1052 search results - page 89 / 211 » Managing User Focused Access to Distributed Knowledge |
CCS
2007
ACM
15 years 4 months ago
2007
ACM
In this paper, we study the maintenance of role-based access control (RBAC) models in database environments using transitive closure relations. In particular, the algorithms that ...
CHI
2009
ACM
15 years 10 months ago
2009
ACM
Expert recommender systems (ERS) are considered a promising technology in knowledge management. However, there are very few studies which evaluated their appropriation in practice...
CCGRID
2006
IEEE
15 years 3 months ago
2006
IEEE
We developed gSET as solution for the unsolved problems in the field of dynamic trust management and secure accounting in commercial virtual organizations. gSET establishes trust...
SIGMOD
2003
ACM
15 years 10 months ago
2003
ACM
A major problem in today's information-driven world is that sharing heterogeneous, semantically rich data is incredibly difficult. Piazza is a peer data management system tha...
GI
2009
Springer
14 years 7 months ago
2009
Springer
: The European Distributed Institute of Taxonomy (EDIT) platform, as well as biodiversity providers in general, provides a multitude of web-based taxonomic applications and service...