Service composition methods range from industry standard approaches based on Web Services and BPEL to Semantic Web approaches that rely on AI techniques to automate service discovery and composition. Service composition research mostly focuses on the dynamic (workflow) aspects of compositions. In this paper we consider the static component of service composition and discuss the importance of co...

Service-oriented programming model provides an effective way to integrate different applications across distributed, heterogeneous, dynamic environment which is common in e-business. Web service, with WSDL, SOAP and related protocols, is such an industrial effort to address the interoperation of different systems. Service composition is to combine such services, which distributed among differen...

In recent years, the growing number of digital audiovisual media files available over the internet or even on users hard discs is overwhelming. In order to support efficient storage and retrieval of those data, several comprehensive and rich multimedia retrieval systems (MMRS) have been introduced. Unfortunately, a standardized query format does not yet exist and almost every retrieval framewor...