clustering criteria are limited in that c...