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SACMAT
2005
ACM
16 years 5 days ago
Generalized XML security views
We investigate a generalization of the notion of XML security view introduced by Stoica and Farkas [17] and later refined by Fan et al. [8]. The model consists of access control ...
Gabriel M. Kuper, Fabio Massacci, Nataliya Rassadk...
WIDM
2005
ACM
16 years 5 days ago
DirectoryRank: ordering pages in web directories
Web Directories are repositories of Web pages organized in a hierarchy of topics and sub-topics. In this paper, we present DirectoryRank, a ranking framework that orders the pages...
Vlassis Krikos, Sofia Stamou, Pavlos Kokosis, Alex...
ACISP
2005
Springer
16 years 5 days ago
Two Improved Partially Blind Signature Schemes from Bilinear Pairings
A blind signature scheme is a protocol for obtaining a digital signature from a signer, but the signer can neither learn the messages he/she sign nor the signatures the recipients ...
Sherman S. M. Chow, Lucas Chi Kwong Hui, Siu-Ming ...
AIED
2005
Springer
16 years 5 days ago
Collaboration and Cognitive Tutoring: Integration, Empirical Results, and Future Directions
In this paper, we describe progress we have made toward providing cognitive tutoring to students within a collaborative software environment. First, we have integrated a collaborat...
Andreas Harrer, Bruce M. McLaren, Erin Walker, Lar...
ATAL
2005
Springer
16 years 4 days ago
Bumping strategies for the multiagent agreement problem
We introduce the Multiagent Agreement Problem (MAP) to represent a class of multiagent scheduling problems. MAP is based on the Distributed Constraint Reasoning (DCR) paradigm and...
Pragnesh Jay Modi, Manuela M. Veloso