836 search results - page 79 / 168 » On the Complexity of Train Assignment Problems |
147
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PVLDB
2008
15 years 2 months ago
2008
Data clustering is a difficult problem due to the complex and heterogeneous natures of multidimensional data. To improve clustering accuracy, we propose a scheme to capture the lo...
143
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WINET
2010
15 years 2 months ago
2010
We consider the problem of static transmission-power assignment for lifetime maximization of a wireless sensor network with stationary nodes operating in a data-gathering scenario...
138
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TSMC
2011
14 years 11 months ago
2011
—This paper introduces an algorithm for direct search of control policies in continuous-state discrete-action Markov decision processes. The algorithm looks for the best closed-l...
137
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SDM
2010
SIAM
15 years 5 months ago
2010
SIAM
We describe a novel semi-supervised method called WordCodebook Learning (WCL), and apply it to the task of bionamed entity recognition (bioNER). Typical bioNER systems can be seen...
135
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IPPS
2010
IEEE
15 years 1 months ago
2010
IEEE
In this paper, we study the problem of finding optimal mappings for several independent but concurrent workflow applications, in order to optimize performance-related criteria tog...