22 search results - page 4 / 5 » On Querying Ontologies with Contextual Logic Programming |
AMW
2010
14 years 11 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...
ICLP
2005
Springer
15 years 2 months ago
2005
Springer
Abstract Description Logics (DLs) are a family of class (concept) based knowledge representation formalisms. They are characterised by the use of various constructors to build comp...
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FOIKS
2006
Springer
15 years 1 months ago
2006
Springer
It is claimed in [45] that first-order theorem provers are not efficient for reasoning with ontologies based on description logics compared to specialised description logic reasone...
ESWS
2007
Springer
15 years 3 months ago
2007
Springer
WSML is an ontology language specifically tailored to annotate Web Services, and part of its semantics adheres to the rule-based knowledge representation paradigm of logic program...
IJSC
2008
14 years 9 months ago
2008
ifferent abstraction levels, resulting in isolated `information silos'. An increasing number of task-specific software tools aim to support developers, but this often results ...