@inproceedings{ijcai2023p78,
  title     = {LION: Label Disambiguation for Semi-supervised Facial Expression Recognition with Progressive Negative Learning},
  author    = {Du, Zhongjing and Jiang, Xu and Wang, Peng and Zhou, Qizheng and Wu, Xi and Zhou, Jiliu and Wang, Yan},
  booktitle = {Proceedings of the Thirty-Second International Joint Conference on
               Artificial Intelligence, {IJCAI-23}},
  publisher = {International Joint Conferences on Artificial Intelligence Organization},
  editor    = {Edith Elkind},
  pages     = {699--707},
  year      = {2023},
  month     = {8},
  note      = {Main Track},
  doi       = {10.24963/ijcai.2023/78},
  url       = {https://doi.org/10.24963/ijcai.2023/78},
}