@inproceedings{ICML:2019:Zhang,<br>
  author = {Lijun Zhang and Tie-Yan Liu and Zhi-Hua Zhou},<br>
  title = {Adaptive Regret of Convex and Smooth Functions},<br>
  booktitle = {Proceedings of the 36th International Conference on Machine Learning (ICML)},<br>
  pages =  {7414--7423},<br>
  year =  {2019},<br>
}