@inproceedings{jiang2021guided,
  title={Guided Point Contrastive Learning for Semi-supervised Point Cloud Semantic Segmentation},
  author={Jiang, Li and Shi, Shaoshuai and Tian, Zhuotao and Lai, Xin and Liu, Shu and Fu, Chi-Wing and Jia, Jiaya},
  booktitle={ICCV},
  year={2021}
}