论文标题

一般度量空间中的灵敏度分析

Sensitivity analysis in general metric spaces

论文作者

Gamboa, Fabrice, Klein, Thierry, Lagnoux, Agnès, Moreno, Leonardo

论文摘要

在本文中,我们介绍了适用于一般度量空间中价值的输出的新索引。这类新的索引涵盖了古典索引。特别是,所谓的索博指数和cram {é} r-von-misises索引。此外,我们基于U统计数据提供了这些指数的渐近高斯估计量。令人惊讶的是,我们直接证明了Asymp-Tosic正态性。最后,我们在玩具模型和两个真实数据示例上说明了这一新程序。

In this paper, we introduce new indices adapted to outputs valued in general metric spaces. This new class of indices encompasses the classical ones; in particular, the so-called Sobol indices and the Cram{é}r-von-Mises indices. Furthermore, we provide asymptotically Gaussian estimators of these indices based on U-statistics. Surprisingly, we prove the asymp-totic normality straightforwardly. Finally, we illustrate this new procedure on a toy model and on two real-data examples.

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