Department of Computer Science, Purdue University, West Lafayette, IN, 47907, USA.|Department of Computer Science, Purdue University, West Lafayette, IN, 47907, USA.|Department of Biological Science, Purdue University, West Lafayette, IN, 47907, USA.|Division of Biomedical Statistics and Informatics, Mayo Clinic, Rochester, MN, 55905, USA.|Department of Computer Science, Purdue University, West Lafayette, IN, 47907, USA. dkihara@purdue.edu.