personal website:http://thealphalab.org/ltwan/ Liangtian Wan received the B.S. degree and the Ph.D. degree in the College of Information and Communication Engineering from Harbin Engineering University, Harbin, China, in 2011 and 2015, respectively. He currently is an Associate Professor of School of Software, Dalian University of Technology. From 2015.10 to 2017.04, he has been a Research Fellow of School of Electrical and Electrical Engineering, Nanyang Technological University, Singapore. He has around 40 papers published by refereed international journals and conferences. Dr. Wan has been serving as an Associate Editor (a Guest Editor) for IEEE Access and Journal of Information Processing Systems, His current research interests are mainly in the areas of Social Network Analysis and mining, Big Data, Array Signal Processing, Wireless Sensor Networks, Compressive Sensing and its Application.