Image feature evaluation in two new mammography CAD prototypes. - Alexander Hapfelmeier; Alexander Horsch (Int. J. Comput. Assist. Radiol. Surg., 2011)

Needs assessment for next generation computer-aided mammography reference image databases and evaluation studies. - Alexander Horsch; Alexander Hapfelmeier; Matthias Elter (Int. J. Comput. Assist. Radiol. Surg., 2011)

Recursive partitioning on incomplete data using surrogate decisions and multiple imputation. - Alexander Hapfelmeier; Torsten Hothorn; Kurt Ulm (Comput. Stat. Data Anal., 2012)

Analysis of missing data with random forests. - Alexander Hapfelmeier (2012)

A new variable selection approach using Random Forests. - Alexander Hapfelmeier; Kurt Ulm (Comput. Stat. Data Anal., 2013)

Variable selection by Random Forests using data with missing values. - Alexander Hapfelmeier; Kurt Ulm (Comput. Stat. Data Anal., 2014)

A new variable importance measure for random forests with missing data. - Alexander Hapfelmeier; Torsten Hothorn; Kurt Ulm; Carolin Strobl (Stat. Comput., 2014)

Letter to the Editor: On the term 'interaction' and related phrases in the literature on Random Forests. - Anne-Laure Boulesteix; Silke Janitza; Alexander Hapfelmeier; Kristel Van Steen; Carolin Strobl (Briefings Bioinform., 2015)

Nonparametric Subgroup Identification by PRIM and CART: A Simulation and Application Study. - Armin Ott; Alexander Hapfelmeier (Comput. Math. Methods Medicine, 2017)

A Simulation Study Comparing Different Statistical Approaches for the Identification of Predictive Biomarkers. - Bernhard Haller; Kurt Ulm; Alexander Hapfelmeier (Comput. Math. Methods Medicine, 2019)

Sequential Permutation Testing of Random Forest Variable Importance Measures. - Alexander Hapfelmeier; Roman Hornung; Bernhard Haller (CoRR, 2022)

Efficient permutation testing of variable importance measures by the example of random forests. - Alexander Hapfelmeier; Roman Hornung; Bernhard Haller (Comput. Stat. Data Anal., 2023)

Multi forests: Variable importance for multi-class outcomes. - Roman Hornung; Alexander Hapfelmeier (CoRR, 2024)