@article{JMLR'25:efficient,
    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},
    volume = {26},
    number = {208},
    pages = {1--66},
    year = {2025}
}