Xi Zhang received his B.S. degree in information systems from the Qingdao University of Science and Technology, Qingdao, China, in 2005, and his M.S. degree in signal and information processing and his Ph.D. degree in computer science from the Ocean University of China, Qingdao, China, in 2008 and 2011, respectively. He is currently a Professor with the Laboratory of Marine Physics and Remote Sensing, the First Institute of Oceanography, Ministry of Natural Resources, Qingdao, China. His research interests include marine microwave remote sensing, remote sensing data analysis, and numerical modeling of microwave scattering.