322 search results - page 48 / 65 » Practical Reasoning for Expressive Description Logics |
108
Voted
SEMWEB
2004
Springer
15 years 7 months ago
2004
Springer
Both OWL-DL and function-free Horn rules3 are decidable logics with interesting, yet orthogonal expressive power: from the rules perspective, OWL-DL is restricted to tree-like rule...
100
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DLOG
2007
15 years 4 months ago
2007
Abstract. This paper studies a technique for mapping ALCI knowledge bases into ALC. Worst-case optimal tableau-based procedures for the satisfiability/consistency problem w.r.t. g...
165
Voted
DLOG
2011
14 years 5 months ago
2011
W3C currently extends the SPARQL query language with so-called entailment regimes, which define how queries are evaluated using logical entailment relations. We describe a sound a...
116
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PODS
2010
ACM
15 years 2 months ago
2010
ACM
We study functional and multivalued dependencies over SQL tables with NOT NULL constraints. Under a no-information interpretation of null values we develop tools for reasoning. We...
OWLED
2008
15 years 3 months ago
2008
We view OWL instance data evaluation as a process in which instance data is checked for conformance with application requirements. We previously identified some integrity issues ra...