Automatic image annotation is a promising solution to enable semantic image retrieval via keywords. In this paper, we propose a multi-level approach to annotate the semantics of n...
Organising large-scale Web information retrieval systems into hierarchies of topic-specific search resources can improve both the quality of results and the efficient use of com...
We study the specification of access control policy in large-scale distributed systems. Our work on real-world policies has shown that standard policy idioms such as role hierarc...
While the discipline of computing has evolved significantly in the past 30 years, Computer Science curricula have not as readily adapted to these changes. In response, we have rec...
The main goal of the NETSEC project is to design and implement a framework for mitigating the effects of the node-based and link-based DoS attacks. Our strategy employs three lin...
Chatree Sangpachatanaruk, Sherif M. Khattab, Taieb...