The control-flow of business workflows is characterized by the strict execution order of the activities that is already defined at design time. This well-structured control-flow is...
—We study two convex optimization problems in a multi-class M/G/1 queue with adjustable service rates: minimizing convex functions of the average delay vector, and minimizing ave...
The management of business processes has recently received a lot of attention. One of the most interesting problems is the description of a process model in a language that allows ...
Web services are modular web applications that can be independently deployed and invoked by other software or services on the web. This offers enterprises the capability to integr...
Workflow management systems (WFMSs) have attracted a lot of interest both in academia and the business community. A workflow consists of a collection of tasks that are organized t...