3777 search results - page 228 / 756 » Estimating the Quality of Databases |
259
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SIGMOD
2006
ACM
16 years 6 months ago
2006
ACM
Exact computation for aggregate queries usually requires large amounts of memory ? constrained in data-streaming ? or communication ? constrained in distributed computation ? and ...
140
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VLDB
1999
ACM
15 years 10 months ago
1999
ACM
This paper aims to improve the accuracy of query result-size estimations in query optimizers by leveraging the dynamic feedback obtained from observations on the executed query wo...
187
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HPDC
2010
IEEE
15 years 7 months ago
2010
IEEE
Sequence comparison is considered as a cornerstone application in bioinformatics, which forms the basis of many other applications. In particular, pairwise sequence alignment is a...
198
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CMIG
2011
14 years 10 months ago
2011
In this paper, a method is described to automatically estimate the visible body region of a computed tomography (CT) volume image. In order to quantify the body region, a body coo...
284
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ICDE
2007
IEEE
16 years 8 months ago
2007
IEEE
With the advent of XML as the de facto language for data publishing and exchange, scalable distribution of XML data to large, dynamic populations of consumers remains an important...