Xu-dong Wang, was born in Zhucheng, Shandong Province, China, in 1973. He received his B.S. degree in Mathematics from Shandong Normal University, Ji’nan, China in 1997. He received his M.S. degree in Computational Mathematics from Guilin University of Electronic Technology, Guilin, China, in 2007, and the Ph.D. degree in Applied Mathematics from XiDian University, Xi’an, China, in June 2013.  His research interests include the applications of Variational Method, Partial Differential Equation and Optimization in image processing and analysis.