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Federated Optimization with Doubly Regularized Drift Correction
April 15, 2024, 4:42 a.m. | Xiaowen Jiang, Anton Rodomanov, Sebastian U. Stich
cs.LG updates on arXiv.org arxiv.org
Abstract: Federated learning is a distributed optimization paradigm that allows training machine learning models across decentralized devices while keeping the data localized. The standard method, FedAvg, suffers from client drift which can hamper performance and increase communication costs over centralized methods. Previous works proposed various strategies to mitigate drift, yet none have shown uniformly improved communication-computation trade-offs over vanilla gradient descent.
In this work, we revisit DANE, an established method in distributed optimization. We show that …
abstract arxiv client communication costs cs.lg data decentralized devices distributed drift federated learning machine machine learning machine learning models math.oc optimization paradigm performance standard strategies training type
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