@article{logarithmicregretforparameterfreeonline,
  title = {Logarithmic Regret for parameter-free Online Logistic Regression},
  author = {Joseph De Vilmarest and Olivier Wintenberger},
  year = {2019},
  eprint = {1902.09803},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1902.09803v1},
}