2711 search results - page 273 / 543 » Convergence of the Wake-Sleep Algorithm |
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CISS
2008
IEEE
15 years 11 months ago
2008
IEEE
Abstract— A cross-layer optimization combining retransmission diversity with multi-user diversity is investigated for wireless communications. To this end, a joint design of adap...
142
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IAT
2008
IEEE
15 years 11 months ago
2008
IEEE
The discrete particle swarm optimization (DPSO) is a kind of particle swarm optimization (PSO) algorithm to find optimal solutions for discrete problems. This paper proposes an i...
130
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ICASSP
2008
IEEE
15 years 11 months ago
2008
IEEE
We describe the underlying probabilistic generative signal model of non-negative matrix factorisation (NMF) and propose a realistic conjugate priors on the matrices to be estimate...
118
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VTC
2008
IEEE
15 years 11 months ago
2008
IEEE
— We propose a semi-blind adaptive beamforming approach for wireless systems that employ high-throughput quadrature amplitude modulation signalling schemes. A minimum number of t...
132
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FOCS
2007
IEEE
15 years 11 months ago
2007
IEEE
Consider a collection of random variables attached to the vertices of a graph. The reconstruction problem requires to estimate one of them given ‘far away’ observations. Sever...