Probabilistisch modellierte Blicksteuerung zur Selbstlokalisation anhand natürlicher Landmarken. - Christopher Drexler; Carmen Frank; Joachim Denzler; Heinrich Niemann (AMS, 1999)

Active Computer Vision System. - Dietrich Paulus; Christopher Drexler; Michael Reinhold; Matthias Zobel; Joachim Denzler (CAMP, 2000)

Appearance Based Generic Object Modeling and Recognition Using Probabilistic Principal Component Analysis. - Christopher Drexler; Friedemann Mattern; Joachim Denzler (DAGM-Symposium, 2002)

Generic Hierarchic Object Models and Classification Based on Probabilistic PCA. - Christopher Drexler; Frank Mattem; Joachim Denzler (MVA, 2002)