Zhenguo LI is a researcher in Huawei Noah's Ark Lab of Hong Kong. His research interests include machine learning and data mining. He received the B.S. and M.S. degrees in mathematics at Peking University, and the Ph.D. degree in machine learning at the Chinese University of Hong Kong. He was an associate research scientist in the Department of Electrical Engineering at Columbia University. His research focuses on developing principled graph-based tools for big data, with results published in NIPS, ICML, CVPR, ICCV, VLDB, and others.