@article{structureinformationisthekeyself,
  title = {Structure Information is the Key: Self-Attention RoI Feature Extractor in 3D Object Detection},
  author = {Diankun Zhang and Zhijie Zheng and Xueting Bi and Xiaojun Liu},
  year = {2021},
  eprint = {2111.00931},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2111.00931v2},
}