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High concentration episodes for NO$_2$ are increasingly dealt with by authorities through traffic restrictions which are activated when air quality deteriorates beyond certain thresholds. Foreseeing the probability that pollutant…

应用统计 · 统计学 2020-03-26 Sebastián Pérez Vasseur , José L. Aznarte

Investigating the health impacts of wildfire smoke requires data on people's exposure to fine particulate matter (PM$_{2.5}$) across space and time. In recent years, it has become common to use machine learning models to fill gaps in…

This work presents a physics-based machine learning framework to predict and analyze oxides of nitrogen (NOx) emissions from compression-ignition engine-powered vehicles using on-board diagnostics (OBD) data as input. Accurate NOx…

机器学习 · 计算机科学 2025-03-10 Harish Panneer Selvam , Bharat Jayaprakash , Yan Li , Shashi Shekhar , William F. Northrop

Given significant air pollution problems, air quality index (AQI) monitoring has recently received increasing attention. In this paper, we design a mobile AQI monitoring system boarded on unmanned-aerial-vehicles (UAVs), called ARMS, to…

信号处理 · 电气工程与系统科学 2017-11-09 Yuzhe Yang , Zijie Zheng , Kaigui Bian , Lingyang Song , Zhu Han

Data used to assess acute health effects from air pollution typically have good temporal but poor spatial resolution or the opposite. A modified longitudinal model was developed that sought to improve resolution in both domains by bringing…

应用统计 · 统计学 2013-12-02 Lixun Zhang , Yongtao Guan , Brian P. Leaderer , Theodore R. Holford

Monitoring urban air quality with high spatiotemporal resolution continues to pose significant challenges. We investigate the use of taxi fleets as mobile sensing platforms, analyzing over 100 million PM2.5 readings from more than 3,000…

Tropospheric ozone (O3) is a greenhouse gas which can absorb heat and make the weather even hotter during extreme heatwaves. Besides, it is an influential ground-level air pollutant which can severely damage the environment. Thus evaluating…

大气与海洋物理 · 物理学 2021-05-06 Yu-Wen Chen , Sourav Medya , Yi-Chun Chen

The increasing prevalence of marine pollution during the past few decades motivated recent research to help ease the situation. Typical water quality assessment requires continuous monitoring of water and sediments at remote locations with…

机器学习 · 计算机科学 2022-03-08 Xiaoting Xu , Tin Lai , Sayka Jahan , Farnaz Farid

Urban traffic emissions represent a significant concern due to their detrimental impacts on both public health and the environment. Consequently, decision-makers have flagged their reduction as a crucial goal. In this study, we first…

机器学习 · 计算机科学 2023-09-06 Miguel Folgado , Veronica Sanz , Johannes Hirn , Edgar Lorenzo-Saez , Javier Urchueguia

Accurate air quality index (AQI) forecasting is essential for the protecting public health in rapidly growing urban regions, and the practical model evaluation and selection are often challenged by the lack of rigorous, region-specific…

机器学习 · 计算机科学 2026-03-30 Khawja Imran Masud , Venkata Sai Rahul Unnam , Sahara Ali

Air pollution remains a leading global health and environmental risk, particularly in regions vulnerable to episodic air pollution spikes due to wildfires, urban haze and dust storms. Accurate forecasting of particulate matter (PM)…

Air quality has become one of the main issues in public health and urban planning management, due to the proven adverse effects of high pollutant concentrations. Considering the mitigation measures that cities all over the world are taking…

机器学习 · 计算机科学 2020-11-20 Rodrigo de Medrano , Víctor de Buen Remiro , José L. Aznarte

Monitoring real-time air quality is essential for safeguarding public health and fostering social progress. However, the widespread deployment of air quality monitoring stations is constrained by their significant costs. To address this…

机器学习 · 计算机科学 2025-07-03 Qiongyan Wang , Yutong Xia , Siru ZHong , Weichuang Li , Yuankai Wu , Shifen Cheng , Junbo Zhang , Yu Zheng , Yuxuan Liang

Atmospheric modeling has recently experienced a surge with the advent of deep learning. Most of these models, however, predict concentrations of pollutants following a data-driven approach in which the physical laws that govern their…

应用统计 · 统计学 2021-07-08 Javier Rubio-Herrero , Carlos Ortiz Marrero , Wai-Tong Louis Fan

Air pollutants have long been known to cause major health problems across humans and all living organisms. Apart from that, they also play a crucial role in temperature inversion situations in the atmospheric layers thereby seriously…

大气与海洋物理 · 物理学 2022-08-22 Bugra Alparslan , Mayank Jain , Jiantao Wu , Soumyabrata Dev

Oxidative potential (OP), which measures particulate matter's (PM) capacity to induce oxidative stress in the lungs, is increasingly recognized as an indicator of PM toxicity. Since OP is not routinely monitored, it can be challenging to…

计算机视觉与模式识别 · 计算机科学 2024-07-22 Ian Hough , Loïc Argentier , Ziyang Jiang , Tongshu Zheng , Mike Bergin , David Carlson , Jean-Luc Jaffrezo , Jocelyn Chanussot , Gaëlle Uzu

Nowadays air pollution becomes one of the biggest world issues in both developing and developed countries. Helping individuals understand their air pollution exposure and health risks, the traditional way is to utilize data from static…

计算机与社会 · 计算机科学 2020-05-29 Ke Hu , Ashfaqur Rahman , Hassan Habibi Gharakheili , Vijay Sivaraman

One of the techniques for estimating the surface particle concentration with a diameter of fewer than 2.5 micrometers (PM2.5) is using aerosol optical depth (AOD) products. Different AOD products are retrieved from various satellite…

计算机视觉与模式识别 · 计算机科学 2023-02-22 Ali Mirzaei , Hossein Bagheri , Mehran Sattari

This is a relevant problem because the design of most cities prioritizes the use of motorized vehicles, which has degraded air quality in recent years, having a negative effect on urban health. Modeling, predicting, and forecasting ambient…

神经与进化计算 · 计算机科学 2020-10-07 Jamal Toutouh

Current operational air quality forecasts are computationally expensive, sensitive to errors in physics and emissions, and often neglect weather-related uncertainty. To address these limitations, we present AirFusion, a hybrid,…