rc 电子料拔女学 University of Electronic Science and Technology of China 1956 Big Data Analytics and Mining Junming Shao Data Mining Lab, DM Big Data Research Center,UESTC LESS IS MORE Email:junming.shao@gmail.com /966 Http://dm.uestc.edu.cnData Mining Lab, Big Data Research Center, UESTC Email：junming.shao@gmail.com Http://dm.uestc.edu.cn Big Data Analytics and Mining Junming Shao