1588 search results - page 38 / 318 » Consistent query answering in databases |
227
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VLDB
2008
ACM
16 years 4 months ago
2008
ACM
Abstract Existing spatiotemporal indexes suffer from either large update cost or poor query performance, except for the Bx -tree (the state-of-the-art), which consists of multiple ...
153
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EDBT
2008
ACM
16 years 4 months ago
2008
ACM
In the paper we discuss the problem of data integration in a P2P environment. In such setting each peer stores schema of its local data, mappings between the schema and schemas of...
142
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VLDB
2004
ACM
15 years 9 months ago
2004
ACM
We investigate the problem of ranking answers to a database query when many tuples are returned. We adapt and apply principles of probabilistic models from Information Retrieval f...
131
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DASFAA
2010
IEEE
15 years 4 months ago
2010
IEEE
Abstract. Advances in web technology have given rise to new information retrieval applications. In this paper, we present a model for geographical region search and call this class...
146
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CIKM
2010
Springer
15 years 1 months ago
2010
Springer
We introduce EntityEngine, a system for answering entityrelationship queries over text. Such queries combine SQLlike structures with IR-style keyword constraints and therefore, ca...