@article{anefficientsubspacealgorithmforfederated,
  title = {An Efficient Subspace Algorithm for Federated Learning on Heterogeneous Data},
  author = {Jiaojiao Zhang and Yuqi Xu and Kun Yuan},
  year = {2025},
  eprint = {2509.05213},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2509.05213},
}