CUHK-SenseTime Joint Laboratory, The Chinese University of Hong Kong, Centre for Perceptual and Interactive Intelligence Limited; Shanghai AI Laboratory; CUHK-SenseTime Joint Laboratory, The Chinese University of Hong Kong
Renrui Zhang, Ziyu Guo, Peng Gao, Rongyao Fang, Bin Zhao, Dong Wang, Yu Qiao, Hongsheng Li
Masked autoencoders;self-supervised learning;3D point cloud pre-training
Point-M2AE: Multi-scale Masked Autoencoders for Hierarchical Point Cloud Pre-training