Biometric Recognition - Zhou; Jianjiang Feng; Kurban Ubul; Shiguang Shan; Yunhong Wang; Zhenan Sun; Zhenhong Jia; Zhenhua Guo; Feng, Jianjiang; Guo, Zhenhua; Jia, Zhenhong; Shan, Shiguang; et al. (Springer International Publishing, 2018)