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» The Limits of Querying Ontologies
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ESWS
2010
Springer
13 years 12 months ago
TrOWL: Tractable OWL 2 Reasoning Infrastructure
The Semantic Web movement has led to the publication of thousands of ontologies online. These ontologies present and mediate information and knowledge on the Semantic Web. Tools ex...
Edward Thomas, Jeff Z. Pan, Yuan Ren
CORR
2011
Springer
186views Education» more  CORR 2011»
13 years 3 months ago
A Goal-Directed Implementation of Query Answering for Hybrid MKNF Knowledge Bases
Ontologies and rules are usually loosely coupled in knowledge representation formalisms. In fact, ontologies use open-world reasoning while the leading semantics for rules use non...
Ana Sofia Gomes, José Júlio Alferes,...
SEMWEB
2001
Springer
14 years 1 months ago
Utilizing Host-Formalisms to Extend RDF-Semantics
Abstract. RDF may be considered as an application of XML intended to interoperably exchange semantics between Web applications. In its current form, this objective may be hard to r...
Wolfram Conen, Reinhold Klapsing
DASFAA
2003
IEEE
115views Database» more  DASFAA 2003»
14 years 1 months ago
The BofS Solution to Limitations of Approximate Summaries
Data warehouses are of crucial importance to decision-making in competitive organizations. The fact that they store enormous quantities of data is a challenge in what concerns per...
Pedro Furtado, João Pedro Costa
CAISE
2005
Springer
14 years 2 months ago
Development of a formal REA-ontology Representation
Business domain ontologies offer great opportunities for facilitating communication between people in business, for improving the enterprise system engineering processes and for cr...
Frederik Gailly, Geert Poels