LightMem: Lightweight and Efficient Memory-Augmented Generation - Fang, Jizhan; Deng, Xinle; Xu, Haoming; Jiang, Ziyan; Tang, Yuqi; Xu, Ziwen; Deng, Shumin; Yao, Yunzhi; Wang, Mengru; Qiao, Shuofei; Chen, Huajun; Zhang, Ningyu (International Conference on Learning Representations, 2026)