@article{usingmultilevelcirculantmatrixapproximat,
  title = {Fast Newton method solving KLR based on Multilevel Circulant Matrix with log-linear complexity},
  author = {Junna Zhang and Shuisheng Zhou and Cui Fu and Feng Ye},
  year = {2021},
  eprint = {2108.08605},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2108.08605v3},
}