505 search results - page 83 / 101 » Queries with Incomplete Answers over Semistructured Data |
103
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SIGMOD
2011
ACM
14 years 13 days ago
2011
ACM
Differential privacy is a powerful tool for providing privacypreserving noisy query answers over statistical databases. It guarantees that the distribution of noisy query answers...
123
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ALT
2009
Springer
15 years 6 months ago
2009
Springer
Abstract. We analyze the expected cost of a greedy active learning algorithm. Our analysis extends previous work to a more general setting in which different queries have differe...
92
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ICDE
2010
IEEE
15 years 4 months ago
2010
IEEE
Data anonymization techniques have been the subject of intense investigation in recent years, for many kinds of structured data, including tabular, item set and graph data. They e...
WWW
2008
ACM
15 years 10 months 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 ...
CIKM
1999
Springer
15 years 1 months ago
1999
Springer
On-line analytical processing (OLAP) requires e cient processing of complex decision support queries over very large databases. It is well accepted that pre-computed data cubes ca...