Department of Radiology and Imaging Sciences, Indiana University, Indianapolis, IN, USA.|Department of Computer Science & Engineering, The University of Texas at Arlington, Arlington, TX, USA.|Department of Radiology and Imaging Sciences, Indiana University, Indianapolis, IN, USA.|Department of Radiology and Imaging Sciences, Indiana University, Indianapolis, IN, USA.|Department of Radiology and Imaging Sciences, Indiana University, Indianapolis, IN, USA.|Department of Mathematics, Rose-Hulman Institute of Technology, Terre Haute, IN, USA and.|Institute for Biomedical Informatics, School of Medicine, University of Pennsylvania, Philadelphia, PA, USA.|Department of Radiology and Imaging Sciences, Indiana University, Indianapolis, IN, USA.|Department of Radiology and Imaging Sciences, Indiana University, Indianapolis, IN, USA.|Department of Radiology and Imaging Sciences, Indiana University, Indianapolis, IN, USA.