Surprise3D: A Dataset for Spatial Understanding and Reasoning in Complex 3D Scenes - Huang, Jiaxin; Li, Ziwen; Zhang, Hanlue; Chen, Runnan; Gao, Zhengqing; He, Xiao; Guo, Yandong; Wang, Wenping; Liu, Tongliang; Gong, Mingming (Advances in Neural Information Processing Systems, 2025)