fallback portrait photo

Christian Buchta

Mag.Dr.rer.soc.oec. Christian Buchta
Telephone:
+43 1 31336 4850
Email:
Contact information and photo taken from and editable at WU Directory.

CV

1994
Doctor of Social and Economic Sciences
1989
Master in Commerce

Researcher Identifier

    No researcher identifier found.

Awards and Honors

No awards found.

Classifications

    No classifications found.

Expertise

    No expertises found.

Activities

No activities found.

Publications

Journal article

2013 Hornik, Kurt, Mair, Patrick, Rauch, Johannes, Geiger, Wilhelm, Buchta, Christian, Feinerer, Ingo. 2013. The textcat package for n-gram based text categorization in R. Journal of Statistical Software 52 (6): 1-17. open access (Details)
2011 Hahsler, Michael and Chelluboina, Sudheer and Hornik, Kurt and Buchta, Christian. 2011. The arules R-package ecosystem: Analyzing interesting patterns from large transaction datasets. Journal of Machine Learning Research 12 S. 2021-2025. (Details)
2009 Hornik, Kurt, Buchta, Christian, Zeileis, Achim. 2009. Open-source Machine Learning: R Meets Weka. Computational Statistics 24 (2): 225-232. (Details)
2008 Hahsler, Michael, Buchta, Christian, Hornik, Kurt. 2008. Selective Association Rule Generation.. Computational Statistics 23 (2): 303-315. (Details)
  Hahsler, Michael and Hornik, Kurt and Buchta, Christian. 2008. Getting Things in Order: An Introduction to the R Package Seriation. Journal of Statistical Software 25 (3): S. 1-34. open access (Details)
2003 Meyer, D., Buchta, Ch., Karatzoglou, A., Leisch, F., Hornik, K.. 2003. A simulation framework for heterogeneous agents. Computational Economics, 22 (2): 285-301 (Details)
  Buchta, Christian, Dolnicar, Sara. 2003. Learning by Simulation - Computer Simulations for Strategic Marketing Decision Support in Tourism. International Journal of Tourism Sciences, 3, 1, 65-78 (Details)
  Buchta, C., Meyer, D., Mild, A., Pfister, A., Taudes, A.. 2003. Technological Efficiency and Organizational Inertia: A Model of the Emergence of Disruption. Computational and Mathematical Organization Theory, 9, 2, 127-146 (Details)

Chapter in edited volume

2010 Kofler, Robert, Buchta, Christian. 2010. Openvoting: Public Observation and Qualified Ballots for more Transparency in E-Voting. In: EDem10, Proceedings of the 4th International Conference on E-Democracy, Hrsg. Peter Parycek, Alexander Prosser, 291-297. Wien: OCG. (Details)
2005 Buchta, Christian, Meyer, David, Mild, Andreas, Pfister, Alexander, Taudes, Alfred. 2005. Disruptive technologies: the threat and its defense. In Adaptive Information Systems and Modelling in Economics and Management Science, Hrsg. Alfred Taudes, 127-143. Wien: Springer (Details)
  Buchta, C., Mazanec, J. A.. 2005. Modeling Consumer Behavior: Basic Concepts and a Discrete-Time Model. in: Taudes, A. (ed.), Adaptive Information Systems and Modelling in Economics and Management Science, Springer, Vienna-New York 2005, pp. 23-44 (Details)
2000 Buchta, Christian, Reutterer, Thomas. 2000. Segmentation and positioning analysis of competitive retail markets based on binary store image and preference data. In: Buchta, Christian, Dolnicar, Sara, Reutterer, Thomas (eds.): A Nonparametric Approach to Perceptions-Based Market Segmentation: Applications. 73-142, Wien, New York: Springer-Verlag (Details)

Edited book (editorship)

2000 Buchta, Christian, Dolnicar, Sara, Reutterer, Thomas (eds.). 2000. A Nonparametric Approach to Perceptions-Based Market Segmentation: Applications. Interdisciplinary Studies in Economics and Management, 142 p., Wien, New York: Springer, ISBN 3-211-83474-5 (Details)

Contribution to conference proceedings

2006 Buchta, Christian. 2006. Improving the Probabilistic Modeling of Market Basket Data. In Advances in Data Analysis, Proceedings of the 30th Annual Conference of the Gesellschaft für Klassifikation e.V., Hrsg. R. Decker and H.-J. Lenz, 417-424. Freie Universität Berlin: Springer. (Details)
2003 Buchta, Christian, Meyer, David, Mild, Andreas, Pfister, Alexander, Taudes, Alfred. 2003. The Emergence of Disruption. In: Arai, Kiyoshi (ed.): Proceedings of ISAGA 2003 - 34th Annual Conference of the International Simulation and Gaming Association, 79-88, Kazusa Academic Park, Chiba, Japan (Details)

Paper presented at an academic conference or symposium

2007 Hornik, Kurt, Buchta, Christian, Schauerhuber, Michael, Meyer, David, Zeileis, Achim. 2007. Open-source machine learning: R meets Weka. GfKI 2007, Freiburg, Deutschland, 07.03.-09.03.. (Details)
  Buchta, Christian, Mild, Andreas, Reutterer, Thomas. 2007. Identifying Patterns of Retail Transactions Histories Using Sequence Alignment Methods. The 31st Annual Conference of the German Classification Society on Data Analysis, Machine Learning, and Applications, Freiburg i. Br., Germany , Deutschland, March 7-9, 2007. (Details)
  Buchta, Christian, Robert, Kofler, Mild, Andreas, Reutterer, Thomas. 2007. VIC: A Stock Market Recommender System. The 31st Annual Conference of the German Classification Society on Data Analysis, Machine Learning, and Applications, Freiburg i. Br., Germany , Deutschland, March 7-9, 2007. (Details)
2006 Buchta, Christian. 2006. Improving the Probabilistic Modeling of Market Basket Data. 30th Annual Conference of the German Classification Society (GfKl 2006), Berlin, Deutschland, 08.03.-10.03.. (Details)
2004 Buchta Ch., Meyer D., Mild A., Pfister A., Taudes A.. 2004. The Defense of Disruptive Technologies. AESCS 2004 , The Third International Workshop on Agent-based Approaches in Economic and Social Complex Systems, Kyoto (Details)
2003 Buchta Ch., Meyer D., Mild A., Pfister A., Taudes A.. 2003. An Agent-Based Simulation Model of Disruptive Technologies. ISAGA 2003 - 34th Annual Conference of the International Simulation and Gaming Association, 79-88, Kazusa Academic Park, Chiba, Japan (Details)
2002 Meyer, D., Buchta, Ch., Karatzoglou, A., Leisch, F., Hornik, K.. 2002. A Simulation Framework for Heterogeneous Agents. 8th International Conference on Computing in Economics and Finance, Aix-En-Provence, France, 27.06-29.06.2002 (Details)

Working/discussion paper, preprint

2007 Hahsler, Michael, Hornik, Kurt, Buchta, Christian. 2007. Getting Things in Order: An introduction to the R package seriation. Research Report Series: Department of Statistics and Mathematics, Report 58. (Details)
  Hornik, Kurt, Buchta, Christian, Zeileis, Achim. 2007. Open-Source Machine Learning: R meets Weka. Wien: Research Report Series, Department of Statistics and Mathematics, Report 50. open access (Details)
2003 Buchta, Christian, Meyer, David. 2003. Simenv 3.0: A generic simulation environment for dynamic agent-based simulations. Working Paper 100, SFB 'Adaptive Information Systems and Modeling in Economics and Management Science', August (Details)
2002 Buchta, Christian, Meyer, David, Mild, Andreas, Pfister, Alexander, Taudes, Alfred. 2002. The Emergence of Disruption. Working Paper No. 90, July 2002, Working Paper Series: Adaptive Information Systems and Modelling in Economics and Management Science, Wirtschaftsuniv. Wien (Details)
2001 Buchta, Chr., Mazanec, J.. 2001. SIMSEG/ACM: A Simulation Environment for Artificial Consumer Markets. Working Paper No. 79, SFB 010 Adaptive Information Systems and Modelling in Economics and Management Science (Details)

Research report, expert opinion

2009 Buchta, Christian, Mazanec, Josef. 2009. Usability Tests of Recommendation and Dynamic Packaging Systems Part Two: Experimental Test of the trip@dvice Prototype. Vienna: WU. (Details)
2007 Buchta, Christian, Mazanec, Josef, Wöckl, Jürgen. 2007. Exploring Tourists' Product Bundling Behavior as a Prerequisite for Automated Travel Recommendation and Dynamic Packaging. Vienna: Institute for Tourism and Leisure Studies, WU Wien. (Details)
2002 Meyer, D., Karatzoglou, A., Buchta, Ch., Leisch, F., Hornik, K.. 2002. A simulation environment for heterogeneous agents. SFB Adaptive Information Systems and Modeling in Economics and Management Science, Report 74 (Details)
2001 Meyer, D., Karatzoglou, A., Buchta, C., Leisch, F., Hornik, K.. 2001. Running Agent-Based Simulations. Working Paper SFB Adaptive Information Systems and Modeling in Economics and Management Science, Report 80 (Details)

eJournal article

2008 Hahsler, Michael, Hornik, Kurt, Buchta, Christian. 2008. Getting things in order: An introduction to the R package seriation. Journal of Statistical Software 25 (3): 1-34. http://www.jstatsoft.org/v25/i03. (Details)

Unpublished lecture

1999 Buchta, Christian, Dolnicar, Sara, Reutterer, Thomas. 1999. Applications of adaptive partitioning/permutational testing methodology to market structure and competition analysis. SFB-Adaptive Friday - Research Seminar of the Special Research Program on 'Adaptive Systems and Modeling in Economics and Management Science', 21-05-1999, Vienna, Austria (Details)

Projects

2008
openevoting.org - everyone should be an observer (2008-2010) (Details)
2006
Recommender systems for trading stocks (2006-2006) (Details)
Dynamic Packaging (2006-2008) (Details)
1997
Adaptive Modelling - Market segmentation and product positioning (1997-2003) (Details)
Adaptive information systems and modelling in economics and management science (1997-2002) (Details)