@article { Hoegele2011, title = {Stochastic formulation of patient positioning using linac-mounted cone beam imaging with prior knowledge.}, journal = {Medical physics}, volume = {38}, number = {2}, year = {2011}, month = {mar}, pages = {668{\textendash}81}, abstract = {In this work, a novel stochastic framework for patient positioning based on linac-mounted CB projections is introduced. Based on this formulation, the most probable shifts and rotations of the patient are estimated, incorporating interfractional deformations of patient anatomy and other uncertainties associated with patient setup.}, keywords = {Algorithms, Bayes Theorem, Computer-Assisted, Cone-Beam Computed Tomography, Cone-Beam Computed Tomography: methods, Humans, Image Processing, Imaging, Patient Positioning, Patient Positioning: methods, Phantoms, Stochastic Processes}, issn = {0094-2405}, url = {http://www.ncbi.nlm.nih.gov/pubmed/21452704}, author = {Hoegele , W and Loeschel , R and Dobler , B and Hesser , J and Koelbl , O and Zygmanski , P} }