Kaijun Zhou, Duojie Lu, Xiancheng Zhou, Guangnan Liu. Low-illumination Palmprint Image Enhancement Based on U-Net Neural Network. In Weihong Deng, Jianjiang Feng, Di Huang, Meina Kan, Zhenan Sun, Fang Zheng, Wenfeng Wang, Zhaofeng He, editors, Biometric Recognition - 16th Chinese Conference, CCBR 2022, Beijing, China, November 11-13, 2022, Proceedings. Volume 13628 of Lecture Notes in Computer Science, pages 541-549, Springer, 2022. [doi]