@article{JMLR:2024:Zhao,<br>
author={Peng Zhao and Yu-Jie Zhang and Lijun Zhang and Zhi-Hua Zhou},<br>
journal={Journal of Machine Learning Research (JMLR)},<br>
title={Adaptivity and Non-stationarity: Problem-dependent Dynamic Regret for Online Convex Optimization},<br>
year={2024},<br>
volume={25},<br>
number={98},<br>
pages={1--52},<br>
}