The authors thank gratefully for the colleagues participated in this work and provided technical supports. This work is supported by Grant from the National Natural Science Foundation of China (No. 61672126), Guangdong Provincial Engineering Technology Research Center for Data Science (Nos. 2016KF09, 2016KF10), and the National Statistical Science Research Project of China (No. 2016LY98). This work was also supported by the Science and Technology Department of Guangdong Province in China (Grant Nos. 2016A010101020, 2016A010101021, 2016A010101022), Foundation of Guangdong Polytechnic of Science and Technology (No. XJSC2016206), Natural Science Funds of Shenzhen Science and Technology Innovation Commission (No. JCYJ20160527172144272) and the Innovation Project of Graduate School of South China Normal University (No. 2015lkxm37). Furthermore, the authors thank gratefully for the scholars who shared datasets used in this work.