93 search results - page 18 / 19 » Reconstructing sparse signals from their zero crossings |
108
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CVPR
2008
IEEE
16 years 2 months ago
2008
IEEE
This paper presents a general method for segmenting a vector valued sequence into an unknown number of subsequences where all data points from a subsequence can be represented wit...
139
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ISCAS
2008
IEEE
15 years 7 months ago
2008
IEEE
— Non-negative matrix factorization (NMF), i.e. V ≈ WH where both V, W and H are non-negative has become a widely used blind source separation technique due to its part based r...
100
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ECCV
2010
Springer
15 years 6 months ago
2010
Springer
Abstract. Compressive sensing (CS) is a new approach for the acquisition and recovery of sparse signals and images that enables sampling rates significantly below the classical Ny...
110
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IMC
2007
ACM
15 years 2 months ago
2007
ACM
We consider the problem of diagnosing performance problems in distributed system and networks given end-to-end performance measurements provided by test transactions, or probes. C...
128
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ARCS
2005
Springer
15 years 6 months ago
2005
Springer
We propose an active vision system for object acquisition. The core of our approach is a reinforcement learning module which learns a strategy to scan an object. The agent moves a...