The threat of commoditization poses a real challenge for service providers. While the end-to-end principle is often paraphrased as “dumb network, smart end-systems”, the origi...
We have developed a system to process database queries over composed data providing web services. The queries are transformed into execution plans containing an operator that invok...
Often network components work correctly, yet end-to-end services don’t. This happens if configuration parameters of components are set to incorrect values. Configuration is a fu...
The Web is rapidly becoming the platform through which many companies deliver services to businesses and individual customers. E-Services are typically delivered point-to-point; h...
Ubiquitous and pervasive applications are aware of the context of the used resources. This class of application can benefit from mechanisms to discover resources (devices and sens...