Context-awareness has become a distinguishing feature of Ubiquitous systems. Contrary to desktop and web applications, Ubiquitous applications gather environmental context and pro...
Composition of temporal and spatial properties of real world objects in a unified data framework results into Moving Object Databases (MOD). MODs are able to process, manage and a...
We are developing a grid information service, RGIS, that is based on the relational data model. RGIS supports complex queries written in SQL that search for compositions (using jo...
The emerging standards for the publication of Web Services are focused on the specification of the static interfaces of the operations to be invoked, or on the service composition...
: In this paper we present our ongoing work in creating a semantic Web service composition and execution framework. The efforts described are undertaken in the context of the SATIN...