I am a researcher at Google. I received my Ph.D. from MIT Computer Science and Artificial Intelligence Laboratory, under the supervision of William T. Freeman. Before that, I received my Master of Philosophy in the Information Engineering Department, The Chinese University of Hong Kong in 2011, under the supervised of Prof. Xiaoou Tang and Prof. Jianzhuang Liu. I also received my B.E. degree in the Computer Science and Technology Department from Tsinghua University, China, in 2009.