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SEC
2007
13 years 9 months ago
2007
This paper presents the results related to the development of a flexible domain-based access control infrastructure for distributed Grid-based Collaborative Environments and Comple...
SIGMOD
2007
ACM
14 years 8 months ago
2007
ACM
Date's popular critique of SQL's three-valued logic [4, 3] purports to demonstrate that SQL queries can produce erroneous results when nulls are present in the database....
GLOBECOM
2007
IEEE
14 years 2 months ago
2007
IEEE
— Waterfilling and mercury/waterfilling power allocation policies maximize the mutual information of independent parallel Gaussian-noise channels under an average power constra...
PRIMA
2007
Springer
14 years 2 months ago
2007
Springer
Abstract. This article extends Defeasible Logic to deal with the contextual deliberation process of cognitive agents. First, we introduce meta-rules to reason with rules. Meta-rule...
APVIS
2007
13 years 9 months ago
2007
We consider a map labeling problem, where the sites to be labeled are restricted on a line L. This is quite common e.g. in schematized maps for road or subway networks. Each site ...