1. Towards Semantic Integration of XML- based Business Process Models Jan Mendling, Uwe Zdun Dept. of IS and New Media, WU Wien Cristian Pérez de Laborda Dept. of CS – DB and IS, University of Düsseldorf

2. Towards Semantic Integration of XML-based Business Process Models 13.04.2005Slide 2 Agenda 1.Heterogeneity of BPM Standards 2.Applicability of Schema Integration 3.Ingredients of Metamodel Integration 4.Outlook

3. Towards Semantic Integration of XML-based Business Process Models 13.04.2005Slide 3 Agenda 1. Heterogeneity of BPM Standards

4. Towards Semantic Integration of XML-based Business Process Models 13.04.2005Slide 4 Scenario Consulting Customer Simulation Workflow

5. Towards Semantic Integration of XML-based Business Process Models 13.04.2005Slide 5 Heterogeneity problems AML BPEL4WS tools : metamodel : interchange format

6. Towards Semantic Integration of XML-based Business Process Models 13.04.2005Slide 6 Standardised interchange format is missing

7. Towards Semantic Integration of XML-based Business Process Models 13.04.2005Slide 7 Agenda 2. Applicability of Schema Integration

8. Towards Semantic Integration of XML-based Business Process Models 13.04.2005Slide 8 Schema Integration Methodology Schema conflicts Similarity relations between schema concepts Disjointness Intersection Subset Equality Criteria for global integrated schema (Batini et al. 1986) Completeness Minimality Understandability

9. Towards Semantic Integration of XML-based Business Process Models 13.04.2005Slide 9 Case of PNML and BPEL4WS

10. Towards Semantic Integration of XML-based Business Process Models 13.04.2005Slide 10 Metamodels of PNML and BPEL4WS

11. Towards Semantic Integration of XML-based Business Process Models 13.04.2005Slide 11 Using schema integration?

12. Towards Semantic Integration of XML-based Business Process Models 13.04.2005Slide 12 Agenda 3. Ingredients of Metamodel Integration

13. Towards Semantic Integration of XML-based Business Process Models 13.04.2005Slide 13 Keep the balance Bottom-up schema integration Required concepts and relationships Generalisation of concepts Top-down domain modelling Identify mappings between concepts Consolidation of concepts

14. Towards Semantic Integration of XML-based Business Process Models 13.04.2005Slide 14 Agenda 4. Outlook

15. Towards Semantic Integration of XML-based Business Process Models 13.04.2005Slide 15 Next steps Definition of engineering process for metamodel integration reflecting Canonical representation of concepts (ontology-based) Complex semantic relationships XML design guidelines Case study on BPM standard integration Test for applicability in other domains

16. Jan Mendling, Uwe Zdun Dept. of IS and New Media, WU Wien Cristian Pérez de Laborda Dept. of CS – DB and IS, University of Düsseldorf Thank you for your attention

17. Towards Semantic Integration of XML-based Business Process Models 13.04.2005Slide 17 Metamodels and interchange formats see J. Mendling, G. Neumann, M. Nüttgens: A Comparison of XML Interchange Formats for Business Process Modelling. In: F. Feltz, A. Oberweis, B. Otjacques, eds.: Proc. of EMISA 2004 "Informationssysteme im E-Business und E-Government", Luxembourg, Luxembourg, Vol. 56 of Lecture Notes in Informatics (LNI), pages 129-140, October 2004.

18. Towards Semantic Integration of XML-based Business Process Models 13.04.2005Slide 18 Standardisierungs-Organisationen Object Management Group (OMG) Workflow Management Coalition Business Process Management Initiative (BPMI) Organization for the Advancement of Structured Information Standards (OASIS) (+ UN/CEFACT) World Wide Web Consortium (W3C) Akademische Initiativen

19. Towards Semantic Integration of XML-based Business Process Models 13.04.2005Slide 19 Effekte der Standardisierung von Austauchformaten Pragmatischer Effekt: Austausch von Modellen Ökonomischer Effekt:Reduzierter Lock-In, mehr Wettbewerb Konzeptioneller Effekt:Konsolidation der Konzepte Quelle: J. Mendling, G. Neumann, M. Nüttgens: A Comparison of XML Interchange Formats for Business Process Modelling. In: F. Feltz, A. Oberweis, B. Otjacques, eds.: Proc. of EMISA 2004 "Informationssysteme im E-Business und E-Government", Luxembourg, Luxembourg, Vol. 56 of Lecture Notes in Informatics (LNI), pages 129-140, October 2004.

20. Towards Semantic Integration of XML-based Business Process Models 13.04.2005Slide 20 Agenda 3. Wie kann man Austauschformate definieren?

21. Towards Semantic Integration of XML-based Business Process Models 13.04.2005Slide 21 Aufgreifen der Vorlesung Methode, Technik, … Quelle: D. Karagiannis, H. Kühn: Metamodelling Plattforms. In: K. Bauknecht, A. Min Tjoa, G. Quirchmayer, eds.: Proceedings of the Third International Conference EC-Web 2002 – Dexa 2002, Aix-en-Provence, France, Vol. 2455 of Lecture Notes in Computer Science (LNCS), pages 182, September 2002. http://www.dke.univie.ac.at/mmp/FullVersion_MMP_DexaECWeb2002.pdf

22. Towards Semantic Integration of XML-based Business Process Models 13.04.2005Slide 22 Modell und Datei UML-KlassendiagrammXMI-Datei

23. Towards Semantic Integration of XML-based Business Process Models 13.04.2005Slide 23 Austauschformate: Allgemeine Gestaltungs-Kriterien Einfachheitgute Verständlichkeit VollständigkeitBereitstellung aller wichtigen Konzepte Allgemeingültigkeitfür verschiedene Szenarien geeignet EindeutigkeitPräzise Terminologie und Semantik Erweiterbarkeitfür Zusatzinfo und Weiterentwicklung Quelle: J. Mendling, G. Neumann, M. Nüttgens: A Comparison of XML Interchange Formats for Business Process Modelling. In: F. Feltz, A. Oberweis, B. Otjacques, eds.: Proc. of EMISA 2004 "Informationssysteme im E-Business und E-Government", Luxembourg, Luxembourg, Vol. 56 of Lecture Notes in Informatics (LNI), pages 129-140, October 2004.

24. Towards Semantic Integration of XML-based Business Process Models 13.04.2005Slide 24 Spezifikationsmöglichkeiten Interchange Format Only bspw. BPEL4WS Mappings Only bspw. XMI Joint Specification bspw. PNML Quelle: J. Mendling, G. Neumann, M. Nüttgens: A Comparison of XML Interchange Formats for Business Process Modelling. In: F. Feltz, A. Oberweis, B. Otjacques, eds.: Proc. of EMISA 2004 "Informationssysteme im E-Business und E-Government", Luxembourg, Luxembourg, Vol. 56 of Lecture Notes in Informatics (LNI), pages 129-140, October 2004.