2662 search results - page 379 / 533 » Data Compression Support in Databases |
193
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PODS
2000
ACM
15 years 10 months ago
2000
ACM
We study the problem of auditing databases which support statistical sum queries to protect the security of sensitive information; we focus on the special case in which the sensit...
191
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WWW
2003
ACM
16 years 7 months ago
2003
ACM
This paper describes a novel approach for obtaining semantic interoperability among data sources in a bottom-up, semiautomatic manner without relying on pre-existing, global seman...
259
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ICDE
2002
IEEE
16 years 7 months ago
2002
IEEE
We propose a novel index structure, termed XTrie, that supports the efficient filtering of XML documents based on XPath expressions. Our XTrie index structure offers several novel...
178
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KDD
2010
ACM
15 years 10 months ago
2010
ACM
The detection of repeated subsequences, time series motifs, is a problem which has been shown to have great utility for several higher-level data mining algorithms, including clas...
188
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BMCBI
2010
15 years 3 months ago
2010
Background: We propose a sequence clustering algorithm and compare the partition quality and execution time of the proposed algorithm with those of a popular existing algorithm. T...