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Mashup tools are becoming increasingly important enabling users to compose services and processes on the Web. Most existing tools focus on Web-based interfaces, usability, and visual languages for creating mashups. A major challenge that has received limited attention is context-awareness and adaptivity of service mashups. In this paper we focus on two main aspects: First, a service capability model...
In this paper, we introduce a novel Web service based cooperative workflow model which not only greatly improves the efficiency of concurrent processing but also makes results combination easier. Web service based workflows provide support for aggregating Web services into new higher-level Web services by means of process composition. We add states and actions to the activity, and realize the cooperation...
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