Random field models in the textural analysis of ultrasonic images of the liver. - Jörg S. Bleck; Ulrich Ranft; Michael Gebel; Hartmut Hecker; Mechthild Westhoff-Bleck; C. Thiesemann; Siegfried Wagner; Michael P. Manns (IEEE Trans. Medical Imaging, 1996)

Quasi-Fourier Modeling for Individual and Count Outcomes. - Michael Friger; Yelena Novack; Ulrich Ranft (ISMDA, 2001)