1968 search results - page 94 / 394 » The Complexity of Valued Constraint Models |
207
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ICDE
2007
IEEE
16 years 2 months ago
2007
IEEE
We consider the problem of repairing a database that is inconsistent wrt a set of integrity constraints by updating numerical values. In particular, we concentrate on denial integ...
127
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UAI
2004
15 years 2 months ago
2004
Previous work on sensitivity analysis in Bayesian networks has focused on single parameters, where the goal is to understand the sensitivity of queries to single parameter changes...
106
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AI
2010
Springer
15 years 1 months ago
2010
Springer
We consider soft constraint problems where some of the preferences may be unspecified. This models, for example, settings where agents are distributed and have privacy issues, or ...
111
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CP
2004
Springer
15 years 6 months ago
2004
Springer
In real-life temporal scenarios, uncertainty and preferences are often essential, coexisting aspects. We present a formalism where temporal constraints with both preferences and un...
132
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DLOG
2008
15 years 3 months ago
2008
Answering queries posed over knowledge bases is a central problem in knowledge representation and database theory. In databases, query containment is one of the important query op...