Lisheng Xu (Senior Member, IEEE) received the B.S. degree in electrical power system automation, the M.S. degree in mechanical electronics, and the Ph.D. degree in computer science and technology from the Harbin Institute of Technology, Harbin, China, in 1998, 2000, and 2006, respectively. He is currently a Full Professor with the College of Medicine and Biomedical Information Engineering, Northeastern University, Shenyang, China. He has authored or coauthored 139 international research papers, and holds fifteen invention patents. His research interests include nonlinear medical signal processing, computational electromagnetic simulation, medical imaging, and pattern recognition. He is the Director of theory and education professional committee of China Medical Informatics Association.