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JMLR
2006
116views more  JMLR 2006»
15 years 6 months ago
Point-Based Value Iteration for Continuous POMDPs
We propose a novel approach to optimize Partially Observable Markov Decisions Processes (POMDPs) defined on continuous spaces. To date, most algorithms for model-based POMDPs are ...
Josep M. Porta, Nikos A. Vlassis, Matthijs T. J. S...
149
Voted
ICC
2007
IEEE
104views Communications» more  ICC 2007»
16 years 11 days ago
Joint Design of Tx-Rx Beamformers in MIMO Downlink Channel
We consider a single-cell multiple-input multiple-output (MIMO) downlink channel where linear transmission and reception strategy is employed. The base station (BS) transmitter is...
Marian Codreanu, Antti Tölli, Markku J. Juntt...
ICML
2010
IEEE
15 years 7 months ago
Multi-Task Learning of Gaussian Graphical Models
We present multi-task structure learning for Gaussian graphical models. We discuss uniqueness and boundedness of the optimal solution of the maximization problem. A block coordina...
Jean Honorio, Dimitris Samaras
IPPS
2002
IEEE
15 years 11 months ago
On Cost-Optimal Merge of Two Intransitive Sorted Sequences
The problem of merging two intransitive sorted sequences (that is, to generate a sorted total order without the transitive property) is considered. A cost-optimal parallel merging...
Jie Wu, Stephan Olariu
ISLPED
2007
ACM
123views Hardware» more  ISLPED 2007»
15 years 7 months ago
Approximation algorithms for power minimization of earliest deadline first and rate monotonic schedules
We address power minimization of earliest deadline first and ratemonotonic schedules by voltage and frequency scaling. We prove that the problems are NP-hard, and present (1+ ) f...
Sushu Zhang, Karam S. Chatha, Goran Konjevod