20878 search results - page 455 / 4176 » Database |
181
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EDBT
2006
ACM
16 years 7 months ago
2006
ACM
Incomplete databases, that is, databases that are missing data, are present in many research domains. It is important to derive techniques to access these databases efficiently. We...
170
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ICDE
2010
IEEE
2010
IEEE
Techniques for Efficiently Searching in Spatial, Temporal, Spatio-temporal, and Multimedia Databases
16 years 6 months ago
This tutorial provides a comprehensive and comparative overview of general techniques to efficiently support similarity queries in spatial, temporal, spatio-temporal, and multimedi...
148
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DASFAA
2007
IEEE
16 years 1 months ago
2007
IEEE
Abstract. This demonstration presents OntoDB, a prototype that allows to store explicitly in the database not only the data, but also the conceptual model defining the structure o...
188
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ICDE
2007
IEEE
16 years 1 months ago
2007
IEEE
Most database query optimizers use cost models to identify good query execution plans. Inaccuracies in the cost models can cause query optimizers to select poor plans. In this pap...
181
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IPPS
2007
IEEE
16 years 1 months ago
2007
IEEE
1 Profile Hidden Markov Models (profile HMMs) are used as a popular bioinformatics tool for sensitive database searching, e.g. a set of not annotated protein sequences is compared...