277 search results - page 36 / 56 » Describing Role Models in Terms of Formal Concept Analysis |
177
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SACMAT
2003
ACM
15 years 11 months ago
2003
ACM
In large organizations the administration of access privileges (such as the assignment of an access right to a user in a particular role) is handled cooperatively through distribu...
188
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ER
2001
Springer
15 years 10 months ago
2001
Springer
Abstract. Conceptual models are formal descriptions of application domains that are used in early stages of system development to support requirements analysis. The Unified Modeli...
171
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SACMAT
2009
ACM
16 years 20 days ago
2009
ACM
Traditional access control models, such as Role-Based Access Control (RBAC), do not take into account contextual information, such as location and time, for making access decision...
156
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COLT
1999
Springer
15 years 10 months ago
1999
Springer
This paper proposes the use of constructive ordinals as mistake bounds in the on-line learning model. This approach elegantly generalizes the applicability of the on-line mistake ...
175
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WWW
2004
ACM
16 years 6 months ago
2004
ACM
This paper describes an XPath-based discourse analysis module for Spoken Dialogue Systems that allows the dialogue author to easily manipulate and query both the user input's...