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Tomáš Kliegr, Ph.D. is an associate professor in Faculty of Informatics and Statistics of University of Economics Prague, where he works in the Data Mining and Knowledge Discovery group.

University homepage | Office hours | Selected publications | ResearchGate | Google Scholar profile | email: tomas(dot)kliegr(at)vse(dot)cz

Teaching (Winter 2020/2021)

• Information and knowledge processing

• Data Science in Python and R

Upcoming RuleML Webinars

2020-10-28 Marin Kopp (Cisco Research). Comparing rule mining approaches for computer security

(https://wiki.ruleml.org/index.php/RuleML_Webinar).

News

• 15 October 2020. Our paper on rule mining from graphs was accepted in Semantic Web Journal.

Václav Zeman, Tomáš Kliegr and Vojtěch Svátek. RDFRules: Making RDF Rule Mining Easier and Even More Efficient http://www.semantic-web-journal.net/system/files/swj2398.pdf

• 8 September 2020. Proceedings or RuleML+RR are now on-line. https://www.springer.com/978-3-030-57976-0

• 21 August 2020. Our paper Editable Machine Learning Models? A rule-based framework for user studies of explainability will soon appear in Journal of Advances in Data Analysis and Classification (Springer) Preprint: https://nb.vse.cz/~klit01/papers/RuleEditor.pdf Update: paper is now on-line.

• Paper presenting my student's master thesis Action Rules: Counterfactual Explanations in Python is the winner of the 14th Rule Challenge 2020 competition. Paper is freely available at http://ceur-ws.org/Vol-2644/. Lukáš joins our department as a PhD student.

• 1 February 2020. Our paper Advances in machine learning for the behavioral sciences appears in a printed issue of American Behavioral Scientist. Preprint: https://arxiv.org/abs/1911.03249

• 27 Dec 2019. Paper "Associative Classification in R: arc, arulesCBA, and rCBA" featuring my arc package was published in the R Journal. This is a joint paper with Michael Hahsler (Southern Metodist University) and Ian Johnson (Google), authors of arulesCBA, and Jaroslav Kuchař (Czech Technical University), author of rCBA.

• 24 Dec 2019. Our paper "On Cognitive Preferences and the Interpretability of Rule-based Models." is on-line first in Machine Learning (Springer) - Open Access.

• I serve as program co-chair of RuleML+RR 2020@DeclarativeAI conference in Oslo.

• 22 Sep 2019. Our paper "Tuning Hyperparameters of Classification Based on Associations (CBA)" was presented at ITAT 2019 in Donovaly

• 19 Sep 2019 Our paper PyIDS–Python Implementation of Interpretable Decision Sets Algorithm by Lakkaraju et al, 2016. received the best RuleML Challenge Award at RuleML+RR 2019 in Bolzano.

Research interests

• explainable machine learning (rule learning, cognitively-inspired machine learning)

• natural language processing (entity recognition, knowledge graphs)

• preference learning, utility theory

Membership in Professional societies

DBpedia association, Czech society for cybernetics and Informatics (Artificial Intelligence working group), Gesellschaft für Klassifikation (Data Science Society)