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Classification and Information Processing at the Turn of the Millennium: Proceedings of the 23rd Annual Conference of the Gesellschaft für Klassifikation e.V., University of Bielefeld, March 10–12, 1999

Data, Expert Knowledge and Decisions: An Interdisciplinary Approach with Emphasis on Marketing Applications

Between Data Science and Applied Data Analysis: Proceedings of the 26th Annual Conference of the Gesellschaft für Klassifikation e.V., University of Mannheim, July 22–24, 2002

From Data to Knowledge: Theoretical and Practical Aspects of Classification, Data Analysis, and Knowledge Organization

Data Analysis: Scientific Modeling and Practical Application

Challenges at the Interface of Data Analysis, Computer Science, and Optimization: Proceedings of the 34th Annual Conference of the Gesellschaft für Klassifikation e. V., Karlsruhe, July 21 - 23, 2010

Cooperation in Classification and Data Analysis: Proceedings of Two German-Japanese Workshops

Classification, Clustering, and Data Mining Applications: Proceedings of the Meeting of the International Federation of Classification Societies (IFCS), Illinois Institute of Technology, Chicago, 15–18 July 2004

From Data and Information Analysis to Knowledge Engineering: Proceedings of the 29th Annual Conference of the Gesellschaft für Klassifikation e.V., University of Magdeburg, March 9-11, 2005

Operations Research Proceedings 1996: Selected Papers of the Symposium on Operations Research (SOR 96), Braunschweig, September 3 - 6, 1996