376 search results - page 41 / 76 » Integrity constraints in trust management |
149
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4OR
2004
15 years 6 months ago
2004
Most of the liberalized electricity systems use the auction as a market model. The complexity of the underlying optimization formulation depends on the technical and regulatory con...
168
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CCS
2007
ACM
16 years 8 days 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 ...
186
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SIGMETRICS
2012
ACM
13 years 8 months ago
2012
ACM
The demand for data center computing increased significantly in recent years resulting in huge energy consumption. Data centers typically comprise three main subsystems: IT equip...
190
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PVLDB
2008
15 years 5 months ago
2008
The old problem of managing the history of database information is now made more urgent and complex by fast spreading web information systems, such as Wikipedia. Our PRIMA system ...
142
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DISCEX
2003
IEEE
15 years 11 months ago
2003
IEEE
The design principle of restricting local autonomy only where necessary for global robustness has led to a scalable Internet. Unfortunately, this scalability and capacity for dist...