1109 search results - page 108 / 222 » Decentralized access control in distributed file systems |
170
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TSP
2008
15 years 6 months ago
2008
In this two-part paper, we propose a decentralized strategy, based on a game-theoretic formulation, to find out the optimal precoding/multiplexing matrices for a multipoint-to-mult...
177
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SDMW
2005
Springer
15 years 12 months ago
2005
Springer
In this paper we present our authorization framework that supports the dynamic set-up of Web service federations for sharing data within virtual federations. Building on previous w...
150
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EUROPAR
2008
Springer
15 years 8 months ago
2008
Springer
Setting up generic and fully transparent distributed services for clusters implies complex and tedious kernel developments. More flexible approaches such as user-space libraries ar...
183
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SP
2007
IEEE
16 years 19 days ago
2007
IEEE
In several distributed systems a user should only be able to access data if a user posses a certain set of credentials or attributes. Currently, the only method for enforcing such...
163
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CDC
2008
IEEE
16 years 25 days ago
2008
IEEE
—We study the problem of dynamic spectrum sensing and access in cognitive radio systems as a partially observed Markov decision process (POMDP). A group of cognitive users cooper...