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Environmental air quality affects people's life, obtaining real-time and accurate environmental air quality has a profound guiding significance for the development of social activities. At present, environmental air quality measurement…

计算机视觉与模式识别 · 计算机科学 2019-03-01 Zhenyu Wang , Wei Zheng , Chunfeng Song

The interpolation, prediction, and feature analysis of fine-gained air quality are three important topics in the area of urban air computing. The solutions to these topics can provide extremely useful information to support air pollution…

机器学习 · 计算机科学 2018-04-12 Zhongang Qi , Tianchun Wang , Guojie Song , Weisong Hu , Xi Li , Zhongfei , Zhang

This study investigates the application of an artificial neural network framework for analysing water pollution caused by solids. Water pollution by suspended solids poses significant environmental and health risks. Traditional methods for…

机器学习 · 计算机科学 2026-01-12 I. Luviano Soto , Y. Concha Sánchez , A. Raya

Conjunction assessment requires knowledge of the uncertainty in the predicted orbit. Errors in the atmospheric density are a major source of error in the prediction of low Earth orbits. Therefore, accurate estimation of the density and…

地球与行星天体物理 · 物理学 2020-04-24 David J. Gondelach , Richard Linares

Driven by the increasingly serious air pollution problem, the monitoring of air quality has gained much attention in both theoretical studies and practical implementations. In this paper, we present the architecture, implementation and…

其他计算机科学 · 计算机科学 2019-02-28 Zhiwen Hu , Zixuan Bai , Kaigui Bian , Tao Wang , Lingyang Song

When exposure measurement error (EME), confounder measurement error (CME), or both are present, health effect estimates regarding exposure mixtures and critical exposure time-window may not represent the true effects. For example, in air…

统计理论 · 数学 2025-05-28 Honghyok Kim

This paper presents an engine able to forecast jointly the concentrations of the main pollutants harming people's health: nitrogen dioxide (NO2), ozone (O3) and particulate matter (PM2.5 and PM10, which are respectively the particles whose…

机器学习 · 计算机科学 2021-10-15 Thibaut Cassard , Grégoire Jauvion , Antoine Alléon , Boris Quennehen , David Lissmyr

Ambient air pollution is a pervasive issue with wide-ranging effects on human health, ecosystem vitality, and economic structures. Utilizing data on ambient air pollution concentrations, researchers can perform comprehensive analyses to…

物理与社会 · 物理学 2024-03-07 Liam J Berrisford , Ronaldo Menezes

Air quality forecasting has garnered significant attention recently, with data-driven models taking center stage due to advancements in machine learning and deep learning models. However, researchers face challenges with complex data…

机器学习 · 计算机科学 2023-11-14 Jingwei Zuo , Wenbin Li , Michele Baldo , Hakim Hacid

High spatial resolution PM2.5 data covering a long time period are urgently needed to support population exposure assessment and refined air quality management. In this study, we provided complete-coverage PM2.5 predictions with a 1-km…

大气与海洋物理 · 物理学 2022-05-09 Qingyang Xiao , Guannan Geng , Shigan Liu , Jiajun Liu , Xia Meng , Qiang Zhang

In this paper, we consider the problem of estimating a conditional density in moderately large dimensions. Much more informative than regression functions, conditional densities are of main interest in recent methods, particularly in the…

统计方法学 · 统计学 2018-01-22 Minh-Lien Jeanne Nguyen

With the intensification of global climate change, accurate prediction of air quality indicators, especially PM2.5 concentration, has become increasingly important in fields such as environmental protection, public health, and urban…

机器学习 · 计算机科学 2025-08-18 Zicheng Guo , Shuqi Wu , Meixing Zhu , He Guandi

Our research presents a comprehensive approach to leveraging mobile camera image data for real-time air quality assessment and recommendation. We develop a regression-based Convolutional Neural Network model and tailor it explicitly for air…

计算机视觉与模式识别 · 计算机科学 2025-01-08 Pritisha Sarkar , Duranta Durbaar Vishal Saha , Mousumi Saha

Aircraft noise exposure has traditionally been assessed using static residential population data and long-term average noise metrics, often overlooking the dynamic nature of human mobility and temporal variations in operational conditions.…

应用统计 · 统计学 2025-04-23 Soohwan Oh , Hyunsoo Cho , Jungwoo Cho

The density of the Earth's middle and upper atmosphere is an important question in Earth science and is a critical factor in the design, operation, and orbital determination of low Earth orbit spacecraft. In this study, we employ the Earth…

Air pollution, a pressing global problem, threatens public health, environmental sustainability, and climate stability. Achieving accurate and scalable forecasting across spatially distributed monitoring stations is challenging due to…

机器学习 · 计算机科学 2025-09-26 Junxin Lu , Shiliang Sun

With the advancement of technology and the arrival of miniaturized environmental sensors that offer greater performance, the idea of building mobile network sensing for air quality has quickly emerged to increase our knowledge of air…

统计方法学 · 统计学 2025-12-01 Yacine Mohamed Idir , Olivier Orfila , Vincent Judalet , Benoit Sagot , Patrice Chatellier

One way to quantify exposure to air pollution and its constituents in epidemiologic studies is to use an individual's nearest monitor. This strategy results in potential inaccuracy in the actual personal exposure, introducing bias in…

Estimation of the long-term health effects of air pollution is a challenging task, especially when modelling small-area disease incidence data in an ecological study design. The challenge comes from the unobserved underlying spatial…

统计方法学 · 统计学 2013-05-24 Duncan Lee , Alastair Rushworth , Sujit K. Sahu

Reliable and exact assessment of visibility is essential for safe air traffic. In order to overcome the drawbacks of the currently subjective reports from human observers, we present an approach to automatically derive visibility measures…

计算机视觉与模式识别 · 计算机科学 2015-05-21 Jean-Philippe Andreu , Stefan Mayer , Karlheinz Gutjahr , Harald Ganster