4137 search results - page 146 / 828 » Managing Expressions as Data in Relational Database Systems |
182
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BMCBI
2005
15 years 6 months ago
2005
Background: Expressed Sequence Tags (ESTs) are short and error-prone DNA sequences generated from the 5' and 3' ends of randomly selected cDNA clones. They provide an im...
196
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SIGMOD
2012
ACM
13 years 8 months ago
2012
ACM
How-To queries answer fundamental data analysis questions of the form: “How should the input change in order to achieve the desired output”. As a Reverse Data Management probl...
182
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VLDB
2004
ACM
15 years 11 months ago
2004
ACM
At a fundamental level, the key challenge in data integration is to reconcile the semantics of disparate data sets, each expressed with a different database structure. I argue th...
166
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CIDR
2003
15 years 7 months ago
2003
Partitioning within a B-tree, based on an artificial leading key column and combined with online reorganization, can be exploited during external merge sort for accurate deep read...
267
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SIGMOD
2008
ACM
16 years 6 months ago
2008
ACM
Text documents often embed data that is structured in nature. This structured data is increasingly exposed using information extraction systems, which generate structured relation...