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...
Telecommunication networks have evolved in time thanks to the advances produced by the new technologies and especially, Internet. Expert systems are being applied in management of...
The main goal of this work is to compare pyramidal structures proposed to solve segmentation tasks. Segmentation algorithms based on regular and irregular pyramids are described, ...
Rebeca Marfil, Luis Molina-Tanco, Antonio Bandera,...
Many cache management schemes designed for mobile environments are based on invalidation reports (IRs). However, IR-based approach suffers from long query latency and it cannot eff...
New hardware platforms, e.g. cloud, multi-core, etc., have led to a reconsideration of database system architecture. Our Deuteronomy project separates transactional functionality ...
David B. Lomet, Kostas Tzoumas, Michael J. Zwillin...