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108
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CCS
2007
ACM
15 years 6 months ago
2007
ACM
In this paper, we study the maintenance of role-based access control (RBAC) models in database environments using transitive closure relations. In particular, the algorithms that ...
105
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HPDC
2006
IEEE
15 years 6 months ago
2006
IEEE
Consider a workload in which massively parallel tasks that require large resource pools are interleaved with short tasks that require fast response but consume fewer resources. We...
106
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ICPP
2006
IEEE
15 years 6 months ago
2006
IEEE
These days an increasing number of applications, especially in science and engineering, are dealing with a massive amount of data; hence they are dataintensive. Bioinformatics, da...
ICPP
2006
IEEE
15 years 6 months ago
2006
IEEE
The MPI standard provides tool builders with an efficient profiling interface, PMPI. Although many tools have successfully used this interface, it has three major drawbacks: a n...
118
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IPPS
2006
IEEE
15 years 6 months ago
2006
IEEE
Modern network processors support high levels of parallelism in packet processing by supporting multiple threads that execute on a micro-engine. Threads switch context upon encoun...