He received his B.E. degree in telecommunication engineering from Jilin University in July 2002, and his Ph.D. degree in signal and information processing from Beijing University of Posts and Telecommunications in Dec. 2007. He visited in the Vision, Dynamics and Learning lab at the Center for Imaging Science in Johns Hopkins University from Dec. 2012 to Nov. 2013, and the Visual Computing group at Microsoft Research Asia from July 2011 to April 2012. His research interests focus on modeling with high dimensional data; including sparse/low-rank modeling, manifold/subspace clustering, matrix completion, semi-supervised learning and their applications in pattern recognition, computer vision, bioinformatics, etc.