915 search results - page 105 / 183 » Convergence of Iterations |
108
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GLOBECOM
2009
IEEE
15 years 10 months ago
2009
IEEE
—In this paper, we study the joint power and channel resource allocation problem for a multiuser F/TDMA decodeand-forward (DF) relay network under per-node power constraints and ...
141
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CVPR
2009
IEEE
15 years 7 months ago
2009
IEEE
Nonnegative Matrix Factorization (NMF) approximates a given data matrix as a product of two low rank nonnegative matrices, usually by minimizing the L2 or the KL distance between ...
157
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CORR
2007
Springer
15 years 3 months ago
2007
Springer
Abstract— We develop a general framework for MAP estimation in discrete and Gaussian graphical models using Lagrangian relaxation techniques. The key idea is to reformulate an in...
130
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NAACL
2010
15 years 1 months ago
2010
Perceptron training is widely applied in the natural language processing community for learning complex structured models. Like all structured prediction learning frameworks, the ...
124
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ICIP
2005
IEEE
15 years 9 months ago
2005
IEEE
In traditional digital image restoration, the blurring process of the optic is assumed known. Many previous research efforts have been trying to reconstruct the degraded image or ...