1 Institute of Translational Medicine, National Center for Translational Medicine, Shanghai Jiao Tong University, Shanghai, China; School of Computer Science, University of Sydney, NSW, Australia. Electronic address: lei.bi@sjtu.edu.cn.
2 Department of Computer Science and Engineering, University of Central Arkansas, Conway, AR, USA.
3 Faculty of Science and Engineering, Hosei University, Tokyo, Japan.
4 Department of Dermatology, Westmead Hospital, NSW, Australia; Sydney Medical School, Faculty of Medicine and Health, The University of Sydney, NSW, Australia.
5 School of Computer Science, University of Sydney, NSW, Australia.