12946 search results - page 2329 / 2590 » Natural Language Processing |
175
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CCS
2007
ACM
16 years 24 days ago
2007
ACM
In this paper, we study the maintenance of role-based access control (RBAC) models in database environments using transitive closure relations. In particular, the algorithms that ...
196
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ICCS
2007
Springer
16 years 23 days ago
2007
Springer
Abstract. Previous work of the authors has studied a notion of implication between sets of sequences based on the conceptual structure of a Galois lattice, and also a way of repres...
163
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SEMWEB
2007
Springer
16 years 22 days ago
2007
Springer
Our research explores the possibilities for factoring culture into user models, working towards cultural adaptivity in the semantic web. The aim is to represent the user’s positi...
219
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CCECE
2006
IEEE
16 years 21 days ago
2006
IEEE
Presenting information to an e-learning environment is a challenge, mostly, because ofthe hypertextlhypermedia nature and the richness ofthe context and information provides. This...
152
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ICCAD
2005
IEEE
16 years 7 days ago
2005
IEEE
— Batteries are non-ideal energy sources – minimizing the energy consumption of a battery-powered system is not equivalent to maximizing its battery life. We propose an alterna...