Situat3DChange: Situated 3D Change Understanding Dataset for Multimodal Large Language Model - Liu, Ruiping; Zheng, Junwei; Chen, Yufan; Wang, Zirui; Peng, Kunyu; Yang, Kailun; Zhang, Jiaming; Pollefeys, Marc; Stiefelhagen, Rainer (Advances in Neural Information Processing Systems, 2025)