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» On the complexity of stratified logics
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SP
1997
IEEE
134views Security Privacy» more  SP 1997»
15 years 10 months ago
A Logical Language for Expressing Authorizations
A major drawback of existing access control systems is that they have all been developed with a specific access control policy in mind. This means that all protection requirement...
Sushil Jajodia, Pierangela Samarati, V. S. Subrahm...
ISSTA
1989
ACM
15 years 10 months ago
The Logic of Propagation in the Inscape Environment
The Inscape Environment research project addresses issues in supporting the development of large systems by large numbers of programmers. One aspect of this research is the ‘‘...
D. Perry
ICFCA
2007
Springer
15 years 10 months ago
A Proposal for Combining Formal Concept Analysis and Description Logics for Mining Relational Data
Recent advances in data and knowledge engineering have emphasized the need for formal concept analysis (FCA) tools taking into account structured data. There are a few adaptations ...
Mohamed Rouane Hacene, Marianne Huchard, Amedeo Na...
ECAI
2004
Springer
15 years 10 months ago
Yet More Efficient EM Learning for Parameterized Logic Programs by Inter-Goal Sharing
Abstract. In previous research, we presented a dynamicprogramming-based EM (expectation-maximization) algorithm for parameterized logic programs, which is based on the structure sh...
Yoshitaka Kameya, Taisuke Sato, Neng-Fa Zhou
AGI
2008
15 years 7 months ago
Temporal Action Logic for Question Answering in an Adventure Game
Inhabiting the complex and dynamic environments of modern computer games with autonomous agents capable of intelligent timely behaviour is a significant research challenge. We illu...
Martin Magnusson, Patrick Doherty