@article{mathcalgsoftmaximprovingintraclass,
  title = {$\mathcal{G}$-softmax: Improving Intra-class Compactness and Inter-class Separability of Features},
  author = {Yan Luo and Yongkang Wong and Mohan Kankanhalli and Qi Zhao},
  year = {2019},
  eprint = {1904.04317},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/1904.04317v2},
}