Chengjun Zhang, received the B.S. degree in applied physics from Jilin University, JiLin, China, in 2006, the M.S. degree in Software engineer from University of Science and Technology of China, HeFei, China,in 2010, and the Ph.D. degree in theoretical physics from Fribourg University, Switzerland,in 2013. His research interests include Machine learning, deep learning (computer vision, Natural language processing), Big data. He is currently a lecturer in the School of Computer Science of Nanjing University of Information Science and Technology, a member of the organizing committee of the 2011 EU China Workshop on Complexity Science Program, a member of the organizing committee of the fourth China Europe Summer Seminar on System Complexity Science, an IEEE member, a technical consultant of Big data analysis of Hangzhou Operator Technology Co., Ltd., and a data scientist of Sukun Technology.