Department of Computer Science and Engineering, Sejong University, Seoul, 05006, Korea.|Tissue Array Research Program, Laboratory of Pathology, Center for Cancer Research, National Cancer Institute, National Institutes of Health, Bethesda, MD, 20850, USA.|Department of Pathology, University of Illinois at Chicago, Chicago, IL, 60612, USA.|Department of Computer Science, University of Illinois at Urbana-Champaign, 2122 Siebel Center, 201xc2xa0N. Goodwin Avenue, Urbana, IL, 61801, USA. sinhas@illinois.edu.|Beckman Institute for Advanced Science and Technology, Department of Bioengineering, Department of Mechanical Science and Engineering, Electrical and Computer Engineering, Chemical and Biomolecular Engineering and University of Illinois Cancer Center, University of Illinois at Urbana-Champaign, 4265 Beckman Institute 405xc2xa0N. Mathews Avenue, Urbana, IL, 61801, USA. rxb@illinois.edu.