@article{hubsandspokeslearningefficientand,
  title = {Hubs and Spokes Learning: Efficient and Scalable Collaborative Machine Learning},
  author = {Atul Sharma and Kavindu Herath and Saurabh Bagchi and Chaoyue Liu and Somali Chaterji},
  year = {2025},
  eprint = {2504.20988},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2504.20988v1},
}