1527 search results - page 238 / 306 » Data Integration by Describing Sources with Constraint Datab... |
230
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SIGMOD
2007
ACM
16 years 4 months ago
2007
ACM
Declarative data quality has been an active research topic. The fundamental principle behind a declarative approach to data quality is the use of declarative statements to realize...
144
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CIKM
2005
Springer
15 years 9 months ago
2005
Springer
With the emergence of XML as the de facto standard to exchange and disseminate information, the problem of regulating access to XML documents has attracted a considerable attentio...
148
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SIGMOD
2001
ACM
16 years 4 months ago
2001
ACM
Time-referenced data are pervasive in most real-world databases. Recent advances in temporal query languages show that such database applications may benefit substantially from bu...
148
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KDD
2008
ACM
16 years 4 months ago
2008
ACM
Researchers in the social and behavioral sciences routinely rely on quasi-experimental designs to discover knowledge from large databases. Quasi-experimental designs (QEDs) exploi...
144
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DEBU
2010
15 years 1 months ago
2010
Sharing structured data today requires agreeing on a standard schema, then mapping and cleaning all of the data to achieve a single queriable mediated instance. However, for setti...