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Tying Process Model Quality to the Modeling Process:
   The Impact of Structuring, Movement, and Speed
   Jan Claes, Irene...
The Process of Process Modeling




                                                                          RESEARCH

  ...
Cheetah Experiment Platform
                                                       http://cheetahplatform.org




Tying Pr...
Replay model construction process




Tying Process Model Quality to the Modeling Process:   Jan Claes - BPM‘12 - 4 Septem...
Event Log
                                                       CREATE_XOR_GATEWAY
                           CREATE_ACTI...
PPMChart: examples




                                                          Create activity
                         ...
PPMChart: examples




                                                       Create activity              ACT
           ...
PPMChart: examples


                                                       Move objects
                                 ...
PPMChart: examples




                                                       Move objects
                               ...
PPMChart: examples




                                                       Move objects
                               ...
Conjectures

     C1: Structured modeling is positively related to
      the understandability of the resulting model.
  ...
Metrics

  Understandability
  Measured by perspicuity:
        “a model that is unambiguously interpretable and can be ...
Metrics

     Structured modeling
     Creating blocks ‘as a whole’ (before moving on
      to the creation of the rest ...
Results

     C1: structured modeling – understandability
                     maxSimulBlock                             ...
Conclusion

   Goal
           Understand process of process modeling to improve
            training/tools
   Conjectu...
Closing

                                   Thank you for your attention!
                                    Do you have ...
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BPM2012

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Slides of my presentation at BPM conference, 4 September 2012, Tallinn, Estonia

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BPM2012

  1. 1. Tying Process Model Quality to the Modeling Process: The Impact of Structuring, Movement, and Speed Jan Claes, Irene Vanderfeesten, Hajo A. Reijers, Jakob Pinggera, Matthias Weidlich, Stefan Zugal, Dirk Fahland, Barbara Weber, Jan Mendling, Geert Poels
  2. 2. The Process of Process Modeling RESEARCH Properties of Properties of Properties of Properties of textual description modeler modeling process resulting model Modelers were asked to construct a process model of a case based on a given informal textual description Tying Process Model Quality to the Modeling Process: Jan Claes - BPM‘12 - 4 September 2012 The Impact of Structuring, Movement, and Speed 2/16
  3. 3. Cheetah Experiment Platform http://cheetahplatform.org Tying Process Model Quality to the Modeling Process: Jan Claes - BPM‘12 - 4 September 2012 The Impact of Structuring, Movement, and Speed 3/16
  4. 4. Replay model construction process Tying Process Model Quality to the Modeling Process: Jan Claes - BPM‘12 - 4 September 2012 The Impact of Structuring, Movement, and Speed 4/16
  5. 5. Event Log CREATE_XOR_GATEWAY CREATE_ACTIVITY CREATE_EDGE CREATE_START_EVENT CREATE_AND_GATEWAY MOVE_ACTIVITY DELETE_ACTIVITY NAME_EDGE CREATE_EDGE_BENDPOINT RENAME_ACTIVITY Tying Process Model Quality to the Modeling Process: Jan Claes - BPM‘12 - 4 September 2012 The Impact of Structuring, Movement, and Speed 5/16
  6. 6. PPMChart: examples Create activity Create AND gateway Create edge Move activity Rename activity Tying Process Model Quality to the Modeling Process: Jan Claes - BPM‘12 - 4 September 2012 The Impact of Structuring, Movement, and Speed 6/16
  7. 7. PPMChart: examples Create activity ACT Create XOR gateway X X Create edge ACT Tying Process Model Quality to the Modeling Process: Jan Claes - BPM‘12 - 4 September 2012 The Impact of Structuring, Movement, and Speed 7/16
  8. 8. PPMChart: examples Move objects short after creation Tying Process Model Quality to the Modeling Process: Jan Claes - BPM‘12 - 4 September 2012 The Impact of Structuring, Movement, and Speed 8/16
  9. 9. PPMChart: examples Move objects at the end Tying Process Model Quality to the Modeling Process: Jan Claes - BPM‘12 - 4 September 2012 The Impact of Structuring, Movement, and Speed 9/16
  10. 10. PPMChart: examples Move objects regularly Tying Process Model Quality to the Modeling Process: Jan Claes - BPM‘12 - 4 September 2012 The Impact of Structuring, Movement, and Speed 10/16
  11. 11. Conjectures C1: Structured modeling is positively related to the understandability of the resulting model. C2: A high number of move operations is negatively related to the understandability of the resulting model. C3: Slow modeling is negatively related to the understandability of the resulting model. Tying Process Model Quality to the Modeling Process: Jan Claes - BPM‘12 - 4 September 2012 The Impact of Structuring, Movement, and Speed 11/16
  12. 12. Metrics Understandability Measured by perspicuity: “a model that is unambiguously interpretable and can be made sound with only small adaptations based on minimal assumptions on the modeler’s intentions with the model ” Calculation  Correct syntax errors/ambiguities if possible  Transform BPMN model to WF-net  Check soundness of WF-net Tying Process Model Quality to the Modeling Process: Jan Claes - BPM‘12 - 4 September 2012 The Impact of Structuring, Movement, and Speed 12/16
  13. 13. Metrics Structured modeling Creating blocks ‘as a whole’ (before moving on to the creation of the rest of the model) ACT ACT X X ACT Tying Process Model Quality to the Modeling Process: Jan Claes - BPM‘12 - 4 September 2012 The Impact of Structuring, Movement, and Speed 13/16
  14. 14. Results C1: structured modeling – understandability maxSimulBlock perspicuity perspicuity   0,028* percNumBlockAsAWhole perspicuity  0,030* C2: number of moves – understandability avgMoveOnMovedElements avgMoveOnMovedElements perspicuity perspicuity   0,049* 0,049* percNumElementsWithMoves percNumElementsWithMoves perspicuity perspicuity   0,648 0,648 C3: speed – understandability totTime totTime perspicuity perspicuity   0,031* 0,031* totCreateTime totCreateTime perspicuity perspicuity   0,014* 0,014* see statistics in the paper (*) statistically significant values at the 95% confidence level Tying Process Model Quality to the Modeling Process: Jan Claes - BPM‘12 - 4 September 2012 The Impact of Structuring, Movement, and Speed 14/16
  15. 15. Conclusion Goal  Understand process of process modeling to improve training/tools Conjectures  C1: Structured modeling is pos. related to understandability  C2: A lot of moves might be neg. related to understandability  C3: Slow modeling is neg. related to understandability Further work  Zoom on structured modeling  Investigate other conjectures Tying Process Model Quality to the Modeling Process: Jan Claes - BPM‘12 - 4 September 2012 The Impact of Structuring, Movement, and Speed 15/16
  16. 16. Closing Thank you for your attention! Do you have any questions? Jan Claes jan.claes@ugent.be Jan Claes Stefan Zugal http://www.janclaes.info Irene Vanderfeesten Dirk Fahland Twitter: @janclaesbelgium Hajo A. Reijers Barbara Weber Jakob Pinggera Jan Mendling Matthias Weidlich Geert Poels Tying Process Model Quality to the Modeling Process: Jan Claes - BPM‘12 - 4 September 2012 The Impact of Structuring, Movement, and Speed 16/16

Slides of my presentation at BPM conference, 4 September 2012, Tallinn, Estonia

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