@inproceedings{ijcai2021p67, title = { H-FL: A Hierarchical Communication-Efficient and Privacy-Protected Architecture for Federated Learning}, author = {Yang, He}, booktitle = {Proceedings of the Thirtieth International Joint Conference on Artificial Intelligence, {IJCAI-21}}, publisher = {International Joint Conferences on Artificial Intelligence Organization}, editor = {Zhi-Hua Zhou}, pages = {479--485}, year = {2021}, month = {8}, note = {Main Track}, doi = {10.24963/ijcai.2021/67}, url = {https://doi.org/10.24963/ijcai.2021/67}, }