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English(EN) Continuity-Free Near-Minimax Leading-Order Regret for CVaR-UCBVI

新的 CVaR-UCBVI 算法在强化学习中实现了近乎最小极大最优的遗憾

一篇新研究论文介绍了 CVaR-UCBVI 的无连续性近最小极大领先阶遗憾算法。该算法在有限时间表 CVaR 强化学习中实现了 \\(\\widetilde{O}(\\sqrt{SAK/\\tau})\\) 的更优遗憾率,且无需连续性假设。关键创新是对情节缺口的条件方差进行了自界定,将其代入 Bernstein 分解后,可为各种回报定律带来近乎最小极大最优的遗憾。 AI

影响 这项研究推进了强化学习的理论理解,有望为复杂的决策任务带来更高效的算法。

排序理由 该集群包含一篇详细介绍强化学习新算法的研究论文。[lever_c_demoted from research: ic=1 ai=1.0]

在 arXiv cs.LG 阅读 →

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新的 CVaR-UCBVI 算法在强化学习中实现了近乎最小极大最优的遗憾

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该集群包含一篇详细介绍强化学习新算法的研究论文。[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) · Yuanlong Chen ·

    CVaR-UCBVI 的无连续性近最小极大领先阶遗憾

    arXiv:2608.28960v1 Announce Type: new Abstract: For finite-horizon tabular CVaR reinforcement learning, prior work proves a $\widetilde{O}(\tau^{-1}\sqrt{SAK})$ leading regret bound for arbitrary normalized return laws and the sharper $\widetilde{O}(\sqrt{SAK/\tau})$ rate under a…