Prof. K. K. Tseng is currently an Associate Professor of Harbin Institute of Technology of mainland China, and a Shenzhen Pea-cock B-level Talent. He received the Ph.D. degree in computer information and engineering from National Chiao Tung University, Taiwan, in 2006. He has many years of research and development experience, since 2004, and has been long engaged in biometric systems and algorithms research. His current research results are published in 65 articles of which about 20 is a high-impact factor of theSCI magazine or the famous ACM/IEEE series of journals.