中文
相关论文

相关论文: Deep Particulate Matter Forecasting Model Using Co…

200 篇论文

Air pollution remains one of the most formidable environmental threats to human health globally, particularly in urban areas, contributing to nearly 7 million premature deaths annually. Megacities, defined as cities with populations…

机器学习 · 计算机科学 2024-07-17 Harun Khan , Joseph Tso , Nathan Nguyen , Nivaan Kaushal , Ansh Malhotra , Nayel Rehman

Accurate reporting and forecasting of PM2.5 concentration are important for improving public health. In this paper, we propose a daily prediction method of PM2.5 concentration by using data-driven ordinary differential equation (ODE)…

大气与海洋物理 · 物理学 2018-08-14 Yufang Wang , Haiyan Wang , Shuhua Zhang

Numerous studies have examined the associations between long-term exposure to fine particulate matter (PM2.5) and adverse health outcomes. Recently, many of these studies have begun to employ high-resolution predicted PM2.5 concentrations,…

统计方法学 · 统计学 2022-11-29 Kevin P. Josey , Priyanka deSouza , Xiao Wu , Danielle Braun , Rachel Nethery

Forecasting PM$_{2.5}$ concentration is important to solving air pollution problems in Wuhan. This paper proposes a PM$_{2.5}$ concentration forecast model based on nonlinear regression, including a single-value forecast model and an…

应用统计 · 统计学 2023-03-01 Jinghong Zeng

Machine learning models for forecasting solar flares have been trained and evaluated using a variety of data sources, including Space Weather Prediction Center (SWPC) operational and science-quality data. Typically, data from these sources…

太阳与恒星天体物理 · 物理学 2026-02-02 Ke Hu , Kevin Jin , Victor Verma , Weihao Liu , Ward Manchester , Lulu Zhao , Tamas Gombosi , Yang Chen

Fuel moisture content (FMC) is a key predictor for wildfire rate of spread (ROS). Machine learning models of FMC are being used more in recent years, augmenting or replacing traditional physics-based approaches. Wildfire rate of spread…

应用统计 · 统计学 2025-01-22 Jonathon Hirschi

This paper addresses the pressing need for an accurate solar energy prediction model, which is crucial for efficient grid integration. We explore the influence of the Air Quality Index and weather features on solar energy generation,…

机器学习 · 计算机科学 2024-10-07 Arjun Shah , Varun Viswanath , Kashish Gandhi , Nilesh Madhukar Patil

In various business settings, there is an interest in using more complex machine learning techniques for sales forecasting. It is difficult to convince analysts, along with their superiors, to adopt these techniques since the models are…

人机交互 · 计算机科学 2021-08-20 Ana Lucic , Hinda Haned , Maarten de Rijke

Conformal prediction methodologies have significantly advanced the quantification of uncertainties in predictive models. Yet, the construction of confidence regions for model parameters presents a notable challenge, often necessitating…

机器学习 · 统计学 2024-05-30 Charles Guille-Escuret , Eugene Ndiaye

Dynamical weather and climate prediction models underpin many studies of the Earth system and hold the promise of being able to make robust projections of future climate change based on physical laws. However, simulations from these models…

大气与海洋物理 · 物理学 2019-09-04 Peter A. G. Watson

The application of large deep learning models in weather forecasting has led to significant advancements in the field, including higher-resolution forecasting and extended prediction periods exemplified by models such as Pangu and Fuxi.…

机器学习 · 计算机科学 2025-02-19 Nian Ran , Peng Xiao , Yue Wang , Wesley Shi , Jianxin Lin , Qi Meng , Richard Allmendinger

In many problem settings that require spatio-temporal forecasting, the values in the time-series not only exhibit spatio-temporal correlations but are also influenced by spatial diffusion across locations. One such example is forecasting…

机器学习 · 计算机科学 2024-12-19 Malay Pandey , Vaishali Jain , Nimit Godhani , Sachchida Nand Tripathi , Piyush Rai

To learn intrinsic low-dimensional structures from high-dimensional data that most discriminate between classes, we propose the principle of Maximal Coding Rate Reduction ($\text{MCR}^2$), an information-theoretic measure that maximizes the…

机器学习 · 计算机科学 2020-06-16 Yaodong Yu , Kwan Ho Ryan Chan , Chong You , Chaobing Song , Yi Ma

For hourly PM2.5 concentration prediction, accurately capturing the data patterns of external factors that affect PM2.5 concentration changes, and constructing a forecasting model is one of efficient means to improve forecasting accuracy.…

信号处理 · 电气工程与系统科学 2020-12-08 Fuxin Jiang , Chengyuan Zhang , Shaolong Sun , Jingyun Sun

We present an approach that uses a deep learning model, in particular, a MultiLayer Perceptron (MLP), for estimating the missing values of a variable in multivariate time series data. We focus on filling a long continuous gap (e.g.,…

Sparseness and robustness are two important properties for many machine learning scenarios. In the present study, regarding the maximum correntropy criterion (MCC) based robust regression algorithm, we investigate to integrate the MCC…

机器学习 · 计算机科学 2023-11-22 Yuanhao Li , Badong Chen , Okito Yamashita , Natsue Yoshimura , Yasuharu Koike

For effective planning and management of water resources and implementation of the related strategies, it is important to ensure proper estimation of evaporation losses, especially in regions that are prone to drought. Changes in climatic…

科普物理 · 物理学 2021-10-12 Mustafa Al-Mukhtar

Testing judicial impartiality is a problem of fundamental importance in empirical legal studies, for which standard regression methods have been popularly used to estimate the extralegal factor effects. However, those methods cannot handle…

统计方法学 · 统计学 2024-08-09 Jiaxin Shi , Fang Wang , Yuan Gao , Xiaojun Song , Hansheng Wang

The relationship between short-term exposure to air pollution and mortality or morbidity has been the subject of much recent research, in which the standard method of analysis uses Poisson linear or additive models. In this paper we use a…

应用统计 · 统计学 2012-01-27 Duncan Lee , Gavin Shaddick

Exposure to air pollution is associated with increased morbidity and mortality. Recent technological advancements permit the collection of time-resolved personal exposure data. Such data are often incomplete with missing observations and…