2850 search results - page 268 / 570 » Answering Queries using Humans, Algorithms and Databases |
233
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SIGMOD
2007
ACM
16 years 4 months ago
2007
ACM
Recently, a number of main memory algorithms for detecting the changes to XML data have been proposed. These approaches are not suitable for detecting changes to large XML documen...
138
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SIGMOD
1997
ACM
15 years 8 months ago
1997
ACM
Data warehouses store materialized views over base data from external sources. Clients typically perform complex read-only queries on the views. The views are refreshed periodical...
146
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BIBE
2005
IEEE
15 years 9 months ago
2005
IEEE
In this paper, we propose a Distance-based Sequence Indexing Method (DSIM) for indexing and searching genome databases. Borrowing the idea of video compression, we compress the ge...
133
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FUIN
2006
15 years 4 months ago
2006
In this paper we deal with the problem of finding an optimal query execution plan in database systems. We improve the analysis of a polynomial-time approximation algorithm due to M...
157
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SIGMOD
2011
ACM
14 years 6 months 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...