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05/22/2023
Sketch-and-Project Meets Newton Method: Global 𝒪(k^-2) Convergence with Low-Rank Updates
In this paper, we propose the first sketch-and-project Newton method wit...
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01/17/2023
Convergence of First-Order Algorithms for Meta-Learning with Moreau Envelopes
In this work, we consider the problem of minimizing the sum of Moreau en...
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06/07/2022
Distributed Newton-Type Methods with Communication Compression and Bernoulli Aggregation
Despite their high computation and communication costs, Newton-type meth...
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10/05/2020
Lower Bounds and Optimal Algorithms for Personalized Federated Learning
In this work, we consider the optimization formulation of personalized f...
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05/03/2020