Department of Computer Science, Georgia State University, Atlanta, GA 30303, USA.|Department of Computer Science, Georgia State University, Atlanta, GA 30303, USA.|Immunology Department, University of Connecticut Health Center, Farmington, CT 06030, USA.|Immunology Department, University of Connecticut Health Center, Farmington, CT 06030, USA.|Department of Computer Science, Georgia State University, Atlanta, GA 30303, USA.|Computer Science and Engineering Department, University of Connecticut, Storrs, CT 06269, USA.