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SACMAT
2003
ACM
14 years 26 days ago
Induced role hierarchies with attribute-based RBAC
The Role-Based Access Control (RBAC) model is traditionally used to manually assign users to appropriate roles. When the service-providing enterprise has a massive customer base, ...
Mohammad A. Al-Kahtani, Ravi S. Sandhu
SIGIR
2003
ACM
14 years 26 days ago
A personalised information retrieval tool
Due to both the size and growth of the internet, new tools are needed to assist with the finding and extraction of very specific resources relevant to a user's task. Previous...
Innes Martin, Joemon M. Jose
CDC
2009
IEEE
169views Control Systems» more  CDC 2009»
14 years 10 days ago
Parametric regret in uncertain Markov decision processes
— We consider decision making in a Markovian setup where the reward parameters are not known in advance. Our performance criterion is the gap between the performance of the best ...
Huan Xu, Shie Mannor
HPTS
1993
147views Database» more  HPTS 1993»
13 years 11 months ago
Generic Action Support for Distributed, Cooperative Applications
Elements of transaction processing become more and more accepted as a base for general purpose distributed computing.We have developed an action concept with an extended functiona...
Edgar Nett, Michael Mock
JSW
2007
119views more  JSW 2007»
13 years 7 months ago
Formalizing Mobility in Service Oriented Computing
— The usual scenario of service oriented systems is characterized by several services offering the same functionalities, by new services that are continuosly deployed and by othe...
Claudio Guidi, Roberto Lucchi