ITT-RNA: Imperfection Tolerable Training for RRAM-Crossbar-Based Deep Neural-Network Accelerator. - Song, Zhuoran; Sun, Yanan; Chen, Lerong; Li, Tianjian; Jing, Naifeng; Liang, Xiaoyao; Jiang, Li (IEEE Transactions on Computer-Aided Design of Integrated Circuits & Systems, 2021)