1391 search results - page 270 / 279 » Optimally Sparse Frames |
JMLR
2010
14 years 6 months ago
2010
Methods based on 1-relaxation, such as basis pursuit and the Lasso, are very popular for sparse regression in high dimensions. The conditions for success of these methods are now ...
128
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SIAMIS
2010
14 years 6 months ago
2010
This article proposes a new method for image separation into a linear combination of morphological components. Sparsity in fixed dictionaries is used to extract the cartoon and osc...
139
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ICCV
2011
IEEE
14 years 3 months ago
2011
IEEE
Human motion capturing (HMC) from multiview image sequences constitutes an extremely difficult problem due to depth and orientation ambiguities and the high dimensionality of the s...
113
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SIGMOD
2011
ACM
14 years 2 months ago
2011
ACM
Multimedia similarity search has been playing a critical role in many novel applications. Typically, multimedia objects are described by high-dimensional feature vectors (or point...
162
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EUROPAR
2011
Springer
13 years 11 months ago
2011
Springer
Abstract. ILU(k) is a commonly used preconditioner for iterative linear solvers for sparse, non-symmetric systems. It is often preferred for the sake of its stability. We present T...