3775 search results - page 333 / 755 » The Expression Problem Revisited |
213
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ESWS
2008
Springer
15 years 8 months ago
2008
Springer
Abstract. The demonstration presents Pronto - a prototype of a nonmonotonic probabilistic reasoner for very expressive Description Logics. Pronto is built on top of the OWL DL reas...
181
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AMW
2010
15 years 8 months ago
2010
We address the problem of answering conjunctive queries over knowledge bases, specified by sets of first-order sentences called tuple-generating dependencies (TGDs). This problem i...
162
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DATESO
2008
15 years 8 months ago
2008
Abstract. This paper gives an overview of XML formal models, summarizes database engineering practices, problems and their evolution. We focus on categorical aspects of XML formal ...
162
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IJCAI
2007
15 years 8 months ago
2007
We investigate search problems under risk in statespace graphs, with the aim of finding optimal paths for risk-averse agents. We consider problems where uncertainty is due to the...
163
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NIPS
2007
15 years 8 months ago
2007
We investigate a new, convex relaxation of an expectation-maximization (EM) variant that approximates a standard objective while eliminating local minima. First, a cautionary resu...