@article{improvingpositiveunlabeledlearning,
  title = {Improving Positive Unlabeled Learning: Practical AUL Estimation and New Training Method for Extremely Imbalanced Data Sets},
  author = {Liwei Jiang and Dan Li and Qisheng Wang and Shuai Wang and Songtao Wang},
  year = {2020},
  eprint = {2004.09820},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2004.09820v1},
}