@article{JMLR:v26:23-1188,
  author  = {Peng Zhao and Yan-Feng Xie and Lijun Zhang and Zhi-Hua Zhou},
  title   = {Efficient Methods for Non-stationary Online Learning},
  journal = {Journal of Machine Learning Research},
  year    = {2025},
  volume  = {26},
  number  = {208},
  pages   = {1--66},
  url     = {http://jmlr.org/papers/v26/23-1188.html}
}