We describe our work in implementing a wide-area distributed file system for the NSF TeraGrid. The system, called XUFS, allows private distributed name spaces to be created for tr...
In this paper, we examine the issues of workflow mapping and execution in opportunistic environments such as the grid. As applications become ever more complex, the process of cho...
Ewa Deelman, Tevfik Kosar, Carl Kesselman, Miron L...
This paper discusses the process of building an environment where large-scale, complex, scientific analysis can be scheduled onto a heterogeneous collection of computational and s...
Ewa Deelman, Scott Callaghan, Edward Field, Hunter...
Workflow management systems control activities that are performed in a distributed manner by a number of human or automated participants. There is a wide variety of workflow syste...
While SOAP/XML is perceived as the appropriate interoperability level for web-services, companies compete to provide workflow-based tools for web-service integration. This paper p...