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» The Limits of Querying Ontologies
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SWAP
2007
13 years 9 months ago
Some Experiments on the Usage of a Deductive Database for RDFS Querying and Reasoning
Abstract. Ontologies are pervading many areas of knowledge representation and management. To date, most research efforts have been spent on the development of sufficiently express...
Giovambattista Ianni, Alessandra Martello, Claudio...
PADL
2010
Springer
14 years 5 months ago
Implementing Query Answering for Hybrid MKNF Knowledge Bases
Abstract. Ontologies and rules are usually loosely coupled in knowledge representation formalisms. In fact, ontologies use open-world reasoning while the leading semantics for rule...
Ana Sofia Gomes, José Júlio Alferes,...
CR
2001
173views Education» more  CR 2001»
13 years 10 months ago
Constructing an Ontology for WWW Summarization in Bone Marrow Transplantation (BMT)
We describe an ontology for WWW summarization in Bone Marrow Transplantation that is currently under construction. It is text-based and qualifies as a grounded ontology. In additi...
Brigitte Endres-Niggemeyer, Bernd Hertenstein, Cla...
SEMWEB
2005
Springer
14 years 2 months ago
Oyster - Sharing and Re-using Ontologies in a Peer-to-Peer Community
In this poster, we present Oyster, a Peer-to-Peer system for exchanging ontology metadata among communities in the Semantic Web. Oyster exploits semantic web techniques in data re...
Raúl Palma, Peter Haase
SEMWEB
2009
Springer
14 years 3 months ago
What Four Million Mappings Can Tell You about Two Hundred Ontologies
The field of biomedicine has embraced the Semantic Web probably more than any other field. As a result, there is a large number of biomedical ontologies covering overlapping area...
Amir Ghazvinian, Natalya Fridman Noy, Clement Jonq...