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This paper addresses the critical environmental challenge of estimating ambient Nitrogen Dioxide (NO$_2$) concentrations, a key issue in public health and environmental policy. Existing methods for satellite-based air pollution estimation…

计算机视觉与模式识别 · 计算机科学 2025-04-25 Ruben Gonzalez Avilés , Linus Scheibenreif , Damian Borth

Aerosol scattering influences the retrieval of the column-averaged dry-air mole fraction of CO2 (XCO2) from the Orbiting Carbon Observatory-2 (OCO-2). This is especially true for surfaces with reflectance close to a critical value where…

大气与海洋物理 · 物理学 2022-01-26 Sihe Chen , Vijay Natraj , Zhao-Cheng Zeng , Yuk-ling Yung

This paper represents the first effort to quantify uncertainty in carbon intensity forecasting for datacenter decarbonization. We identify and analyze two types of uncertainty -- temporal and spatial -- and discuss their system…

分布式、并行与集群计算 · 计算机科学 2024-08-27 Amy Li , Sihang Liu , Yi Ding

Near-surface air temperature is a key physical property of the Earth's surface. Although weather stations offer continuous monitoring and satellites provide broad spatial coverage, no single data source offers seamless data in a…

计算机视觉与模式识别 · 计算机科学 2025-09-17 Shengjie Kris Liu , Siqin Wang , Lu Zhang

The conventional observables to identify a habitable or inhabited environment in exoplanets, such as an ocean glint or abundant atmospheric O$_2$, will be challenging to detect with present or upcoming observatories. Here we suggest a new…

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

Accurately estimating high-resolution carbon emissions is crucial for effective emission governance and mitigation planning. While conventional methods for precise carbon accounting are hindered by substantial data collection efforts, the…

计算机视觉与模式识别 · 计算机科学 2025-06-05 Jinwei Zeng , Yu Liu , Guozhen Zhang , Jingtao Ding , Yuming Lin , Jian Yuan , Yong Li

The use of pressure to obtain new materials that can be recovered under ambient conditions is a central problem in high-pressure physics. Despite decades of research, this goal has only been achieved in the laboratory for a few notable…

材料科学 · 物理学 2025-08-19 Reetam Paul , Jonathan C. Crowhurst , Stanimir A. Bonev

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

Computational models of atmospheric composition are not always physically consistent. For example, not all models respect fundamental conservation laws such as conservation of atoms in an interconnected chemical system. In well performing…

大气与海洋物理 · 物理学 2024-08-30 Patrick Obin Sturm , Sam J. Silva

CO$_2$ emission reduction and increasing volatile renewable energy generation mandate stronger energy sector coupling and the use of energy storage. In such multi-modal energy systems, it is challenging to determine the effect of an…

信号处理 · 电气工程与系统科学 2024-10-30 Christopher Ripp , Florian Steinke

Light-matter interactions lie at the heart of our exploration of exoplanetary atmospheres. Interpreting data obtained by remote sensing is enabled by meticulous, time- and resource-consuming work aiming at deepening our understanding of…

地球与行星天体物理 · 物理学 2025-03-06 Laurent Wiesenfeld , Prajwal Niraula , Julien de Wit , Nejmeddine Jaïdane , Iouli E. Gordon , Robert J. Hargreaves

To encourage and guide decarbonization efforts, better tools are needed to monitor real-time CO2 and criteria air pollutant emissions from electricity consumption, production, imports, and exports. Using real-time data from the electricity…

物理与社会 · 物理学 2021-10-22 Jacques A de Chalendar , Sally M Benson

Carbon Dioxide (CO2) is one of the most important greenhouse gases after water vapor (H2O) which plays significant role in the climate process. Accurate space-based measurement of CO2 is of great significance in inferring the location of…

大气与海洋物理 · 物理学 2016-12-13 Naif Alsalem , Rehan Siddiqui , Catherine Tsouvaltsidis , Brendan Quine

Due to the latest environmental concerns in keeping at bay contaminants emissions in urban areas, air pollution forecasting has been rising the forefront of all researchers around the world. When predicting pollutant concentrations, it is…

Reducing CO$_2$ emissions is crucial to mitigating climate change. Carbon Capture and Storage (CCS) is one of the few technologies capable of achieving net-negative CO$_2$ emissions. However, predicting fluid flow patterns in CCS remains…

机器学习 · 计算机科学 2025-02-03 Zijun Deng , Rafael Orozco , Abhinav Prakash Gahlot , Felix J. Herrmann

Estimating associations between spatial covariates and responses - rather than merely predicting responses - is central to environmental science, epidemiology, and economics. For instance, public health officials might be interested in…

机器学习 · 统计学 2025-11-11 David R. Burt , Renato Berlinghieri , Stephen Bates , Tamara Broderick

Studying the rapid variability of many astronomical objects is key to understanding the underlying processes at play. However, a combination of limited telescope availability, viewing constraints, and the unpredictable nature of many…

天体物理仪器与方法 · 物理学 2024-03-15 John A. Paice , Poshak Gandhi , Ranjeev Misra

Air pollution is a major driver of climate change. Anthropogenic emissions from the burning of fossil fuels for transportation and power generation emit large amounts of problematic air pollutants, including Greenhouse Gases (GHGs). Despite…

机器学习 · 计算机科学 2021-09-01 Linus Scheibenreif , Michael Mommert , Damian Borth

We consider the estimation of carbon dioxide flux at the ocean-atmosphere interface, given weighted averages of the mixing ratio in a vertical atmospheric column. In particular we examine the dependence of the posterior covariance on the…

统计理论 · 数学 2015-06-19 Graham Cox