@article{parameterfreeonlineconvexoptimization,
  title = {Parameter-Free Online Convex Optimization with Sub-Exponential Noise},
  author = {Kwang-Sung Jun and Francesco Orabona},
  year = {2019},
  eprint = {1902.01500},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/1902.01500v3},
}