1. School of Mathematics Sun Yat‐sen University Guangzhou 510275 P.R. China
2. Guangdong Province Key Laboratory of Computational Science Sun Yat‐sen University Guangzhou 510275 P.R. China
3. Department of Radiology Sun Yat‐Sen Memorial Hospital Sun Yat‐Sen University Guangzhou 510120 P.R. China
4. Guangdong Provincial Key Laboratory of Malignant Tumor Epigenetics and Gene Regulation Medical Research Center Sun Yat‐Sen Memorial Hospital Sun Yat‐Sen University Guangzhou 510120 P.R. China
5. School of Computer Science and Engineering Sun Yat‐sen University Guangzhou 510275 P.R. China
6. Perception Vision Medical Technology, Inc Guangzhou 510275 P.R. China
7. Shanghai University of Medicine & Health Sciences Shanghai 201218 P.R. China