Several extensions of the Web Services Framework have been proposed. The combination with Semantic Web technologies introduces a notion of semantics, which can enhance scalability ...
Middleware for web service orchestration, such as runtime engines for executing business processes, workflows, or web service compositions, can easily become performance bottleneck...
Composite web services are defined using the industry-standard language BPEL (Business Process Execution Logic). There is a strong need for graphical and automated support for th...
Data-Providing (DP) services allow query-like access to organizations' data via web services. The invocation of a DP service results in the execution of a query over data sour...