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07/29/2023
Faster Stochastic Algorithms for Minimax Optimization under Polyak–Łojasiewicz Conditions
This paper considers stochastic first-order algorithms for minimax optim...
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06/26/2023
Near-Optimal Fully First-Order Algorithms for Finding Stationary Points in Bilevel Optimization
Bilevel optimization has various applications such as hyper-parameter op...
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01/16/2023
Faster Gradient-Free Algorithms for Nonsmooth Nonconvex Stochastic Optimization
We consider the optimization problem of the form min_x ∈ℝ^d f(x) ≜𝔼_ξ [F...
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01/02/2023
On Bilevel Optimization without Lower-level Strong Convexity
Theoretical properties of bilevel problems are well studied when the low...
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12/05/2022
A Simple and Efficient Stochastic Algorithm for Decentralized Nonconvex-Strongly-Concave Minimax Optimization
This paper studies the stochastic optimization for decentralized nonconv...
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08/11/2022