Dynamic Workflow Management: A Framework for Modeling Workflows

  • Authors:
  • M. Millie Kwan;P. R. Balasubramanian

  • Affiliations:
  • -;-

  • Venue:
  • HICSS '97 Proceedings of the 30th Hawaii International Conference on System Sciences: Information Systems Track—Internet and the Digital Economy - Volume 4
  • Year:
  • 1997

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Abstract

Current workflow management systems do not provideadequate support for workflow modeling. Real life workprocesses are much richer in variations and more dynamicthan is expressed in a typical workflow model. Users needto be able to adjust workloads and modify workflowmodels on-the-fly. In addition, data about workflowexecutions are analyzed with process analysis/simulationtools to evaluate design alternatives, so workflow modelsand data must be structured to reflect the questions thatmanagers and designers are likely to ask. In this paper, wepresent Dynamic Workflow Management (DWM),framework for modeling workflows that aims to satisfythese requirements. DWM provides high level packagedtask templates for composing task sequences, a MOP-likestructure based on dynamic memory theory to organize thetask sequences into flexible workflow models, and fourperspectives into a workflow model geared towarddifferent users' interests. We illustrate these features ofDWM with a case study of an interlibrary loan process anddiscuss its application in workflow enactment andsimulation.