Sounds like federated learning [1]. There is lots of research on that, and therefore a lot of interest too. This is not my field so I will just point to some su

Sounds like federated learning [1]. There is lots of research on that, and therefore a lot of interest too. This is not my field so I will just point to some surveys [2,3] to get you started. [1]: https://arxiv.org/abs/2211.08413 https://arxiv.org/abs/2211.08413 [2]: https://arxiv.org/pdf/2009.13012 https://arxiv.org/pdf/2009.13012 [3]: https://arxiv.org/pdf/2111.08834 https://arxiv.org/pdf/2111.08834