3DLLM-Mem: Long-Term Spatial-Temporal Memory for Embodied 3D Large Language Model - Hu, Wenbo; Hong, Yining; Wang, Yanjun; Gao, Leison; Wei, Zibu; Yao, Xingcheng; Peng, Nanyun; Bitton, Yonatan; Szpektor, Idan; Chang, Kai-Wei (Advances in Neural Information Processing Systems, 2025)