Hengyou Wang received the Ph.D. degree from Beijing Jiaotong University, Beijing, China, in 2017. From 2017 to 2018, he was a Visiting Scholar with the Department of Computer Science, University of Missouri, USA. He is currently a Professor at the School of Science, Beijing University of Civil Engineering and Architecture, Beijing, China. His research interests include sparse representation, low-rank matrix theory, and image classification and recognition.