1846 search results - page 320 / 370 » Fuzzy queries and relational databases |
155
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TC
1997
15 years 6 months ago
1997
In this paper we describe a new approach to repairing violations of integrity constraints in databases with null values. By adopting basic concepts from model-based diagnosis, we ...
195
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NAR
2007
15 years 5 months ago
2007
The GeneTrees phylogenomics system pursues comparative genomic analyses from the perspective of gene phylogenies for individual genes. The GeneTrees project has the goal of provid...
198
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EDBT
2009
ACM
15 years 3 months ago
2009
ACM
Data Stream Management Systems (DSMS) operate under strict performance requirements. Key to meeting such requirements is to efficiently handle time-critical tasks such as managing...
251
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ICDE
2008
IEEE
16 years 7 months ago
2008
IEEE
The paper proposes an extension of CFDs [1], referred to as extended Conditional Functional Dependencies (eCFDs). In contrast to CFDs, eCFDs specify patterns of semantically relate...
254
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ICDE
2007
IEEE
16 years 7 months ago
2007
IEEE
To access data sources on the Web, a crucial step is wrapping, which translates query responses, rendered in textual HTML, back into their relational form. Traditionally, this pro...