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COMAD
2008
13 years 10 months ago
The Efficient Maintenance of Access Roles with Role Hiding
Role-based access control (RBAC) has attracted considerable research interest. However, the computational issues of RBAC models are yet to be thoroughly studied. In this paper, we...
Chaoyi Pang, Xiuzhen Zhang, Yanchun Zhang, Kotagir...
IPPS
2003
IEEE
14 years 2 months ago
Simulation of Dynamic Data Replication Strategies in Data Grids
Data Grids provide geographically distributed resources for large-scale data-intensive applications that generate large data sets. However, ensuring efficient access to such huge...
Houda Lamehamedi, Zujun Shentu, Boleslaw K. Szyman...
DOLAP
1998
ACM
14 years 1 months ago
Dynamic Maintenance of Multidimensional Range Data Partitioning for Parallel Data Processing
Star schema has been a typical model for both online transaction processing in traditional databases and online analytical processing in large data warehouses. In the star schema,...
Junping Sun, William I. Grosky
ETS
2000
IEEE
126views Hardware» more  ETS 2000»
13 years 8 months ago
Dynamic Goal-Based Role-Play Simulation on the Web: A Case Study
This paper outlines and discusses the pedagogical approach, the technical design architecture, and an innovative implementation of a collaborative role-play simulation technology ...
Som Naidu, Albert Ip, Roni Linser
BIS
2008
127views Business» more  BIS 2008»
13 years 10 months ago
Social Network and Data Portability using Semantic Web Technologies
Social network and data portability has recently gained a lot of interest as one of the issues for social media sites on the Web. In this paper, we will show how Semantic Web techn...
Uldis Bojars, Alexandre Passant, John G. Breslin, ...