Dr. Jun Lang was born in Qiqihaer, Heilongjiang Province, China, in 1982. He received the B.S. and M.S. degrees both from Harbin Institute of Technology (HIT), Harbin, China, in 2005 and 2007, respectively. And he received the Ph.D. degree from the Beijing Institute of Technology (BIT), Beijing, China, in 2011. After graduate, he works in the College of Information Science and Engineering, Northeastern University, Shenyang, China. Now he is an associate professor and master's supervisor at the Northeastern University. His research interests: Applied and computational mathematics with applications to statistical and digital signal processing, such as Image encryption, Digital watermark, Compressive sensing, Wavelets theory, Fractional Fourier transforms, Biomedical imaging and Computer applications etc.