The Chinese University of Hong Kong; The University of Hong Kong; Max Planck Institute for Informatics; Department of Computer Science and Engineering, The Chinese University of Hong Kong
Chengyao Wang, Li Jiang, Xiaoyang Wu, Zhuotao Tian, Bohao Peng, Hengshuang Zhao, Jiaya Jia
GroupContrast: Semantic-aware Self-supervised Representation Learning for 3D Understanding