1588 search results - page 230 / 318 » Consistent query answering in databases |
154
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ER
2009
Springer
15 years 7 months ago
2009
Springer
Ontologies have been extensively used to model domain-specific knowledge. Recent research has applied ontologies to enhance the discovery and retrieval of geographic data in Spatia...
155
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SIGMOD
2011
ACM
14 years 7 months ago
2011
ACM
A surprising query result is often an indication of errors in the query or the underlying data. Recent work suggests using causal reasoning to find explanations for the surprisin...
216
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SIGMOD
2006
ACM
16 years 4 months ago
2006
ACM
The concept of dominance has recently attracted much interest in the context of skyline computation. Given an Ndimensional data set S, a point p is said to dominate q if p is bett...
171
Voted
EDBT
2012
ACM
13 years 7 months ago
2012
ACM
In this paper we consider the problem of answering queries using views, with or without ontological constraints, which is important for data integration, query optimization, and d...
152
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AIM
2004
15 years 4 months ago
2004
Reasoning about spatial data is a key task in many applications, including geographic information systems, meteorological and fluid flow analysis, computer-aided design, and prote...