Grid access methods are still dominated by command line tools or manually developed, problem specific graphical user interfaces. This fact reduces the acceptance of the Grid for ...
Recently, several languages for web service composition have emerged (e.g., BPEL4WS and WSCI). The goal of these languages is to glue web services together in a process-oriented w...
Wil M. P. van der Aalst, Marlon Dumas, Arthur H. M...
In this paper, we introduce an XML-based Hierarchical QoS Markup Language, called HQML, to enhance distributed multimedia applications on the World Wide Web (WWW) with Quality of ...
Service-level agreements (SLA) definition and monitoring are open issues within the IT Service Management (ITSM) domain. Our main goals are to propose a model-based approach to IT ...
IT today is driven by the trend of increasing scale and complexity. Utility and Grid computing models, PlanetLab, and traditional data centers, are reaching the scale of thousands...