He is currently a Professor with the Institute of Computer Science and Technology and the Chief Scientist with the National Hi-Tech Research and Development Program of China (863 Project). He has authored more than 140 papers in refereed international journals and conference proceedings, including IJCV, TIP, TCSVT, TMM, TCYB, TOMM, ACM MM, ICCV, CVPR, IJCAI, and AAAI. He has submitted 39 patent applications and received 24 of them. His current research interests mainly include cross-media analysis and reasoning, image and video analysis and retrieval, and computer vision. He led his team to win the first place in video instance search evaluation of TRECVID in the recent 7 years. He was the recipient of the First Prize of the Beijing Science and Technology Award in 2016 (technological invention, ranking first).