@article{federatedlearningonriemannianmanifoldsag, title = {Federated Learning on Riemannian Manifolds: A Gradient-Free Projection-Based Approach}, author = {Hongye Wang and Zhaoye Pan and Chang He and Jiaxiang Li and Bo Jiang}, year = {2025}, eprint = {2507.22855}, archivePrefix = {arXiv}, url = {https://arxiv.org/abs/2507.22855}, }