3891 search results - page 164 / 779 » Query Models |
131
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DOOD
1995
Springer
15 years 8 months ago
1995
Springer
Abstract. A simple model for method-based authorization is defined and an algorithm is presented for testing in compile-time whether a given database schema violates authorization...
161
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SSDBM
2011
IEEE
14 years 8 months ago
2011
IEEE
Large-scale N-body simulations play an important role in advancing our understanding of the formation and evolution of large structures in the universe. These computations require ...
244
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ICDE
2005
IEEE
16 years 6 months ago
2005
IEEE
We demonstrate a web service and client application for querying and visualizing datasets defined over arbitrary topological grids. Such gridded datasets are produced by Earth sci...
136
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PODS
2003
ACM
16 years 5 months ago
2003
ACM
In this paper we propose a new bottom-up query evaluation method for stratified deductive databases based on the Magic Set approach. As the Magic Sets rewriting may lead to unstra...
143
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ALT
2001
Springer
16 years 2 months ago
2001
Springer
While there has been a significant amount of theoretical and empirical research on the multiple-instance learning model, most of this research is for concept learning. However, f...