Artificial Intelligence Laboratory

Artificial Intelligence Laboratory performs research in the field of machine learning, data mining, heuristic search and optimisation, inductive logic programming, qualitative reasoning and in artificial intelligence in education.



Selected References

  • Bratko I. Prolog Programming for Artificial Intelligence, Addison-Wesley, 1986; second edition 1990; third edition 2001; fourth edition Addison-Wesley/Pearson Education 2012. [Amazon]
  • Groznik V, Guid M, Sadikov A, Možina M, Georgiev D, Kragelj V, Ribarič S, Pirtošek Z, Bratko I. Elicitation of neurological knowledge with argument-based machine learning. Artificial Intelligence in Medicine 57(2): 133-144, 2013.
  • Janež T, Žabkar J, Možina M, Bratko I. Learning faster by discovering and exploiting object similarities. International Journal of Advanced Robotic Systems 10: 1-18, 2013.
  • Kužnar D, Možina M, Giordanino M, Bratko I. Improving vehicle aeroacoustics using machine learning. Engineering Applications of Artificial Intelligence 25(5): 1053–1061, 2012.
  • Muggleton S, Raedt L, Poole D, Bratko I, Flach P, Inque K, Srinivasan A. ILP turns 20 : biography and future challenges. Machine Learning 86(1): 3-23, 2012.
  • Žabkar J, Možina M, Bratko I, Demšar J. Learning qualitative models from numerical data. Artificial Intelligence 175(9-10): 1604-1619, 2011.
  • Košmerlj A, Bratko I, Žabkar J. Embodied concept discovery through qualitative action models. International Journal of Uncertainty, Fuzziness and Knowledge-Based Systems 19(3): 453-475, 2011.
  • Žabkar J, Možina M, Janež T, Bratko I, Demšar J. Preference learning from qualitative partial derivatives. ECML PKDD: 1-13, 2010.
  • Možina M, Guid M, Krivec J, Sadikov A, and Bratko I. Fighting Knowledge Acquisition Bottleneck with Argument Based Machine Learning. 18th European Conference on Artificial Intelligence – ECAI 2008, 234-238, 2008.
  • Možina M, Žabkar J, Bratko I. Argument based machine learning. Artificial Intelligence, vol. 171, no. 10/15, pp. 922-937, 2007.
  • Sadikov A, Bratko I. Learning long-term chess strategies from databases. Machine Learning, 2006, vol. 63, no. 3, str. 329-340.
  • Leban G, Zupan B, Vidmar G, Bratko I. VizRank: Data Visualization Guided by Machine Learning. Data Mining and Knowledge Discovery 13(2): 119-136, 2006.
  • Šuc D, Vladušić D, Bratko I. Qualitatively faithful quantitative prediction. Artificial Intelligence 158(2): 189-214, 2004.
  • Zupan B, Bohanec M, Demšar J, Bratko I. Learning by discovering concept hierarchies, Artificial Intelligence Journal 109, 211-242 (1999)
  • Michalski RS, Bratko I, Kubat M (eds.) Machine Learning and Data Mining: Methods and Applications, Wiley, 1998. [Amazon]
  • Kononenko I, Bratko I. Information based evaluation criterion for classifier's performance. Machine Learning Journal 6: 67-80, 1991.
  • Bratko I, Mozetič I, Lavrač N. KARDIO: A Study in Deep and Qualitative Knowledge for Expert Systems, MEM Press, Cambridge, Massachusetts, 1989. [Amazon]
  • Zapušek M, Možina M, Bratko I, Rugelj J, Guid M: Designing an Interactive Teaching Tool with ABML Knowledge Refinement Loop. Intelligent Tutoring Systems (LNCS 8474): 575-582, 2014.
  • Guid M, Možina M, Bohak C, Sadikov A, Bratko I: Building an Intelligent Tutoring System for Chess Endgames. The 5th International Conference on Computer Supported Education: 263-266, 2013.
  • Guid M, Bratko I: Search-Based Estimation of Problem Difficulty for Humans. Artificial Intelligence in Education (LNCS 7926): 860-863, 2013.
  • Iqbal A, van der Heijden H, Guid M, Makhmali A. Evaluating the Aesthetics of Endgame Studies: A Computational Model of Human Aesthetic Perception. IEEE Transactions on Computational Intelligence and AI in Games 4(3): 178-191, 2012.
  • Možina M, Guid M, Sadikov A, Groznik V, Bratko I: Goal-Oriented Conceptualization of Procedural Knowledge. Intelligent Tutoring Systems (LNCS 7315): 286-291, 2012.
  • Guid M and Bratko I. Using Heuristic-Search Based Engines for Estimating Human Skill at Chess. ICGA Journal 34(2): 71-81, 2011.
  • Guid M, Možina M, Sadikov A, and Bratko I. Deriving Concepts and Strategies from Chess Tablebases. Advances in Computers and Games 12: 195-207, 2009.
  • Guid M, Bratko I. Computer Analysis of World Chess Champions. ICGA Journal 29(2): 65-73, 2006.
  • Nau D, Luštrek M, Parker A, Bratko I, Gams M. When is it better not to look ahead? Artificial Intelligence 175(16-17): 1323-1338, 2010.
  • Sadikov A, Bratko I. LRTA* works much better with pessimistic heuristics. 18th European Conference on Artificial Intelligence – ECAI 2008 897-898, 2008.
  • Guid M, Bratko I. Factors affecting diminishing returns for searching deeper. ICGA Journal 30(2): 75-84, 2007.
  • Luštrek M, Gams M, Bratko I. Is real-valued minimax pathological? Artificial Intelligence 170(6-7): 620-642, 2006.
  • Sadikov A, Bratko I. Pessimistic heuristics beat optimistic ones in real-time search. 16th European Conference on Artificial Intelligence – ECAI 2006 148-152, 2006.
  • Sadikov A, Bratko I, Kononenko I. Bias and pathology in minimax search. Theoretical Computer Science 349(2): 268-281, 2005.
  • Šuc D, Bratko I. Symbolic and qualitative reconstruction of control skill, Electronic Transactions on Artificial Intelligence 3: 1-22, 1999.
  • Curk T, Demsar J, Xu Q, Leban G, Petrovic U, Bratko I, Shaulsky G, Zupan B. Microarray data mining with visual programming. Bioinformatics 21(3): 396-398, 2005.
  • Leban G, Bratko I, Petrovic U, Curk T, Zupan B. VizRank: finding informative data projections in functional genomics by machine learning. Bioinformatics 21(3): 413-414, 2005.
  • Zupan B, Demsar J, Bratko I, Juvan P, Halter JA, Kuspa A, Shaulsky G. GenePath: a system for automated construction of genetic networks from mutant data, Bioinformatics 19(3): 383-389, 2003.


  • Institute of Oncology, Ljubljana (Tanja Čufer, Simona Borštnar)
  • Clinical Center, Ljubljana (Dragica Smrke)


Current Projects

Closed Projects

Aleks Jakulin, a former Ph.D. student at our Lab, received an ECCAI Artificial Intelligence Disertation Award. The award ceremony took place during an ECAI meeting on Aug 29, 2006. Congratulations!