4397 search results - page 290 / 880 » Relational Algebra Operations |
243
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PARA
2004
Springer
15 years 10 months ago
2004
Springer
We describe some extensions to Parallel Sparse BLAS (PSBLAS), a library of routines providing basic Linear Algebra operations needed to build iterative sparse linear system solvers...
154
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SDMW
2004
Springer
15 years 10 months ago
2004
Springer
Abstract. In this paper, we address the problem of protecting the underlying attribute values when sharing data for clustering. The challenge is how to meet privacy requirements an...
128
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VLDB
2004
ACM
15 years 10 months ago
2004
ACM
We consider the problem of resource sharing when processing large numbers of continuous queries. We specifically address sliding-window aggregates over data streams, an important...
114
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ER
2003
Springer
15 years 10 months ago
2003
Springer
In this paper we present a volume data model amenable to querying volumes in databases. Unlike most existing volume models, which are directed towards specific applications (notab...
144
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ICLP
2003
Springer
15 years 10 months ago
2003
Springer
Concurrent constraint programming (ccp) is a model of concurrency for systems in which agents (also called processes) interact with one another by telling and asking information in...