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预算约束在线学习的最优节奏与遗憾界研究

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该事件围绕预算约束下在线学习的节奏控制与遗憾界展开。2026年10月9日,arXiv Machine Learning Theory发布一手研究,提出在对抗设定下针对任意预算节奏专家类给出接近最优的遗憾界:对于F个专家和给定候选预算节奏方案,所提全信息算法对累计支出与方案距离在D内的专家取得O(D√log F + √(T log F))遗憾,并称该结果匹配Braverman et al. (2025)的下界。目前公开信息仅涉及这一理论结果,未见实验验证或后续讨论。

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Oct 9, 2026
  1. arXiv · Machine Learning Theory
    预算支出与学习的最佳节奏控制

    该研究在对抗设定下,针对任意预算节奏专家类给出了接近最优的遗憾界。对于 F 个专家和给定的候选预算节奏方案,所提全信息算法对累计支出与方案距离在 D 内的专家取得 O(D√log F + √(T log F)) 遗憾,匹配 Braverman et al. (2025) 的下界。

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