Dipl.-Inf. Tobias Unger

Ehemaliger Wissenschaftlicher Mitarbeiter und Doktorand

Publications

Journal Papers

  1. Kopp, Oliver; Görlach, Katharina; Karastoyanova, Dimka; Leymann, Frank; Reiter, Michael; Schumm, David; Sonntag, Mirko; Strauch, Steve; Unger, Tobias; Wieland, Matthias; Khalaf, Rania: A Classification of BPEL Extensions. In: Journal of Systems Integration. Vol. 2(4), Online, 2011 (pdf).
  2. Mietzner, Ralph; Leymann, Frank; Unger, Tobias: Horizontal and Vertical Combination of Multi-Tenancy Patterns in Service-Oriented Applications. In: Special Issue: Empowering Enterprises Through Next-Generation Enterprise Computing - 13th International IEEE EDOC Conference (EDOC 2009). Vol. 5(1), Taylor & Francis, 2010.
  3. Unger, Tobias; Mietzner, Ralph; Leymann, Frank: Customer-defined Service Level Agreements for Composite Applications. In: Enterprise Information Systems - Towards Model-driven Service-oriented Enterprise Computing - 12th International IEEE EDOC Enterprise Computing Conference (EDOC 2008). Vol. 3(3), Taylor & Francis, 2009.

Conference Papers

  1. Wagner, Sebastian; Roller, Dieter; Kopp, Oliver; Unger, Tobias; Leymann, Frank: Performance Optimizations for Interacting Business Processes. In: Proceedings of the first IEEE International Conference on Cloud Engineering (IC2E 2013) ( pdf).
  2. Strauch, Steve; Breitenbücher, Uwe; Kopp, Oliver; Leymann, Frank; Unger, Tobias: Cloud Data Patterns for Confidentiality. In: Proceedings of the 2nd International Conference on Cloud Computing and Service Science (CLOSER'12), 2012 ( pdf).
  3. Strauch, Steve; Kopp, Oliver; Leymann, Frank; Unger, Tobias: A Taxonomy for Cloud Data Hosting Solutions. In: Proceedings of the International Conference on Cloud and Green Computing (CGC '11), 2011 ( pdf).
  4. Sirbu, Adina; Marconi, Annapaola; Pistore, Marco; Eberle, Hanna; Leymann, Frank; Unger, Tobias: Dynamic Composition of Pervasive Process Fragments. In: IEEE Computer Society (Hrsg): Proceedings of the IEEE International Conference on Web Services, ICWS 2011,Washington, DC, USA, July 4-9, 2011.
  5. Eberle, Hanna; Leymann, Frank; Schleicher, Daniel; Schumm, David; Unger, Tobias: Process Fragment Composition Operations. In: Proceedings of APSCC 2010.
  6. Unger, Tobias; Eberle, Hanna; Leymann, Frank; Wagner, Sebastian: An Event-model for Constraint-based Person-centric Flows. In: Proceedings of the 2010 International Conference on Progress in Informatics and Computing (PIC-2010) ( pdf).
  7. Eberle, Hanna; Leymann, Frank; Unger, Tobias: Transactional Process Fragments - Recovery Strategies for Flexible Workflows with Process Fragments. In: Proceedings of APSCC 2010.
  8. Eberle, Hanna; Leymann, Frank; Unger, Tobias: Implementation Architectures for Adaptive Workflow Management. In: ADAPTIVE 2010.
  9. Unger, Tobias; Roller, Dieter: Applying Processes for User-driven Refinement of People Activities. In: Proceedings of the 14th IEEE International EDOC Conference (EDOC 2010).
  10. Kopp, Oliver; Eberle, Hanna; Leymann, Frank; Unger, Tobias: The Subprocess Spectrum. In: Proceedings of the Business Process and Services Computing Conference: BPSC 2010 ( pdf).
  11. Mietzner, Ralph; Unger, Tobias; Leymann, Frank: Cafe: A Generic Configurable Customizable Composite Cloud Application Framework. In: Meersman, R. (Hrsg); Dillon, T. (Hrsg); Herrero, P. (Hrsg): CoopIS 2009 (OTM 2009).
  12. Marconi, Annapaola; Pistore, Marco; Sirbu, Adina; Leymann, Frank; Eberle, Hanna; Unger, Tobias: Enabling Adaptation of Pervasive Flows: Built-in Contextual Adaptation. In: Baresi, Luciano (Hrsg); Chi, Chi-Hung (Hrsg); Suzuki, Jun (Hrsg): Service-Oriented Computing, 7th International Joint Conference,ICSOC-ServiceWave 2009, Stockholm, Sweden, November 24-27, 2009.
  13. Eberle, Hanna; Unger, Tobias; Leymann, Frank: Process Fragments. In: Meersman, R. (Hrsg); Dillon, T. (Hrsg); Herrero, P. (Hrsg): On the Move to Meaningful Internet Systems: OTM 2009, Part I.
  14. Mietzner, Ralph; Unger, Tobias; Titze, Robert; Leymann, Frank: Combining Different Multi-Tenancy Patterns in Service-Oriented Applications. In: IEEE Computer Society (Hrsg): Proceedings of the 13th IEEE Enterprise Distributed Object Conference (EDOC 2009) (pdf).
  15. Eberle, Hanna; Föll, Stefan; Herrmann, Klaus; Leymann, Frank; Marconi, Annapaola; Unger, Tobias; Wolf, Hannes: Enforcement from the Inside: Improving Quality of Business in Process Management. In: 2009 IEEE International Conference on Web Services (ICWS 2009) (pdf).
  16. Unger, Tobias; Mauchart, Stephanie; Leymann, Frank; Scheibler, Thorsten: Aggregation of Service Level Agreements in the Context of Business Processes. In: Proceedings of the Twelfth IEEE Enterprise Distributed Object Conference (EDOC 2008), 15-19 September 2008, Munich, Bavaria, Germany.
  17. Unger, Tobias; Bauer, Thomas: Towards a Standardized Task Management. In: Bichler, Martin (Hrsg); Hess, Thomas (Hrsg); Krcmar, Helmut (Hrsg); Lechner, Ulrike (Hrsg); Matthes, Florian (Hrsg); Picot, Arnold (Hrsg); Speitkamp, Benjamin (Hrsg); Wolf, Petra (Hrsg): Multikonferenz Wirtschaftsinformatik 2008.

Workshop Papers

  1. Breitenbücher, Uwe; Kopp, Oliver; Leymann, Frank; Reiter, Michael; Roller, Dieter; Unger, Tobias: Six Strategies for Building High Performance SOA Applications. In: Schönberger, Andreas (Hrsg); Kopp, Oliver (Hrsg); Lohmann, Niels (Hrsg): Proceedings of the 4th Central-European Workshop on Services and their Composition, ZEUS-2012 ( pdf).
  2. Kopp, Oliver; Leymann, Frank; Schumm, David; Unger, Tobias: On BPMN Process Fragment Auto-Completion. In: Eichhorn, Daniel (Hrsg); Koschmider, Agnes (Hrsg); Zhang, Huayu (Hrsg): Proceedings of the 3rd Central-European Workshop on Services and their Composition (ZEUS 2011) ( pdf).
  3. Kopp, Oliver; Leymann, Frank; Unger, Tobias; Wagner, Sebastian: Towards The Essential Flow Model. In: Eichhorn, Daniel (Hrsg); Koschmider, Agnes (Hrsg); Zhang, Huayu (Hrsg): Proceedings of the 3rd Central-European Workshop on Services and their Composition (ZEUS 2011) ( pdf).
  4. Unger, Tobias; Wagner, Sebastian: Collaboration Aspects of Human Tasks. In: Proceedings of the 1st International Workshop on Cross Enterprise Collaboration, People, and Work (CEC-PAW10), 2010.
  5. Leymann, Frank; Unger, Tobias; Wagner, Sebastian: On designing a people-oriented constraint-based workflow language. In: Gierds, Christian (Hrsg); Sürmeli, Jan (Hrsg): Proceedings of the 2nd Central-European Workshop on Services and their Composition, ZEUS 2010, Berlin, Germany, February 25--26, 2010 ( pdf).
  6. Unger, Tobias; Eberle, Hanna; Leymann, Frank: Research challenges on person-centric flows. In: Gierds, Christian (Hrsg); Sürmeli, Jan (Hrsg): Proceedings of the 2nd Central-European Workshop on Services and their Composition, ZEUS 2010, Berlin, Germany, February 25--26, 2010.
  7. Eberle, Hanna; Kopp, Oliver; Unger, Tobias; Leymann, Frank: Retry Scopes to Enable Robust Workflow Execution in Pervasive Environments. In: Proceedings of the 2nd Workshop on Monitoring, Adaptation and Beyond (MONA+), 2009.
  8. Kopp, Oliver; Eberle, Hanna; Leymann, Frank; Unger, Tobias: From Process Models to Business Landscapes. In: Nüttgens, Markus (Hrsg); Rump, Frank J. Rump (Hrsg); Gadatsch, Andreas (Hrsg): EPK 2007: Geschäftsprozessmanagement mit Ereignisgesteuerten Prozessketten ( pdf).
  9. Kopp, Oliver; Unger, Tobias; Leymann, Frank: Nautilus Event-driven Process Chains: Syntax, Semantics, and their mapping to BPEL. In: Nüttgens, M. (Hrsg); Rump, F.J. (Hrsg); Mendling, J. (Hrsg): Proceedings of the 5th GI Workshop on Event-Driven Process Chains (EPK 2006) (pdf).

Technical Reports

  1. Kopp, Oliver; Henke, Sebastian; Karastoyanova, Dimka; Khalaf, Rania; Leymann, Frank; Sonntag, Mirko; Steinmetz, Thomas; Unger, Tobias; Wetzstein, Branimir: An Event Model for WS-BPEL 2.0, Technischer Bericht Nr. 2011/07 (pdf).
  2. Kopp, Oliver; Wetzstein, Branimir; Mietzner, Ralph; Unger, Tobias; Pottinger, Stefan; Karastoyanova, Dimka; Michael, Sabine; Leymann, Frank: A Model-Driven Approach to Implementing Coordination Protocols in BPEL, Technischer Bericht Nr. 2008/02 (pdf).

Other Publications

  1. Unger, Tobias: Aggregation von QoS und SLAs in BPEL Geschäftsprozessen, Diplomarbeit Nr. 2305, 2005.
  1. Scheibler, Thorsten; Unger, Tobias; Traunecker, Jochen: Bewertung von Frameworks für Personal Digital Assistants, Fachstudie Softwaretechnik Nr. 30, 2004.
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