@inproceedings{du2020spot,
  title={SPOT: Selective Point Cloud Voting for Better Proposal in Point Cloud Object Detection},
  author={Du, Hongyuan and Li, Linjun and Liu, Bo and Vasconcelos, Nuno},
  booktitle={European Conference on Computer Vision},
  pages={230--247},
  year={2020},
  organization={Springer}
}