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Lesi Chen
Lesi Chen
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RECENT · PAGE 1/1 · 2 TOTAL
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New lower bound found for bilevel optimization
Researchers have established a new lower bound for bilevel optimization problems, specifically $\Omega(\kappa_y^{5/2} \epsilon^{-2})$. This finding reveals a gap in the condition number dependency between bilevel and mi…
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New research tackles decentralized bilevel optimization challenges
Multiple research papers published on arXiv introduce novel algorithms for decentralized stochastic bilevel optimization, addressing challenges in machine learning applications like meta-learning and hyperparameter opti…