• Home
  • Jerzy Grzymala-Busse


Jerzy W. Grzymala-Busse

Professor Emeritus
Primary office:
3014 Eaton Hall


Primary Research Interests

  • Knowledge Discovery
  • Data Mining
  • Machine Learning
  • Expert Systems
  • Reasoning Under Uncertainty


  • Doctor habilitatus in Engineering, Technical University of Warsaw, Poland, 1972
  • Ph.D. in Engineering, Technical University of Poznan, Poland, 1969
  • M.S. in Mathematics, University of Wroclaw, Poland, 1967
  • M.S. in Electrical Engineering, Technical University of Poznan, Poland, 1964


  • Data mining,
  • Expert systems,
  • Computer architecture,
  • Computer organization,
  • Computability,
  • Automata theory,
  • Concurrency models,
  • Petri nets,
  • Discrete structures


  • Data mining
  • Knowledge discovery
  • Machine learning
  • Expert systems
  • Reasoning under uncertainty
  • Rough set theory

Selected Publications

  • Jerzy W. Grzymala-Busse. Rule induction. In Data Mining and Knowledge Discovery Handbook 2005, ed. by Oded Maimon and Lior Rokach, Springer-Verlag, 2005, 277–294.
  • Jerzy W. Grzymala-Busse and Wojciech Ziarko. Rough sets and data mining. In Encyclopedia of Data Warehousing and Mining, ed. by J. Wang, Information-Science Publishing, 2006, 973–977.
  • Jerzy W. Grzymala-Busse. Rough set strategies to data with missing attribute values. In Foundations and Novel Approaches in Data Mining, ed. by T. Y. Lin, S. Ohsuga, C.-J. Liau and X. Hu. Studies in Computational Intelligence, vol. 9, Springer-Verlag, 2006, 197–212.
  • Jerzy W. Grzymala-Busse. Characteristic relations for incomplete data: A generalization of the indiscernibility relation. Transactions on Rough Sets, Lecture Notes in Computer Science Journal Subline, Springer-Verlag, vol. 4 (2005), 58–68.
  • Jerzy W. Grzymala-Busse, Jerzy Stefanowski, Szymon Wilk. A comparison of two approaches to data mining from imbalanced data. Journal of Intelligent Manufacturing 16 (2005), 565–573.
  • Jerzy W. Grzymala-Busse. Incomplete data and generalization of indiscernibility relation, definability, and approximations. Proceedings of the RSFDGrC'2005, the Tenth International Conference on Rough Sets, Fuzzy Sets, data Mining, and Granular Computing, Springer-Verlag, Regina, Canada, September 1–3, 2005, 244-253.

» Show All Publications

Selected Awards & Honors

  • Kemper Award for excellence in teaching, University of Kansas, 2004.
  • Miller Scholar for 2002


  • International Rough Set Society
  • American Association for Artificial Intelligence (AAAI)
  • ACM
  • National Research Council

Department Events
KU Today
High school seniors can apply to the SELF Program, a four-year enrichment and leadership experience
Engineering students build concrete canoes, Formula race cars, unmanned planes, and rockets for competitions nationwide
More first and second place awards in student AIAA aircraft design contests than any other school in the world
One of 34 U.S. public institutions in the prestigious Association of American Universities
44 nationally ranked graduate programs.
—U.S. News & World Report
Top 50 nationwide for size of library collection.
5th nationwide for service to veterans —"Best for Vets: Colleges," Military Times