3969 search results - page 110 / 794 » Query Processing Using Ontologies |
269
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ICDE
2008
IEEE
16 years 5 months ago
2008
IEEE
This paper introduces U-relations, a succinct and purely relational representation system for uncertain databases. U-relations support attribute-level uncertainty using vertical pa...
135
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VLDB
1995
ACM
15 years 8 months ago
1995
ACM
In this paper we introduce generalized projections (GPs), an extension of duplicateeliminating projections, that capture aggregations, groupbys, duplicate-eliminating projections ...
124
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DEXA
2009
Springer
15 years 11 months ago
2009
Springer
SHIRI 1 is an ontology-based system for integration of semistructured documents related to a specific domain. The system’s purpose is to allow users to access to relevant parts ...
157
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MVA
2006
15 years 4 months ago
2006
Abstract This paper presents an approach to designing and implementing extensible computational models for perceiving systems based on a knowledge-driven joint inference approach. ...
162
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SAC
2010
ACM
15 years 11 months ago
2010
ACM
Extensive research activities are recently directed towards the Semantic Web as a future form of the Web. Consequently, Web search as the key technology of the Web is evolving tow...