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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…

Computer Vision and Pattern Recognition · Computer Science 2025-01-08 Pritisha Sarkar , Duranta Durbaar Vishal Saha , Mousumi Saha

The availability of curated large-scale training data is a crucial factor for the development of well-generalizing deep learning methods for the extraction of geoinformation from multi-sensor remote sensing imagery. While quite some…

Computer Vision and Pattern Recognition · Computer Science 2019-06-20 Michael Schmitt , Lloyd Haydn Hughes , Chunping Qiu , Xiao Xiang Zhu

Crop type classification using satellite observations is an important tool for providing insights about planted area and enabling estimates of crop condition and yield, especially within the growing season when uncertainties around these…

In recent decades, the causes and consequences of climate change have accelerated, affecting our planet on an unprecedented scale. This change is closely tied to the ways in which humans alter their surroundings. As our actions continue to…

Computer Vision and Pattern Recognition · Computer Science 2024-06-28 Burak Ekim , Michael Schmitt

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…

Machine Learning · Computer Science 2020-03-03 Jun Song , Ke Han

Food security has grown in significance due to the changing climate and its warming effects. To support the rising demand for agricultural products and to minimize the negative impact of climate change and mass cultivation, precision…

Computer Vision and Pattern Recognition · Computer Science 2024-03-18 Kui Zhao , Siyang Wu , Chang Liu , Yue Wu , Natalia Efremova

We present the overview of the MOSE project (MOdeling ESO Sites) aiming at proving the feasibility of the forecast of the classical atmospherical parameters (wind speed intensity and direction, temperature, relative humidity) and the…

Instrumentation and Methods for Astrophysics · Physics 2013-09-27 E. Masciadri , F. Lascaux , L. Fini

This paper presents an engine able to predict jointly the real-time concentration of the main pollutants harming people's health: nitrogen dioxyde (NO2), ozone (O3) and particulate matter (PM2.5 and PM10, which are respectively the…

Machine Learning · Computer Science 2020-02-25 Grégoire Jauvion , Thibaut Cassard , Boris Quennehen , David Lissmyr

The development of low-cost sensors and novel calibration algorithms offer new opportunities to supplement existing regulatory networks to measure air pollutants at a high spatial resolution and at hourly and sub-hourly timescales. We use a…

Reliable classification of Earth Observation data depends on consistent, up-to-date reference labels. However, collecting new labelled data at each time step remains expensive and logistically difficult, especially in dynamic or remote…

Machine Learning · Computer Science 2026-02-05 Geethen Singh , Jasper A Slingsby , Tamara B Robinson , Glenn Moncrieff

Synthetic Aperture Radar is known to be able to provide high-resolution estimates of surface wind speed. These estimates usually rely on a Geophysical Model Function (GMF) that has difficulties accounting for non-wind processes such as rain…

Computer Vision and Pattern Recognition · Computer Science 2023-10-20 Aurélien Colin , Pierre Tandeo , Charles Peureux , Romain Husson , Ronan Fablet

Air contamination in urban areas has risen consistently over the past few years. Due to expanding industrialization and increasing concentration of toxic gases in the climate, the air is getting more poisonous step by step at an alarming…

Machine Learning · Computer Science 2021-05-13 Satvik Garg , Himanshu Jindal

Satellite-derived measurements are negatively impacted by cloud cover and surface reflectivity. These biases must be discarded and significantly increase the amount of missing data within remote sensing images. This paper expands the…

Atmospheric and Oceanic Physics · Physics 2022-04-13 Yannic Lops , Masoud Ghahremanloo , Arman Pouyaei , Yunsoo Choi , Jia Jung , Seyedali Mousavinezhad , Ahmed Khan Salman , Davyda Hammond

Intensive farming is known to significantly impact air quality, particularly fine particulate matter (PM$_{2.5}$). Understanding in detial their relation is important for scientific reasons and policy making. Ammonia emissions convey the…

Atmospheric and Oceanic Physics · Physics 2023-10-19 Alessandro Fassò

We present a novel method for inferring ground-truth signal from multiple degraded signals, affected by different amounts of sensor exposure. The algorithm learns a multiplicative degradation effect by performing iterative corrections of…

Machine Learning · Computer Science 2020-09-08 Luka Kolar , Rok Šikonja , Lenart Treven

With their continued increase in coverage and quality, data collected from personal air quality monitors has become an increasingly valuable tool to complement existing public health monitoring systems over urban areas. However, the…

Applications · Statistics 2022-06-01 Matthew Bonas , Stefano Castruccio

Accurate precipitation estimation is critical for flood forecasting, water resource management, and disaster preparedness. Satellite products provide global hourly coverage but contain systematic biases; ground-based gauges are accurate at…

Computer Vision and Pattern Recognition · Computer Science 2026-04-14 Shunya Nagashima , Takumi Bannai , Shuitsu Koyama , Tomoya Mitsui , Shuntaro Suzuki

A typical problem in air pollution epidemiology is exposure assessment for individuals for which health data are available. Due to the sparsity of monitoring sites and the limited temporal frequency with which measurements of air pollutants…

The sulfur pollutants are the source of a sizeable portion of the air pollution. In this work, the spatial distribution and temporal trend of the mass concentration of two of the critical sulfur pollutants, SO2 and SO4, in addition to the…

Atmospheric and Oceanic Physics · Physics 2019-09-24 Muhammed ElTahan , Mohammed Magooda

Accurate air pollution forecasting plays a crucial role in controlling air quality and minimizing adverse effects on human life. Among pollutants, atmospheric particulate matter (PM) is particularly significant, affecting both visibility…

Applications · Statistics 2023-09-19 Sean Jeon , Seungmin Han
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