@inproceedings{lai2022stratified,
  title={Stratified Transformer for 3D Point Cloud Segmentation},
  author={Lai, Xin and Liu, Jianhui and Jiang, Li and Wang, Liwei and Zhao, Hengshuang and Liu, Shu and Qi, Xiaojuan and Jia, Jiaya},
  booktitle={CVPR},
  year={2022}
}