580 search results - page 30 / 116 » Expressive policy analysis with enhanced system dynamicity |
SACMAT
2010
ACM
14 years 8 months ago
2010
ACM
Proposed models for spatially-aware extensions of role-based access control (RBAC) combine the administrative and security advantages of RBAC with the dynamic nature of mobile and...
COMGEO
2010
ACM
15 years 29 days ago
2010
ACM
Today sophisticated concepts, languages and frameworks exist, that allow implementing powerful fine grained access control systems for protecting Web Services and spatial data in ...
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TWC
2010
14 years 4 months ago
2010
The performance of multiple-input multiple-output (MIMO) systems using spatial multiplexing is analyzed under channel prediction errors. We derive exact closed-form expressions for...
CMSB
2007
Springer
15 years 3 months ago
2007
Springer
We explore some presynaptic mechanisms of the calyx of Held synapse through a stochastic model. The model, drawn from a kinetic approach developed in literature, exploits process c...
RTSS
2007
IEEE
15 years 3 months ago
2007
IEEE
The increased complexity of performance-sensitive software systems leads to increased use of automated adaptation policies in lieu of manual performance tuning. Composition of ada...