Hoogeman, M.S.

patient treatment prostate marker volume tumor error point cancer registration position radiotherapy planning study motion bladder oncol radiation transformation margin surface structure number method planning ct scan result gland distance radiat value target image prostate cancer displacement fraction reduction system group cervix organ distribution change node positions reference ct scans oncology rectum deformation nonrigid radiation oncology correspondence vesicle variation bladder volume correlation feature model parotid table deviation signi treatment time contour parameter algorithm difference rotation cyberknife prediction accuracy delineation dose distributions nonrigid registration correction framework transformation error node reduction direction submandibular glands control