One of the most challenging problems in Grid environments concerns the matchmaking between resource requests and offers. As it happens in the physical economy, Grid economy must b...
Konstantinos Kotis, George A. Vouros, Alexandros G...
This paper proposes an optimistic concurrency control (CC) algorithm, called Sequential Order with Dynamic Adjustment (SODA), that guarantees timely and correct execution of concu...
E-government initiatives are in their infancy in many developing countries. The success of these initiatives is dependent on government support as well as citizens’ adoption of ...
Containing much valuable information, networks such as the World Wide Web, social networks and metabolic networks draw increasingly attention in scientific communities. Network cl...
This paper presents a Case-Based Reasoning approach for the personalized access and the students’ coauthoring tasks in on-line repositories of Learning Objects (LOs). The person...