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08/15/2023
Projection-Free Methods for Stochastic Simple Bilevel Optimization with Convex Lower-level Problem
In this paper, we study a class of stochastic bilevel optimization probl...
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06/03/2023
Accelerated Quasi-Newton Proximal Extragradient: Faster Rate for Smooth Convex Optimization
In this paper, we propose an accelerated quasi-Newton proximal extragrad...
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02/16/2023
Online Learning Guided Curvature Approximation: A Quasi-Newton Method with Global Non-Asymptotic Superlinear Convergence
Quasi-Newton algorithms are among the most popular iterative methods for...
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09/02/2022
Future Gradient Descent for Adapting the Temporal Shifting Data Distribution in Online Recommendation Systems
One of the key challenges of learning an online recommendation model is ...
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06/17/2022
Generalized Frank-Wolfe Algorithm for Bilevel Optimization
In this paper, we study a class of bilevel optimization problems, also k...
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02/19/2022
Generalized Optimistic Methods for Convex-Concave Saddle Point Problems
The optimistic gradient method has seen increasing popularity as an effi...
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04/23/2021
Antenna Efficiency in Massive MIMO Detection
In this paper, we consider the multi-user detection problem in a multipl...
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02/09/2021
Tightness and Equivalence of Semidefinite Relaxations for MIMO Detection
The multiple-input multiple-output (MIMO) detection problem, a fundament...
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08/03/2020