194 search results - page 20 / 39 » Justifications for Logic Programs under Answer Set Semantics |
DLOG
2008
14 years 12 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...
114
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LPNMR
2001
Springer
15 years 2 months ago
2001
Springer
In this paper, we continue to explore many-valued disjunctive logic programs with probabilistic semantics. In particular, we newly introduce the least model state semantics for suc...
173
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ICLP
2009
Springer
15 years 10 months ago
2009
Springer
Probabilistic logic programs (PLPs) define a set of probability distribution functions (PDFs) over the set of all Herbrand interpretations of the underlying logical language. When...
103
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CORR
2011
Springer
14 years 4 months ago
2011
Springer
Nonmonotonic causal logic, introduced by Norman McCain and Hudson Turner, became a basis for the semantics of several expressive action languages. McCain’s embedding of definit...
LPNMR
2009
Springer
15 years 4 months ago
2009
Springer
Abstract. We study the complexity of consistency checking and query answering on incomplete databases for languages ranging from non-recursive Datalog to disjunctive Datalog with n...