16843 search results - page 295 / 3369 » On Generalized Authorization Problems |
136
Voted
SACMAT
2010
ACM
15 years 11 months ago
2010
ACM
We address the problem of privacy-preserving access control in distributed systems. Users commonly reveal more personal data than strictly necessary to be granted access to online...
182
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ICALP
2003
Springer
15 years 11 months ago
2003
Springer
Abstract. We introduce a concept of similarity between vertices of directed graphs. Let GA and GB be two directed graphs with respectively nA and nB vertices. We define a nA × nB...
167
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DRR
2003
15 years 8 months ago
2003
The Medical Article Records System (MARS) developed by the Lister Hill National Center for Biomedical Communications uses scanning, OCR and automated recognition and reformatting ...
156
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EOR
2010
15 years 6 months ago
2010
In the last decade, there has been an increasing body of research in dynamic vehicle routing problems. This article surveys the subclass of those problems called dynamic pickup an...
171
Voted
IPL
2008
15 years 6 months ago
2008
The Positive-Negative Partial Set Cover problem is introduced and its complexity, especially the hardness-of-approximation, is studied. The problem generalizes the Set Cover probl...