@article{improvedpillarwithfinegrainedfeaturefor,
  title = {Improved Pillar with Fine-grained Feature for 3D Object Detection},
  author = {Jiahui Fu and Guanghui Ren and Yunpeng Chen and Si Liu},
  year = {2021},
  eprint = {2110.06049},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2110.06049v1},
}