Faster Non-Convex Federated Learning via Global and Local Momentum

R Das; Anish Acharya; A Hashemi; S Sanghavi; I Dhillon; U Topcu

Faster Non-Convex Federated Learning via Global and Local Momentum

R Das, Anish Acharya, A Hashemi, S Sanghavi, I Dhillon, U Topcu

Conference on Uncertainty in Artificial Intelligence (UAI), 2022 · Spotlight (short oral)

Combines variance-reduced momentum at the server and at the clients to speed up non-convex federated learning under client heterogeneity and compressed communication.

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