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Variance-based Sobol' sensitivity is one of the most well-known measures in global sensitivity analysis (GSA). However, uncertainties with certain distributions, such as highly skewed distributions or those with a heavy tail, cannot be…

数值分析 · 数学 2025-02-12 Jiannan Yang

The sustainability of urban environments is an increasingly relevant problem. Air pollution plays a key role in the degradation of the environment as well as the health of the citizens exposed to it. In this chapter we provide a review of…

机器学习 · 计算机科学 2022-01-03 Pablo Torres , Beril Sirmacek , Sergio Hoyas , Ricardo Vinuesa

Mobile and ubiquitous sensing of urban air quality has received increased attention as an economically and operationally viable means to survey atmospheric environment with high spatial-temporal resolution. This paper proposes a machine…

机器学习 · 计算机科学 2020-03-03 Jun Song , Ke Han

Reliability-oriented sensitivity analysis aims at combining both reliability and sensitivity analyses by quantifying the influence of each input variable of a numerical model on a quantity of interest related to its failure. In particular,…

统计理论 · 数学 2022-10-25 Julien Demange-Chryst , François Bachoc , Jérôme Morio

Sensitivity analysis is an important tool used in many domains of computational science to either gain insight into the mathematical model and interaction of its parameters or study the uncertainty propagation through the input-output…

统计方法学 · 统计学 2023-06-02 Juraj Kardos , Wouter Edeling , Diana Suleimenova , Derek Groen , Olaf Schenk

We consider the estimation of measures of model performance in a target population when covariate and outcome data are available on a sample from some source population and covariate data, but not outcome data, are available on a simple…

统计方法学 · 统计学 2023-06-16 Jon A. Steingrimsson , Sarah E. Robertson , Issa J. Dahabreh

The study makes use of polynomial chaos expansions to compute Sobol' indices within the frame of a global sensitivity analysis of hydro-dispersive parameters in a simplified vertical cross-section of a segment of the subsurface of the Paris…

统计计算 · 统计学 2015-11-25 G. Deman , K. Konakli , B. Sudret , J. Kerrou , P. Perrochet , H. Benabderrahmane

Ambient air pollution remains a critical issue in the United Kingdom, where data on air pollution concentrations form the foundation for interventions aimed at improving air quality. However, the current air pollution monitoring station…

应用统计 · 统计学 2024-01-18 Liam J Berrisford , Lucy S Neal , Helen J Buttery , Benjamin R Evans , Ronaldo Menezes

Air quality and human exposure to mobile source pollutants have become major concerns in urban transportation. Existing studies mainly focus on mitigating traffic congestion and reducing carbon footprints, with limited understanding of…

物理与社会 · 物理学 2023-06-29 Xuanpeng Zhao , Guoyuan Wu , Akula Venkatram , Ji Luo , Peng Hao , Kanok Boriboonsomsin , Shaohua Hu

We present an HSIC-based approach for global sensitivity analysis of broad classes of models with correlated and possibly function-valued inputs and outputs. To this end, we define the total HSIC sensitivity index: a bounded, interpretable,…

统计理论 · 数学 2026-03-03 Troy Larsen , Alen Alexanderian

Sensitivity methods for the analysis of the outputs of discrete Bayesian networks have been extensively studied and implemented in different software packages. These methods usually focus on the study of sensitivity functions and on the…

人工智能 · 计算机科学 2016-07-05 Manuele Leonelli , Christiane Görgen , Jim Q. Smith

Analyzing air pollution data is challenging as there are various analysis focuses from different aspects: feature (what), space (where), and time (when). As in most geospatial analysis problems, besides high-dimensional features, the…

机器学习 · 计算机科学 2022-02-14 Yun-Hsin Kuo , Takanori Fujiwara , Charles C. -K. Chou , Chun-houh Chen , Kwan-Liu Ma

Nowadays, the numerical models of real-world structures are more precise, more complex and, of course, more time-consuming. Despite the growth of a computational effort, the exploration of model behaviour remains a complex task. The…

计算工程、金融与科学 · 计算机科学 2014-10-17 Eliska Janouchova , Anna Kucerova

This work undertakes studies to evaluate Interpretability Methods for Time-Series Deep Learning. Sensitivity analysis assesses how input changes affect the output, constituting a key component of interpretation. Among the post-hoc…

机器学习 · 计算机科学 2024-01-31 Zhengguang Wang

Air quality has major impact on a country's socio-economic position and identifying major air pollution sources is at the heart of tackling the issue. Spatially and temporally distributed air quality data acquisition across a country as…

机器学习 · 计算机科学 2021-01-19 Sivaramakrishnan KN , Lipika Deka , Manik Gupta

Sensitivity indices are commonly used to quantity the relative inuence of any specic group of input variables on the output of a computer code. In this paper, we focus both on computer codes the output of which is a cumulative distribution…

统计理论 · 数学 2020-07-27 Jean-Claude Fort , Thierry Klein , Agnès Lagnoux

In this paper, we consider a regression model built on dependent variables. This regression modelizes an input output relationship. Under boundedness assumptions on the joint distribution function of the input variables, we show that a…

统计理论 · 数学 2012-03-14 Gaëlle Chastaing , Fabrice Gamboa , Clémentine Prieur

Air pollution in cities and the possibilities of reducing this pollution represents one of the most important factors that today's society has to deal with. This paper focuses on a systemic approach to traffic emissions with their relation…

人工智能 · 计算机科学 2025-09-16 V. Benes , M. Svitek , A. Michalikova , M. Melicherik

A variety of indices aim to quantify the impact of input variables on a response, typically the output from a complex computer code or black-box model. Most commonly used, the Sobol' index typically measures the influence of some inputs…

统计理论 · 数学 2025-07-22 Thierry Klein , Agnès Lagnoux , Paul Rochet , Thi Mong Ngoc Nguyen

This paper overviews two interdependent issues important for mining remote sensing data (e.g. images) obtained from atmospheric monitoring missions. The first issue relates the building new public datasets and benchmarks, which are hot…

计算机视觉与模式识别 · 计算机科学 2021-06-29 Chaabane Djeraba , Jérôme Riedi