1154 search results - page 46 / 231 » Semantic Context Reasoning Using Ontology Based Models |
144
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DEXA
2009
Springer
15 years 10 months ago
2009
Springer
Describing relational data sources (i.e. databases) by means of ontologies constitutes the foundation of most of the semantic based approaches to data access and integration. In sp...
151
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JCST
2010
14 years 10 months ago
2010
Abstract We define a notion of context that represents invariant, stable-over-time behavior in an environment and we propose an algorithm for detecting context changes in a stream ...
280
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CCGRID
2006
IEEE
15 years 10 months ago
2006
IEEE
In this paper, we propose a Core Grid Ontology (CGO) that defines fundamental Grid-specific concepts, and the relationships between them. One of the key goals is to make this Co...
166
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EPIA
2003
Springer
15 years 9 months ago
2003
Springer
Modern information retrieval systems need the capability to reason about the knowledge conveyed by text bases. In this paper a methodology to automatically create ontologies and cl...
153
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DLOG
2007
15 years 6 months ago
2007
Distributed Description Logics (DDLs) is a KR formalism that enables reasoning with multiple ontologies interconnected by directional semantic mapping (bridge rules). DDLs capture ...