1176 search results - page 59 / 236 » Sparse reward processes |
134
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ICASSP
2009
IEEE
15 years 10 months ago
2009
IEEE
In the last few years, we have witnessed an explosion in applications of sparse representation, the majority of which share the need for finding sparse solutions of underdetermine...
129
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ICASSP
2008
IEEE
15 years 10 months ago
2008
IEEE
In this paper, we examine the problem of overcomplete representations and provide new insights into the problem of stable recovery of sparse solutions in noisy environments. We es...
121
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ICASSP
2011
IEEE
14 years 7 months ago
2011
IEEE
Sparse representations of signals have received a great deal of attention in recent years, and the sparse representation classifier has very lately appeared in a speaker recogniti...
175
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ICCV
2011
IEEE
14 years 3 months ago
2011
IEEE
We present an approach for dictionary learning of action attributes via information maximization. We unify the class distribution and appearance information into an objective func...
ICIP
2007
IEEE
16 years 5 months ago
2007
IEEE
Finding the sparsest approximation of an image as a sum of basis functions drawn from a redundant dictionary is an NPhard problem. In the case of a dictionary whose elements form ...