14306 search results - page 322 / 2862 » Database System Concepts |
165
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CIKM
2007
Springer
16 years 27 days ago
2007
Springer
Spatio-temporal databases deal with geometries changing over time. In general, geometries do not only change discretely but continuously; hence we are dealing with moving objects....
215
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CIKM
2009
Springer
16 years 1 months ago
2009
Springer
Background: Since Swanson proposed the Undiscovered Public Knowledge (UPK) model, there have been many approaches to uncover UPK by mining the biomedical literature. These earlier...
166
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SYRCODIS
2008
15 years 8 months ago
2008
Based on loosely coupled services in an XML engine, we describe how to realize fine-grained lock protocols, which can guarantee transaction isolation for applications using differ...
165
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SDM
2007
SIAM
15 years 8 months ago
2007
SIAM
The paper introduces a notion of support for realvalued functions. It is shown how to approximate supports of a large class of functions based on supports of so called polynomial ...
173
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CLUSTER
2002
IEEE
15 years 11 months ago
2002
IEEE
The join is the most important, but also the most time consuming operation in relational database systems. We implemented the parallel Hybrid Hash Join algorithm on a PC-cluster a...