Department of Biomedical Engineering.|Department of Computer Science and Engineering, The Chinese University of Hong Kong, Hong Kong.|Department of Molecular Biophysics and Biochemistry, Yale University, New Haven, Connecticut, USA.|Department of Computer Science and Engineering, The Chinese University of Hong Kong, Hong Kong.|Department of Computer Science and Engineering, The Chinese University of Hong Kong, Hong Kong.|Department of Molecular Biophysics and Biochemistry, Yale University, New Haven, Connecticut, USA.|Department of Biomedical Engineering.