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In the literature, several epidemiological studies have already associated respiratory and cardiovascular diseases to acute exposure of mineral dust. However, frail people are also sensitive to chronic exposure to particulate matter with an…

Atmospheric and Oceanic Physics · Physics 2023-11-22 T. Plocoste , R. Carmona-Cabezas , F. J. Jimenez-Hornero , E. Gutierrez de Rave

A good knowledge of pollutant time series behavior is fundamental to elaborate strategies and construct tools to protect human health. In Caribbean area, air quality is frequently deteriorated by the transport of African dust. In the…

Atmospheric and Oceanic Physics · Physics 2023-11-22 T. Plocoste , R. Carmona-Cabezas , F. J. Jimenez-Hornero , E. Gutierrez de Rave , R. Calif

The usage of multilayer complex networks for the analysis of correlations among environmental variables (such as O3 and NO2 concentrations from the photochemical smog) is investigated in this work. The mentioned technique is called…

Atmospheric and Oceanic Physics · Physics 2023-11-21 R. Carmona-Cabezas , J. Gomez-Gomez , A. B. Ariza-Villaverde , E. Gutierrez de Rave , F. J. Jimenez-Hornero

We suggest a model of rain scavenging of soluble gaseous pollutants in the atmosphere. It is shown that below-cloud gas scavenging is determined by non-stationary convective diffusion equation with the effective Peclet number. The obtained…

Atmospheric and Oceanic Physics · Physics 2015-05-19 Tov Elperin , Andrew Fominykh , Boris Krasovitov , Alexander Vikhansky

In recent years, there has been growing interest in using Precipitable Water Vapor (PWV) derived from Global Positioning System (GPS) signal delays to predict rainfall. However, the occurrence of rainfall is dependent on a myriad of…

Atmospheric and Oceanic Physics · Physics 2020-01-08 Shilpa Manandhar , Soumyabrata Dev , Yee Hui Lee , Yu Song Meng , Stefan Winkler

Precipitation data collected at sub-hourly resolution represents specific challenges for missing data recovery by being largely stochastic in nature and highly unbalanced in the duration of rain vs non-rain. Here we present a two-step…

This paper presents an algorithm that relies on a series of dense and deep neural networks for passive microwave retrieval of precipitation. The neural networks learn from coincidences of brightness temperatures from the Global…

Machine Learning · Computer Science 2022-12-06 Reyhaneh Rahimi , Sajad Vahedizadeh , Ardeshir Ebtehaj

Numerical Weather Prediction (NWP), is widely used in precipitation forecasting, based on complex equations of atmospheric motion requires supercomputers to infer the state of the atmosphere. Due to the complexity of the task and the huge…

Signal Processing · Electrical Eng. & Systems 2020-01-10 Xinyu Xiao , Qiuming Kuang , Shiming Xiang , Junnan Hu , Chunhong Pan

This paper presents a deep learning architecture for nowcasting of precipitation almost globally every 30 min with a 4-hour lead time. The architecture fuses a U-Net and a convolutional long short-term memory (LSTM) neural network and is…

Machine Learning · Computer Science 2024-02-06 Reyhaneh Rahimi , Praveen Ravirathinam , Ardeshir Ebtehaj , Ali Behrangi , Jackson Tan , Vipin Kumar

Due to the vulnerability of the Caribbean islands to the climate change issue, it is important to investigate the behavior of rainfall. In addition, the soil of the French West Indies Islands has been contaminated by an insecticide…

Atmospheric and Oceanic Physics · Physics 2023-11-28 J. Gomez-Gomez , T. Plocoste , E. Alexis , F. J. Jimenez-Hornero , E. Gutierrez de Rave , S. P. Nuiro

Studying the impact of climate change on precipitation is constrained by finding a way to evaluate the evolution of precipitation variability over time. Classical approaches (feature-based) have shown their limitations for this issue due to…

Applications · Statistics 2019-10-25 Mohamed Djallel Dilmi , Laurent Barthès , Cécile Mallet , Aymeric Chazottes

Accurate short range weather forecasting has significant implications for various sectors. Machine learning based approaches, e.g., deep learning, have gained popularity in this domain where the existing numerical weather prediction (NWP)…

Statistical modeling of monthly, seasonal, or annual rainfall data is an important research area in meteorology. These models play a crucial role in rainfed agriculture, where a proper assessment of the future availability of rainwater is…

Applications · Statistics 2024-03-05 Arnab Hazra , Abhik Ghosh

Rain is one of the most common weather which can completely degrade the image quality and interfere with the performance of many computer vision tasks, especially under heavy rain conditions. We observe that: (i) rain is a mixture of rain…

Computer Vision and Pattern Recognition · Computer Science 2022-11-18 Yiyang Shen , Yongzhen Wang , Mingqiang Wei , Honghua Chen , Haoran Xie , Gary Cheng , Fu Lee Wang

Rain severely hampers the visibility of scene objects when images are captured through glass in heavily rainy days. We observe three intriguing phenomenons that, 1) rain is a mixture of raindrops, rain streaks and rainy haze; 2) the depth…

Computer Vision and Pattern Recognition · Computer Science 2020-05-26 Yiyang Shen , Yidan Feng , Sen Deng , Dong Liang , Jing Qin , Haoran Xie , Mingqiang Wei

While dust is a key parameter of Mars climate, its behaviour from one year to the next can appear erratic. This variability is notably related to Global Dust Storms (GDS) which occur only certain years with different onset, duration and…

Earth and Planetary Astrophysics · Physics 2025-02-26 Yann Leseigneur , Mathieu Vincendon

Precipitation is a key part of hydrological circulation and is a sensitive indicator of climate change. The Integrated Multi-satellitE Retrievals for the Global Precipitation Measurement (GPM) mission (IMERG) datasets are widely used for…

Computer Vision and Pattern Recognition · Computer Science 2022-03-29 Yinghong Jing , Liupeng Lin , Xinghua Li , Tongwen Li , Huanfeng Shen

We introduce Multivariate Multiscale Graph-based Dispersion Entropy (mvDEG), a novel, computationally efficient method for analyzing multivariate time series data in graph and complex network frameworks, and demonstrate its application in…

Combinatorics · Mathematics 2024-05-02 John Stewart Fabila-Carrasco , Chao Tan , Javier Escudero

Modeling precipitation and its accumulation over time and space is essential for flood risk assessment. In this paper, we analyze rainfall data collected over several years through a micro-scale precipitation sensor network in Montpellier,…

Applications · Statistics 2026-04-23 Chloé Serre-Combe , Nicolas Meyer , Thomas Opitz , Gwladys Toulemonde

In integrated surveillance systems based on visual cameras, the mitigation of adverse weather conditions is an active research topic. Within this field, rain removal algorithms have been developed that artificially remove rain streaks from…

Computer Vision and Pattern Recognition · Computer Science 2021-09-06 Joakim Bruslund Haurum , Chris H. Bahnsen , Thomas B. Moeslund
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