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math.OC2026
SLDBO: A Snapshot Single-Loop Algorithm for Decentralized Bilevel Optimization
Chao Yin, Youran Dong, Shiqian Ma +2
Networked AI systems increasingly rely on multiple agents that collaboratively learn and adapt models over communication networks. In such systems, bilevel formulations naturally a…
math.OC2025
Efficient Curvature-Aware Hypergradient Approximation for Bilevel Optimization
Youran Dong, Junfeng Yang, Wei Yao +1
Bilevel optimization is a powerful tool for many machine learning problems, such as hyperparameter optimization and meta-learning. Estimating hypergradients (also known as implicit…
math.OC2023
A Single-Loop Algorithm for Decentralized Bilevel Optimization
Youran Dong, Shiqian Ma, Junfeng Yang +1
Bilevel optimization has gained significant attention in recent years due to its broad applications in machine learning. This paper focuses on bilevel optimization in decentralized…