Modelling cardiac patient set residuals using rough sets. - Aleksander Øhrn; Staal Amund Vinterbo; Piotr Szymanski; Jan Komorowski (AMIA, 1997)

Improving machine learning performance by removing redundant cases in medical data sets. - Lucila Ohno-Machado; Hamish S. F. Fraser; Aleksander Øhrn (AMIA, 1998)

Building manageable rough set classifiers. - Aleksander Øhrn; Lucila Ohno-Machado; Todd Rowland (AMIA, 1998)

Comparison of multiple prediction models for ambulation following spinal cord injury. - Todd Rowland; Lucila Ohno-Machado; Aleksander Øhrn (AMIA, 1998)

Some Heuristics for Default Knowledge Discovery. - Tor-Kristian Jenssen; Henryk Jan Komorowski; Aleksander Øhrn (Rough Sets and Current Trends in Computing, 1998)

Clinical Data Processing Tools: A Machine Learning Resource. - Lucila Ohno-Machado; Staal Amund Vinterbo; Aleksander Øhrn; Stephan Dreiseitl (AMIA, 1999)

Diagnosing Acute Appendicitis with Very Simple Classification Rules. - Aleksander Øhrn; Henryk Jan Komorowski (PKDD, 1999)

Modelling prognostic power of cardiac tests using rough sets. - Henryk Jan Komorowski; Aleksander Øhrn (Artif. Intell. Medicine, 1999)

Using Boolean reasoning to anonymize databases. - Aleksander Øhrn; Lucila Ohno-Machado (Artif. Intell. Medicine, 1999)

Knowledge Discovery and Data Mining, Volume 1 of IEE Professional Applications of Computing Series, Edited by M.A. Bramer, IEE, London, UK, 1999, ISBN 0-85296-767-5. - Aleksander Øhrn (Artif. Intell. Medicine, 2000)

Minimal approximate hitting sets and rule templates. - Staal Amund Vinterbo; Aleksander Øhrn (Int. J. Approx. Reason., 2000)

Discernibility and Rough Sets in Medicine: Tools and Applications. - Aleksander Øhrn (2000)

Multidimensional Visualization and Navigation in Search Results. - Will Archer Arentz; Aleksander Øhrn (KES, 2004)

Contextual Insight in Search: Enabling Technologies and Applications. - Aleksander Øhrn (VLDB, 2005)

R.ROSETTA: an interpretable machine learning framework. - Mateusz Garbulowski; Klev Diamanti; Karolina Smolinska; Nicholas Baltzer; Patricia Stoll; Susanne Bornelöv; Aleksander Øhrn; Lars Feuk; Jan Komorowski (BMC Bioinform., 2021)