278 search results - page 48 / 56 » Self-stabilizing Numerical Iterative Computation |
SIAMSC
2008
14 years 9 months ago
2008
In this study, nonnegative matrix factorization is recast as the problem of approximating a polytope on the probability simplex by another polytope with fewer facets. Working on th...
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TASLP
2008
14 years 9 months ago
2008
Various techniques have previously been proposed for the separation of convolutive mixtures. These techniques can be classified as stochastic, adaptive, and deterministic. Stochast...
125
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TNN
2008
14 years 9 months ago
2008
We propose a distributed parallel support vector machine (DPSVM) training mechanism in a configurable network environment for distributed data mining. The basic idea is to exchange...
JSCIC
2007
14 years 9 months ago
2007
Image restoration has been an active research topic and variational formulations are particularly effective in high quality recovery. Although there exist many modelling and theore...
TWC
2008
14 years 9 months ago
2008
Abstract-- Most existing work on adaptive allocation of subcarriers and power in multiuser OFDM systems has focused on homogeneous traffic consisting of delay-constrained data (gua...