Guobing Li is currently an Associate Professor with the School of  Information and Communications Engineering, Xi’an Jiaotong University, Xi’an, China. He received the B.S. and M.S. degree both in Electrical Engineering from Xidian University, Xi’an, China, in 2001 and 2004, respectively, and the Ph.D. degree in Electrical Engineering from Xi’an Jiaotong University in 2011. During 2008-2010 he was a visiting student at the Department of Electrical and Computer Engineering, University of Minnesota, Twin Cities, hosted by Prof. Georgios B. Giannakis. His research interests include Internet of Things, intelligent wireless communications, sparse representation and graph signal processing.