1588 search results - page 279 / 318 » Consistent query answering in databases |
161
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SIGMOD
2007
ACM
15 years 12 months ago
2007
ACM
Sketching techniques can provide approximate answers to aggregate queries either for data-streaming or distributed computation. Small space summaries that have linearity propertie...
WWW
2008
ACM
16 years 14 days ago
2008
ACM
In this poster, we present the P2P XML data localization layer of XLive, an XQuery mediation system developed at University of Versailles [2]. A major challenge in the evaluation ...
WSDM
2009
ACM
15 years 6 months ago
2009
ACM
There has been considerable past work on efficiently computing top k objects by aggregating information from multiple ranked lists of these objects. An important instance of this...
118
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EDBT
2009
ACM
15 years 4 months ago
2009
ACM
Text corpora are often enhanced by additional metadata which relate real-world entities, with each document in which such entities are discussed. Such relationships are typically ...
124
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DAWAK
2005
Springer
15 years 1 months ago
2005
Springer
Abstract. Data mining is an iterative process. Users issue series of similar data mining queries, in each consecutive run slightly modifying either the definition of the mined dat...