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English(EN) Accelerated Frank-Wolfe Algorithms: Complementarity Conditions and Sparsity

新的Frank-Wolfe算法针对具有稀疏性的凸函数最小化

研究人员开发了Frank-Wolfe(FW)系列中的新型加速一阶算法,用于最小化光滑凸函数。这些算法特别关注两种约束类别:多面体和矩阵域。一项关键的技术贡献是解决解稀疏性的互补条件,该条件与多面体的面维数和矩阵的秩有关。所提出的方法包括一种纯粹的线性优化预言机(LOO)方法,用于具有最优预言机复杂度的多面体,以及一种结合FW和稀疏投影预言机的混合方案,用于矩阵域,两者都实现了独立于环境维度的有效收敛。 AI

影响 这些算法可以提高机器学习和AI模型训练中优化任务的效率。

排序理由 该集群包含一篇在arXiv上发表的研究论文,详细介绍了新算法。[lever_c_demoted from research: ic=1 ai=1.0]

在 arXiv cs.LG 阅读 →

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新的Frank-Wolfe算法针对具有稀疏性的凸函数最小化

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该集群包含一篇在arXiv上发表的研究论文,详细介绍了新算法。[lever_c_demoted from research: ic=1 ai=1.0]
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报道来源 [1]

  1. arXiv cs.LG TIER_1 English(EN) · Dan Garber ·

    加速的 Frank-Wolfe 算法:互补条件与稀疏性

    arXiv:2511.02821v2 Announce Type: replace-cross Abstract: We develop new accelerated first-order algorithms in the Frank-Wolfe (FW) family for minimizing smooth convex functions over compact convex sets, with a focus on two prominent constraint classes: (1) polytopes and (2) matr…