Yu-Chen Hu received his PhD in computer science and information engineering from the Department of Computer Science and Information Engineering, National Chung Cheng University, Chiayi, Taiwan. Currently, Dr. He is a senior member of IEEE. He is also a member of Computer Vision, Graphics, and Image Processing (CVGIP), Chinese Cryptology and Information Security Association (CCISA), Computer Science and Information Management (CSIM) and Phi Tau Phi Society of the Republic of China. He joins the editorial boards of Advances in Multimedia (Hindawi), Algorithms (MDPI), Electronics (MDPI), IET Image Processing, Intelligent Automation & Soft Computing (Tech Science Press), Mathematical Problems in Engineering (Hindawi), etc. His research interests include image and signal processing, data compression, information hiding, information security, computer networks, and machine learning.