205 search results - page 21 / 41 » On Approximation Algorithms for Hierarchical MAX-SAT |
132
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NETWORKING
2000
15 years 1 months ago
2000
Abstract. The paper deals with tree-structured point-to-multipoint networks, where users from infinite user populations at the leaf nodes subscribe to a variety of channels, offere...
122
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SMI
2006
IEEE
15 years 5 months ago
2006
IEEE
One of the challenges in geometry processing is to automatically reconstruct a higher-level representation from raw geometric data. For instance, computing a parameterization of a...
VISUALIZATION
1999
IEEE
15 years 4 months ago
1999
IEEE
We present a method for the hierarchical representation of vector fields. Our approach is based on iterative refinement using clustering and principal component analysis. The inpu...
104
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CORR
2010
Springer
14 years 12 months ago
2010
Springer
Nonnegative Matrix Factorization (NMF) is the problem of approximating a nonnegative matrix with the product of two low-rank nonnegative matrices and has been shown to be particul...
110
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BMCBI
2010
14 years 12 months ago
2010
Background: To further understand the implementation of hyperparameters re-estimation technique in Bayesian hierarchical model, we added two more prior assumptions over the weight...