@inproceedings{patchformeraversatile3dtransformerbased,
  title = {PatchFormer: An Efficient Point Transformer with Patch Attention},
  author = {Zhang Cheng and Haocheng Wan and Xinyi Shen and Zizhao Wu},
  year = {2021},
  booktitle = {CVPR 2022 1},
  eprint = {2111.00207},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2111.00207v3},
}