Don’t Forget the Enjoin: FocalLoRA for Instruction Hierarchical Alignment in Large Language Models - Shi, Zitong; Wan, Frank; Wang, Haixin; Li, Ruoyan; Huang, Zijie; Zhao, Wanjia; Xiao, Yijia; Luo, Xiao; Yang, Carl; Sun, Yizhou; Wang, Wei (Advances in Neural Information Processing Systems, 2025)