Dr. Holger Wittges

Xing Profile

Dissertation

Verbindung von Geschäftsprozessmodellierung und Workflow-Implementierung

Publications at the Chair

  • Fuchs, Simon; Schnellbach, Janik; Schmidt, Lukas; Wittges, Holger: Data Annotation for Support Ticket Data: A Literature Review. 57th Hawaii International Conference on System Sciences, 2024Oahu, Hawaii, USA more…
  • Heim, Sophie; Schindler, Rebekka; Ge, Tianyu; Wittges, Holger: And Here, All Threads Run Together: Understanding the Strategic Functions of Intermediaries in Digital Business Ecosystems. 32nd European Conference on Information Systems (ECIS 2024), 2024Paphos, Cyprus more…
  • Heim, Sophie; Egawa, Mayumi; Hein, Andreas; Wittges, Holger; Krcmar, Helmut: Design Guidelines for Enterprise Software Training in Higher Education Based on Technology-Mediated Learning. International Journal of Engineering Pedagogy (iJEP) 14 (5), 2024, 170-191 more…
  • Fuchs, Simon; Böllhoff, Julian; Andraichuk, Valeriya; Wittges, Holger;: Towards an automated SAP service desk -Alignment of technical projects with a business perspective. SAP Academic Community Conference 2023 (D-A-CH), 2023München, Deutschland more…
  • Heim, Sophie; Oßing, Hanna; Zhou, Yutong; Ge, Tianyu; Wittges, Holger; Krcmar, Helmut: Development of an e3 Value Model of the SAP University Alliances Ecosystem. SAP Academic Community Conference 2023 (D-A-CH), 2023München, Deutschland more…
  • Heim, Sophie; Baur, Lena; Wittges, Holger; Krcmar, Helmut: Teaching Business Skills in the Cloud: A Process Model for Cloud-Based Enterprise Software Integration in Higher Education. 2023 IEEE Global Engineering Education Conference (EDUCON), IEEE, 2023Salmiya, Kuwait more…
  • Landler, Philipp; Wittges, Holger: Adding a Dashboard to ERPsim. SAP Academic Community Conference 2022 DACH, 2022Magdeburg, Deutschland more…
  • Heim, Sophie; Testor, Daniel; Levkovskyi, Borys; Wittges, Holger; Krcmar, Helmut: Fostering Knowledge Sharing in Education-as-a-Service Communities: A Learning Management System for Lecturers. IEEE Global Engineering Education Conference (EDUCON) 2022, 2022Tunis, Tunisia more…
  • Fuchs, Simon; Drieschner, Clemens; Wittges, Holger: Improving Support Ticket Systems Using Machine Learning: A Literature Review. 55th Hawaii International Conference on System Sciences (HICSS), 2022Maui, USA more…
  • Fuchs, Simon; Wiehl, Nathalie; Wittges, Holger; Krcmar, Helmut: Towards an Automated SAP Service Desk – Design and Implementation of a Prototype Machine Learning Classifier for Support Tickets on a Small Data Set. SAP Academic Community Conference 2022 DACH, 2022Magdeburg, Deutschland more…
  • Drieschner, Clemens; Ibishi, Sami; Shouman, Omar; Wittges, Holger; Krcmar, Helmut: An Overview of Explainable Predictive Process Monitoring. SAP Academic Community Conference 2021 DACH, 2021virtual more…
  • Shouman, Omar; Fuchs, Simon; Wittges, Holger: Experiences from Teaching Practical Machine Learning Courses to Master's Students with Mixed Backgrounds. ECMLPKDD 2021 Workshop TeachML, 2021Online more…
  • Heim, Sophie; Drieschner, Clemens; Wittges, Holger; Krcmar, Helmut: Providing Learning Success as a Service: A Structured Literature Review. 2021 IEEE Global Engineering Education Conference (EDUCON), 2021virtual more…
  • Levkovskyi, Borys; Betzwieser, Benedikt; Löffler, Alexander; Wittges, Holger: Why Do Organizations Change? A Literature Review on Drivers and Measures of Success for Digital Transformation. 26th Americas Conference on Information Systems (AMCIS), 2020Salt Lake City, Utah, USA more…
  • Krcmar, Helmut; Goswami, Suparna; Schermann, Michael; Wittges, Holger; Wolf, Petra: 13th Workshop on Information Systems and Services Sciences. , Ed.: Krcmar, Helmut; Goswami, Suparna; Schermann, Michael; Wittges, Holger; Wolf, Petra: 2014, more…
  • Homann, Marcus; Banova, Vassilena; Wittges, Holger; Krcmar, Helmut: Einsatz einer mobilen Unternehmensplattform. Mobile ERP 2014, 2014 more…
  • Homann, Marcus; Banova, Vassilena; Oelbermann, Paul; Wittges, Holger; Krcmar, Helmut: Towards User Interface Components for Dashboard Applications on Smartphones. 5th International Conference on Mobile Computing, Applications, and Services, MobiCase 2013, Springer Verlag, 2014Paris, France more…
  • Homann, Marcus; Banova, Vassilena; Wittges, Holger; Krcmar, Helmut: Towards an End-User Development Tool for Mobile ERP Applications. Novel Methods and Technologies for Enterprise Information Systems, Springer, 2014Vienna, Austria more…
  • Homann, Marcus; Wittges, Holger; Krcmar, Helmut: Entwicklung mobiler Anwendungen für SAP. SAP PRESS, 2013 more…
  • Homann, Marcus; Wittges, Holger; Krcmar, Helmut: Towards User Interface Patterns for ERP Applications on Smartphones. Business Information Systems 16th International Conference, BIS 2013, Springer, 2013Poznań, Poland more…
  • Heininger, Robert; Wittges, Holger; Krcmar, Helmut: Literaturrecherche zu IT-Servicemanagement im Cloud Computing. HMD - Praxis der Wirtschaftsinformatik 2012, 2012, S. 15-23 more…
  • Konstantinidis, Christos; Kienegger, Harald; Flormann, Lukas; Wittges, Holger; Krcmar, Helmut: SAP Business ByDesign - Anpassung und Integration. SAP PRESS, 2012 more…
  • Schmidl, Jörg; Slavtchev, Viktor; Wittges, Holger; Krcmar, Helmut: Knowledge Management Success or Failure - What Determines the Performance of a KM-Initative? Proceedings of the 6th Conference Professional Knowledge Management (WM) From Knowledge to Action, Ges. für Informatik, 2011Bonn, Germany more…
  • Krcmar, Helmut; Goswami, Suparna; Leimeister, Jan Marco; Schermann, Michael; Wolf, Petra; Wittges, Holger: 7th Workshop on Information Systems and Services Sciences. , Ed.: Krcmar, Helmut: Lehrstuhls für Wirtschaftsinformatik Technische Universität München, 2011, more…
  • Mayer, Manuel; Gradl, Stephan; Schreiber, Veronika; Wittges, Holger; Krcmar, Helmut: A Survey on Performance Modelling and Simulation of SAP Enterprise Resource Planning Systems. The 10th International Conference on Modeling and Applied Simulation, Diptem Università di Genoa, 2011Rome, Italy more…
  • Bögelsack, Andr'e; Homann, Marcus; Wittges, Holger; Krcmar, Helmut: Performance of SAP ERP with Memory Virtualization using IBM Active Memory Expansion as an example. The 20th International ACM Symposium on High-Performance Parallel and Distributed Computing VTDC11 - The 5th International Workshop on Virtualization Technologies in Distributed Computing, 2011San Jose, California, USA more…
  • Hecht, Sonja; Wittges, Holger; Krcmar, Helmut: IT capabilities in ERP maintenance. Proceedings of the 19th European Conference on Information Systems (ECIS 2011) ICT and Sustainable Service Development, Aalto University Helsinki, 2011Helsinki, Finland more…
  • Schmidl, Jörg; Wittges, Holger; Krcmar, Helmut: Similarity Determination in Activity Sequences ? A Supportive Framework. Proceedings of the 10th International Conference on Wirtschaftsinformatik WI 2.011, Lulu.com, 2011Zurich, Switzerland more…
  • Gradl, Stephan; Mayer, Manuel; Danciu, Alexandru; Escrihuela, Ramon; Wittges, Holger; Krcmar, Helmut: Measuring the Buffer Occupation of SAP ERP System Applications. ICEIS 2011 - Proceedings of the 13th International Conference on Enterprise Information Systems, SciTePress, 2011Beijing, China more…
  • Gradl, Stephan; Mayer, Manuel; Danciu, Alexandru; Wittges, Holger; Krcmar, Helmut: Understanding the Performance Behavior of a SAP ERP System for the Use of Queuing Models. Proceedings of the 10th International Conference on Modeling and Applied Simulation, MAS 2011, Università di Genova, Genoa, 2011Rende, Italy more…
  • Mladenova, Vassilena; Homann, Marcus; Kienegger, Harald; Wittges, Holger; Krcmar, Helmut: Towards an Approach to Identify and Assess the Mobile Eligibility of Business Processes. Americas Conference on Information Systems 2011, AIS, 2011Detroit, MI, USA more…
  • Krcmar, Helmut; Leimeister, Jan Marco; Leimeister, Stefanie; Schermann, Michael; Wolf, Petra; Wittges, Holger: 5th Workshop on Information Systems and Services Sciences 2010. , Ed.: Krcmar, Helmut: Lehrstuhls für Wirtschaftsinformatik Technische Universität München, 2010, more…
  • Bögelsack, Andr'e; Wittges, Holger; Krcmar, Helmut: Virtualisierung von SAP-Systemen. Galileo Press, 2010 more…
  • Krcmar, Helmut; Leimeister, Jan Marco; Leimeister, Stefanie; Schermann, Michael; Wolf, Petra; Wittges, Holger: 6th Workshop on Information Systems and Services Sciences 2010. , Ed.: Krcmar, Helmut: Lehrstuhls für Wirtschaftsinformatik Technische Universität München, 2010, more…
  • Gradl, Stephan; Mayer, Manuel; Wittges, Holger; Krcmar, Helmut: Modeling ERP Business Processes Using Layered Queueing Networks. 12th International Conference on Enterprise Information Systems, INSTICC, 2010Funchal, Portugal more…
  • Wittges, Holger; Hecht, Sonja; Krcmar, Helmut: Ein Massnahmenkatalog für die Datensicherheit in der ERP Anwendungsentwicklung am Beispiel von SAP ERP. MKWI 2010, Universitätsverlag Göttingen, 2010Göttingen, Germany more…
  • Homann, Marcus; Wittges, Holger; Krcmar, Helmut: Enterprise Architecture Management im ERP-Umfeld. ERP-Management 6, 2010, S. 50-55 more…
  • Konstantinidis, Christos; Kienegger, Harald; Wittges, Holger; Krcmar, Helmut: Planspiele in der ERP-Lehre. Multikonferenz Wirtschaftsinformatik 2010, Universitätsverlag Göttingen, 2010Göttingen, Germany more…
  • Krcmar, Helmut; Leimeister, Jan Marco; Wolf, Petra; Wittges, Holger: 3rd Workshop on Information Systems and Services Sciences 2009. , Ed.: Krcmar, Helmut: Lehrstuhls für Wirtschaftsinformatik Technische Universität München, 2009, more…
  • Krcmar, Helmut; Leimeister, Jan Marco; Leimeister, Stefanie; Schermann, Michael; Wolf, Petra; Wittges, Holger: 4th Workshop on Information Systems and Services Sciences 2009. , Ed.: Krcmar, Helmut: Lehrstuhls für Wirtschaftsinformatik Technische Universität München, 2009, more…
  • Hecht, Sonja; Schmidl, Jörg; Wittges, Holger; Krcmar, Helmut: Extending Business Intelligence Curricula with Dashboard Design. 19th Workshop on Information Technologies and Systems (WITS), 2009Phoenix, Arizona more…
  • Gradl, Stephan; Bögelsack, Andr'e; Wittges, Holger; Krcmar, Helmut: Layered Queuing Networks For Simulating Enterprise Resource Planning Systems. 7th MSVVEIS, INSTICC, 2009Milano, Italy more…
  • Krcmar, Helmut; Böhmann, Tilo; Leimeister, Jan Marco; Wolf, Petra; Wittges, Holger: Workshop on Information Systems and Services Sciences 2008. , Ed.: Krcmar, Helmut: Lehrstuhls für Wirtschaftsinformatik Technische Universität München, 2008, more…
  • Krcmar, Helmut; Böhmann, Tilo; Leimeister, Jan Marco; Wolf, Petra; Wittges, Holger: 2nd Workshop on Information Systems and Services Sciences 2008. , Ed.: Krcmar, Helmut: Lehrstuhls für Wirtschaftsinformatik Technische Universität München, 2008, more…
  • Krcmar, Helmut; Böhmann, Tilo; Leimeister, Jan Marco; Wolf, Petra; Wittges, Holger: 2nd Workshop on Information Systems and Services Sciences 2008. , Ed.: Krcmar, Helmut: Lehrstuhls für Wirtschaftsinformatik Technische Universität München, 2008, more…
  • Mohr, Matthias; Schubert, Uta; Wittges, Holger; Krcmar, Helmut; Schrader, Heino: Enterprise Software Training: Current Status and Trends. , Ed.: Krcmar, Helmut: Lehrstuhls für Wirtschaftsinformatik Technische Universität München, 2008, more…
  • Schubert, Uta; Wittges, Holger; Krcmar, Helmut; Schrader, Heino: Unternehmenssoftware-Ausbildung: Aktueller Stand und Trends. , Ed.: Krcmar, Helmut: Lehrstuhls für Wirtschaftsinformatik Technische Universität München, 2008, more…
  • Hecht, Sonja; Schmidl, Jörg; Weckenmann, Daniela; Wittges, Holger; Krcmar, Helmut: Data Warehouse Design. 18th Workshop on Information Technologies and Systems (WITS), 2008Paris, France more…
  • Bögelsack, Andr'e; Jehle, Holger; Wittges, Holger; Schmidl, Jörg; Krcmar, Helmut: An Approach to Simulate Enterprise Resource Planning Systems. 6th International Workshop on Modelling, Simulation, Verification and Validation of Enterprise Information Systems, INSTICC PRESS, 2008Barcelona, Spain more…
  • Bögelsack, Andr'e; Wittges, Holger; Krcmar, Helmut: Techniques for SAP hosting under Solaris 10. Lehrstuhls für Wirtschaftsinformatik Technische Universität München, 2007, more…
  • Mohr, Matthias; Schubert, Uta; Wittges, Holger; Krcmar, Helmut; Schrader, Heino: Unternehmenssoftware-Ausbildung: Aktueller Stand und Trends. , Ed.: Krcmar, Helmut: Lehrstuhls für Wirtschaftsinformatik Technische Universität München, 2007, more…
  • Mohr, Matthias; Ebner, Winfried; Wittges, Holger; Krcmar, Helmut; Schrader, Heino: Unternehmenssoftware-Ausbildung an deutschen Hochschulen und Schulen. , Ed.: Krcmar, Helmut: Lehrstuhls für Wirtschaftsinformatik Technische Universität München, 2007, more…
  • Krcmar, Helmut; Rautenstrauch, Claus; Wittges, Holger; Schrader, Heino: Wirtschaftsinformatik-Ausbildung mit SAP-Software. Eul Verlag, 2006 more…
  • Mohr, Matthias; Wittges, Holger; Krcmar, Helmut: Bildungsbedarf in der SAP-Lehre. Lehrstuhls für Wirtschaftsinformatik Technische Universität München, 2005, more…
  • Wittges, Holger; Mohr, Matthias; Krcmar, Helmut; Klosterberg, Marcus: SAP-Strategie 2005. , Ed.: Krcmar, Helmut: Lehrstuhls für Wirtschaftsinformatik Technische Universität München, 2005, more…