137 search results - page 13 / 28 » Approximating OWL-DL Ontologies |
PVLDB
2008
14 years 11 months ago
2008
In probabilistic databases, lineage is fundamental to both query processing and understanding the data. Current systems s.a. Trio or Mystiq use a complete approach in which the li...
WEBI
2005
Springer
15 years 5 months ago
2005
Springer
The performance of an ontology alignment technique largely depends on the amount of information that can be leveraged for the alignment task. On the Semantic Web, end-users may ex...
109
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COLING
2010
14 years 6 months ago
2010
We present a transformation scheme that mediates between description logics (DL) or RDF-encoded ontologies and type hierarchies in feature logics (FL). The DL-to-FL direction is i...
110
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AIMSA
2010
Springer
15 years 1 months ago
2010
Springer
Abstract. Ontology based data access (OBDA) is concerned with providing access to typically very large data sources through a mediating conceptual layer that allows one to improve ...
87
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AO
2007
14 years 12 months ago
2007
In open heterogeneous multi-agent systems, communication is hampered by lack of common ontologies. Ontologies may differ in naming conventions, granularity and scope. In such an en...