@inproceedings{coinbettingandparameterfreeonline,
  title = {Coin Betting and Parameter-Free Online Learning},
  author = {Francesco Orabona and Dávid Pál},
  year = {2016},
  booktitle = {NeurIPS 2016 12},
  eprint = {1602.04128},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1602.04128v4},
}