Chaining Data and Visualization Web Services for Decision Making in Information Systems

Abstract. Decision making in information systems increasingly relies on analyses of data in visual formats which are created from distributed heterogeneous data belonging to the separate organizations. This paper presents distributed service architecture for creating and managing the production of knowledge from distributed collections of data sources through integrated data- views. Web Services provide key … Read more

Ant-based interactive workflow management: a case study on RMI

This paper proposes a web-based interactive workflow definition and invocation system assisting users in orchestrating a set of distributed services-activities and expressing complex dependencies between them in XML. We use Ant, which is a Java-based and freely distributed commodity tool, for workflow definitions and workflow engine. Adopting Ant as a workflow engine provides platform independence … Read more