2332 search results - page 338 / 467 » AIS and Semantic Query |
90
Voted
WWW
2005
ACM
16 years 2 months ago
2005
ACM
Organizing large document collections for finding information easily and quickly has always been an important user requirement. This paper describes a flexible and powerful dynami...
99
Voted
WWW
2005
ACM
16 years 2 months ago
2005
ACM
Constructing and maintaining semantic mappings are necessary but troublesome in data sharing systems. While most current work focuses on seeking automated techniques to solve this...
198
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ICLP
2009
Springer
16 years 2 months ago
2009
Springer
Abstract. Qualification has been recently introduced as a generalization of uncertainty in the field of Logic Programming. In this paper we investigate a more expressive language f...
182
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VLDB
2007
ACM
16 years 2 months ago
2007
ACM
Ontology, an explicit specification of shared conceptualization, has been increasingly used to define formal data semantics and improve data reusability and interoperability in en...
113
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PODS
2007
ACM
16 years 1 months ago
2007
ACM
We show that relational algebra calculations for incomplete databases, probabilistic databases, bag semantics and whyprovenance are particular cases of the same general algorithms...