16404 search results - page 856 / 3281 » A set coverage problem |
194
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SAT
2009
Springer
16 years 2 months ago
2009
Springer
Default logic was introduced by Reiter in 1980. In 1992, Gottlob classified the complexity of the extension existence problem for propositional default logic as Σp 2-complete, an...
179
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WCNC
2008
IEEE
16 years 2 months ago
2008
IEEE
— In this paper, we address the network maintenance problem, in which we aim to maximize the lifetime of a sensor network by adding a set of relays to it. The network lifetime is...
203
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ICDE
2007
IEEE
16 years 1 months ago
2007
IEEE
Resource virtualization is currently being employed at all levels of the IT infrastructure to improve provisioning and manageability, with the goal of reducing total cost of owner...
179
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ICDM
2007
IEEE
16 years 1 months ago
2007
IEEE
Supervised learning is a classic data mining problem where one wishes to be be able to predict an output value associated with a particular input vector. We present a new twist on...
176
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ER
2007
Springer
16 years 1 months ago
2007
Springer
In this paper we study the problem of schema exchange, a natural extension of the data exchange problem to an intensional level. To this end, we first introduce the notion of sche...