Out of the Memory Barrier: A Highly Memory-Efficient Training System for LLMs with Million-Token Contexts - Li, Wenhao; Yu, Daohai; Luo, Gen; Zhang, Yuxin; Wu, Yifan; Liu, Jiaxin; Gong, Ziyang; Liao, Zimu; Chao, Fei; Ji, Rongrong (International Conference on Learning Representations, 2026)