@inproceedings{empiricalstudyofeasyandhardexamplesin1,
  title = {Empirical Study of Easy and Hard Examples in CNN Training},
  author = {Ikki Kishida and Hideki Nakayama},
  year = {2019},
  booktitle = {ICLR 2019 5},
  eprint = {1911.10739},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/1911.10739v1},
}