PhyScensis: Physics-Augmented LLM Agents for Complex Physical Scene Arrangement - Wang, Yian; Yang, Han; Guo, Minghao; Qiu, Xiaowen; Wang, Johnson (Tsun-Hsuan); Matusik, Wojciech; Tenenbaum, Joshua B; Gan, Chuang (International Conference on Learning Representations, 2026)