Mediator systems integrate distributed, heterogeneous and autonomous data sources, but their e ective use requires the solution of hard query optimization problems. This is usuall...
Next-generation Government Information Systems will integrate large amounts of heterogeneous data sources located on distributed networks like the Internet. We present Net Travele...
In many data broadcasting applications clients are grouped into several groups, each one located at a different region, with the members of each group having similar demands. This...
Petros Nicopolitidis, Georgios I. Papadimitriou, M...
: In order to enhance their global business performance, organizations must be careful with the quality of their information since it is one of their main assets. Analogies to qual...
Integration of different radio access networks will become a reality in a near future. Our interworking architecture assumes a ubiquitous primary network (the cellular one) and se...