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English(EN) Finite-Rank Logistic Gaussian Processes with Exact Likelihood for Conditional Density Estimation

新的有限秩逻辑高斯过程方法用于密度估计

研究人员开发了一种名为有限秩逻辑高斯过程(ExFR-LGP)的新方法,用于条件密度估计。该方法允许对逻辑高斯过程进行精确似然计算,克服了先前近似方法的局限性。ExFR-LGP 为归一化常数、条件均值和分位数提供了闭式表示,并使用带有椭圆切片采样的 Gibbs 采样器进行后验采样。该方法在合成数据实验中显示了有效性,并已应用于分析阿尔茨海默病神经影像学计划数据中的分数各向异性响应,提供了具有不确定性的协变量调整百分位数带。 AI

影响 引入了一种新颖的统计密度估计方法,可以增强依赖概率输出的机器学习模型。

排序理由 这是一篇详细介绍新统计方法的学术论文。[lever_c_demoted from research: ic=1 ai=0.7]

在 arXiv stat.ML 阅读 →

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新的有限秩逻辑高斯过程方法用于密度估计

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这是一篇详细介绍新统计方法的学术论文。[lever_c_demoted from research: ic=1 ai=0.7]
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报道来源 [1]

  1. arXiv stat.ML TIER_1 English(EN) · Jaehoan Kim, Indrajit Ghosh, Debdeep Pati, Dipankar Bandyopadhyay ·

    具有精确似然的有限秩逻辑斯蒂高斯过程用于条件密度估计

    arXiv:2610.09452v1 Announce Type: cross Abstract: Conditional density estimation describes how the entire distribution of a response changes with covariates, and in imaging studies also with location. Logistic Gaussian processes (LGP) give a flexible prior for such densities. How…