Chengyou Wang was born in Shandong province, China, in 1979. He received his B.E. degree in electronic information science and technology from Yantai University, China, in 2004, and his M.E. and Ph.D. degrees in signal and information processing from Tianjin University, China, in 2007 and 2010, respectively. He is currently an associate professor and supervisor of postgraduate students at Shandong University, Weihai, China. His current research interests include digital image/video processing and analysis (transform coding, digital watermarking, demosaicking, deblocking, dehazing, image quality assessment, etc.), computer vision (tamper detection, content-based image retrieval, etc.), pattern recognition and machine learning, multidimensional signal and information processing, and wireless communication technology. As the first author or corresponding author, he has published more than 70 journal papers, which have been indexed by SCI/EI, and has obtained two invention patents.