2043 search results - page 34 / 409 » The Limits of Querying Ontologies |
SEMWEB
2004
Springer
15 years 6 months ago
2004
Springer
Abstract. This paper describes the design and implementation of Bibster, a Peer-to-Peer system for exchanging bibliographic data among researchers. Bibster exploits ontologies in d...
102
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ER
2007
Springer
15 years 7 months ago
2007
Springer
This paper aims to bring the benefits of the use of Category Theory to the field of Semantic Web, where the coexistence of intrinsically different models of local knowledge mak...
105
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BNCOD
2003
15 years 2 months ago
2003
In this paper we describe a query paradigm based on ontologies, aggregate table-driven querying and expansion of QBE. It has two novel features: visually specifying aggregate table...
ESWS
2008
Springer
15 years 3 months ago
2008
Springer
Abstract. Relational databases are valuable sources for ontology learning. Methods and tools have been proposed to generate ontologies from such structured input. However, a major ...
114
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COOPIS
2004
IEEE
15 years 5 months ago
2004
IEEE
Semantically heterogeneous and distributed data sources are quite common in several application domains such as bioinformatics and security informatics. In such a setting, each dat...