Scientific workflow reuse through conceptual workflows on the virtual imaging platform

  • Authors:
  • Nadia Cerezo;Johan Montagnat

  • Affiliations:
  • CNRS, University of Nice, Nice, France;CNRS, University of Nice, Nice, France

  • Venue:
  • Proceedings of the 6th workshop on Workflows in support of large-scale science
  • Year:
  • 2011

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Abstract

An increasing number of scientific experiments are "in-silico": carried out at least partially using computers. Scientific Workflows have become a key tool to model and implement such experiments, but they tangle domain knowledge, technical know-how and non-functional concerns and are, as a result, difficult to understand, reuse or repurpose. In order to ease Scientific Workflow Reuse, this paper defines a Conceptual Workflow model that is closer to the end-user's domain and intentions. By placing our model higher on the abstraction scale, we can separate concerns and emphasize the in-silico experiment inside the workflow, thus improving readability and re-usability. The conceptual representation can then be transformed into a regular Abstract Scientific Workflow, exploiting both domain and non-functional knowledge that are captured and harnessed through the use of Semantic Web technologies.