GAAT: Group Adaptive Adversarial Training to Improve the Trade-Off Between Robustness and Accuracy. - Yaguan Qian; Xiaoyu Liang; Ming Kang 006; Bin Wang 062; Zhaoquan Gu; Xing Wang; Chunming Wu 001 (Int. J. Pattern Recognit. Artif. Intell., 2022)