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English(EN) Leakage-Free Evaluation and Distribution-Robust Spatio-Temporal Graph Learning for Inductive Kriging

新的DRIK框架通过无泄漏评估改进了归纳克里金

研究人员推出了一种新颖的分布鲁棒归纳克里金(DRIK)框架,旨在提高从稀疏传感器数据估计未观测位置值的准确性。该新方法采用了一种无泄漏评估协议,严格区分了空间和时间上的训练、验证和测试域。DRIK包含三个关键机制:空间连续性正则化,以减少对离散化图的依赖;掩码流消歧,以修剪来自掩码节点的模糊传播;以及结构域扩展,以减轻训练-推理结构不匹配。在六个数据集上的实验表明,DRIK显著优于现有方法,平均绝对误差最多可降低12.48%,并显示出改进的分布外行为。 AI

影响 增强了时空数据分析的鲁棒性和准确性,有望改善环境监测和资源管理等应用。

排序理由 该集群包含一篇详细介绍新方法和实验结果的研究论文。[lever_c_demoted from research: ic=1 ai=1.0]

在 arXiv cs.LG 阅读 →

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新的DRIK框架通过无泄漏评估改进了归纳克里金

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该集群包含一篇详细介绍新方法和实验结果的研究论文。[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) · Chen Yang, Changhao Zhao, Haoyang Zhao, Youquan He, Chen Wang, Jiansheng Fan ·

    用于归纳克里金的无泄漏评估和分布鲁棒时空图学习

    arXiv:2509.23631v2 Announce Type: replace Abstract: Inductive kriging estimates values at unobserved locations from sparse sensor data, enabling continuous field reconstruction when dense deployment is impractical. However, common 2 x 2 and 2 x 3 evaluation protocols can leak spa…