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» On Automating the Calculus of Relations
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85
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SACMAT
2003
ACM
15 years 5 months ago
Induced role hierarchies with attribute-based RBAC
The Role-Based Access Control (RBAC) model is traditionally used to manually assign users to appropriate roles. When the service-providing enterprise has a massive customer base, ...
Mohammad A. Al-Kahtani, Ravi S. Sandhu
CSL
2003
Springer
15 years 5 months ago
Generating All Abductive Explanations for Queries on Propositional Horn Theories
Abstract. Abduction is a fundamental mode of reasoning, which has taken on increasing importance in Artificial Intelligence (AI) and related disciplines. Computing abductive expla...
Thomas Eiter, Kazuhisa Makino
ICCBR
2003
Springer
15 years 5 months ago
Unifying Weighting and Case Reduction Methods Based on Rough Sets to Improve Retrieval
Case-Based Reasoning systems usually retrieve cases using a similarity function based on K-NN or some derivatives. These functions are sensitive to irrelevant or noisy features. We...
Maria Salamó, Elisabet Golobardes
ICLP
2003
Springer
15 years 5 months ago
Computing Minimal Models, Stable Models, and Answer Sets
We propose and study algorithms for computing minimal models, stable models and answer sets of 2- and 3-CNF theories, and normal and disjunctive 2- and 3-programs. We are especiall...
Zbigniew Lonc, Miroslaw Truszczynski
96
Voted
CLOUD
2010
ACM
15 years 5 months ago
Towards automatic optimization of MapReduce programs
Timely and cost-effective processing of large datasets has become a critical ingredient for the success of many academic, government, and industrial organizations. The combination...
Shivnath Babu