2 papers
cs.CV2026
Motion-Saliency Complementary Masked Modeling for Point Cloud Video Understanding
Wei Wang, Yiding Sun, Yuyan Wang +4
Point cloud video representation learning is crucial for 3D dynamic scene understanding. In this paper, we propose MoSaiC, a novel Motion-Saliency Complementary masked modeling fra…
cs.CV2026
Diffusion Masked Pretraining for Dynamic Point Cloud
Zhuoyue Zhang, Jihua Zhu, Chaowei Fang +2
Dynamic point cloud pretraining is still dominated by masked reconstruction objectives. However, these objectives inherit two key limitations. Existing methods inject ground-truth…