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» Ontologizing Semantic Relations
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PSSS
2003
15 years 8 months ago
Representing Contextualized Data using Semantic Web Tools
: RDF-based tools promise to provide a base for reasoning about metadata and about situated data—data describing entities situated in time and space—that is superior to alterna...
Robert M. MacGregor, In-Young Ko
EKAW
2010
Springer
15 years 5 months ago
Using Semantic Web Resources for Data Quality Management
The quality of data is a critical factor for all kinds of decision-making and transaction processing. While there has been a lot of research on data quality in the past two decades...
Christian Fürber, Martin Hepp
ICDT
2012
ACM
235views Database» more  ICDT 2012»
13 years 9 months ago
Equivalence and minimization of conjunctive queries under combined semantics
The problems of query containment, equivalence, and minimization are recognized as very important in the context of query processing, specifically of query optimization. In their...
Rada Chirkova
ACL
1992
15 years 8 months ago
SEXTANT: Exploring Unexplored Contexts for Semantic Extraction from Syntactic Analysis
For a very long time, it has been considered that the only way of automatically extracting similar groups of words from a text collection for which no semantic information exists ...
Gregory Grefenstette
AMAI
2004
Springer
16 years 7 days ago
Production Inference, Nonmonotonicity and Abduction
We introduce a general formalism of production inference relations that posses both a standard monotonic semantics and a natural nonmonotonic semantics. The resulting nonmonotonic...
Alexander Bochman