Rapidly learning preconditions for means-ends behaviour using active learning. - Severin Fichtl; John W. Alexander; Frank Guerin; Jimmy A. Jørgensen; Dirk Kraft; Norbert Krüger (ICDL-EPIROB, 2012)

Learning object relationships which determine the outcome of actions. - Severin Fichtl; John W. Alexander; Dirk Kraft; Jimmy A. Jørgensen; Norbert Krüger; Frank Guerin (Paladyn J. Behav. Robotics, 2012)

Learning spatial relations between objects from 3D scenes. - Severin Fichtl; John W. Alexander; Frank Guerin; Wail Mustafa; Dirk Kraft; Norbert Krüger (ICDL-EPIROB, 2013)

Transfer in reinforcement learning. - John W. Alexander (2015)