@inproceedings{li2021generalized,
  title={Generalized focal loss v2: Learning reliable localization quality estimation for dense object detection},
  author={Li, Xiang and Wang, Wenhai and Hu, Xiaolin and Li, Jun and Tang, Jinhui and Yang, Jian},
  booktitle={Proceedings of the IEEE/CVF Conference on Computer Vision and Pattern Recognition},
  pages={11632--11641},
  year={2021}
}