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» Calculations in OWL
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OWLED
2008
13 years 6 months ago
Calculations in OWL
The current OWL specification does not include a syntax for specifying calculated values for data type properties. Their introduction, although acknowledged among the desiderata, s...
Luigi Iannone, Alan L. Rector
ESWS
2010
Springer
13 years 9 months ago
OWL Reasoning with WebPIE: Calculating the Closure of 100 Billion Triples
Abstract. In previous work we have shown that the MapReduce framework for distributed computation can be deployed for highly scalable inference over RDF graphs under the RDF Schema...
Jacopo Urbani, Spyros Kotoulas, Jason Maassen, Fra...
DEXA
2006
Springer
138views Database» more  DEXA 2006»
13 years 8 months ago
A Vector Space Model for Semantic Similarity Calculation and OWL Ontology Alignment
Ontology alignment (or matching) is the operation that takes two ontologies and produces a set of semantic correspondences (usually semantic similarities) between some elements of ...
Rubén Tous, Jaime Delgado
CIKM
2010
Springer
13 years 3 months ago
Query optimization for ontology-based information integration
In recent years, there has been an explosion of publicly available RDF and OWL data sources. In order to effectively and quickly answer queries in such an environment, we present...
Yingjie Li, Jeff Heflin
EUROSSC
2009
Springer
13 years 11 months ago
Semantic Rules for Context-Aware Geographical Information Retrieval
Geographical information retrieval (GIR) can benefit from context information to adapt the results to a user’s current situation and personal preferences. In this respect, seman...
Carsten Keßler, Martin Raubal, Christoph Wos...