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159
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POLICY
2001
Springer
15 years 9 months ago
2001
Springer
The Ponder language provides a common means of specifying security policies that map onto various access control implementation mechanisms for firewalls, operating systems, databas...
171
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ACM
1995
15 years 8 months ago
1995
We study properties of rough sets, that is, approximations to sets of records in a database or, more formally, to subsets of the universe of an information system. A rough set is a...
139
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SACMAT
2010
ACM
15 years 9 months ago
2010
ACM
There has been increasing interest in automatic techniques for generating roles for role based access control, a process known as role mining. Most role mining approaches assume t...
136
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ATAL
2008
Springer
15 years 6 months ago
2008
Springer
on models are abstract representations of systems one wants to study through computer simulation. In multiagent based simulation, such models usually represent agents and their re...
168
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CVPR
2003
IEEE
16 years 6 months ago
2003
IEEE
Many vision applications require precise measurement of scene radiance. The function relating scene radiance to image brightness is called the camera response. We analyze the prop...