@article{specgradfilteraspectralgradientfiltering,
  title = {SpecGradFilter: A Spectral Gradient Filtering Framework for Taming Federated Heterogeneity},
  author = {Liyang Yuan and Yibo Yang and Dandan Guo and Peter Richtarik and Zhouchen Lin},
  year = {2026},
  eprint = {2607.04189},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2607.04189},
}