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Learning from an imbalanced distribution presents a major challenge in predictive modeling, as it generally leads to a reduction in the performance of standard algorithms. Various approaches exist to address this issue, but many of them…

机器学习 · 计算机科学 2024-12-11 Samuel Stocksieker , Denys Pommeret , Arthur Charpentier

Continuously-observed event occurrences, often exhibit self- and mutually-exciting effects, which can be well modeled using temporal point processes. Beyond that, these event dynamics may also change over time, with certain periodic trends.…

机器学习 · 计算机科学 2024-03-11 Sikun Yang , Hongyuan Zha

The advent of data-driven weather forecasting models, which learn from hundreds of terabytes (TB) of reanalysis data, has significantly advanced forecasting capabilities. However, the substantial costs associated with data storage and…

机器学习 · 计算机科学 2024-05-09 Tao Han , Zhenghao Chen , Song Guo , Wanghan Xu , Lei Bai

Understanding extreme events and their probability is key for the study of climate change impacts, risk assessment, adaptation, and the protection of living beings. Forecasting the occurrence probability of extreme heatwaves is a primary…

大气与海洋物理 · 物理学 2023-02-21 George Miloshevich , Bastien Cozian , Patrice Abry , Pierre Borgnat , Freddy Bouchet

The spatio-temporal relations of impacts of extreme events and their drivers in climate data are not fully understood and there is a need of machine learning approaches to identify such spatio-temporal relations from data. The task,…

计算机视觉与模式识别 · 计算机科学 2024-11-01 Mohamad Hakam Shams Eddin , Juergen Gall

As electro-optical energy from the sun propagates through the atmosphere it is affected by radiative transfer effects including absorption, emission, and scattering. Modeling these affects is essential for scientific remote sensing…

计算物理 · 物理学 2022-07-22 Abigail Basener , Bill Basener

In this brief report we discuss how continuous changes on the physical parameters that determine the weather conditions may lead to long term climate variability. This variability of the weather patterns are a response to continuous random…

地球与行星天体物理 · 物理学 2022-09-21 Orfeu Bertolami

Extreme weather can substantially change electricity consumption behavior, causing load curves to exhibit sharp spikes and pronounced volatility. If forecasts are inaccurate during those periods, power systems are more likely to face supply…

机器学习 · 计算机科学 2026-02-05 Chenxi Hu , Yue Ma , Yifan Wu , Yunhe Hou

Stochastic processes have found numerous applications in science, as they are broadly used to model a variety of natural phenomena. Due to their intrinsic randomness and uncertainty, they are, however, difficult to characterize. Here, we…

With climate change-related extreme events on the rise, high dimensional Earth observation data presents a unique opportunity for forecasting and understanding impacts on ecosystems. This is, however, impeded by the complexity of…

Time-domain astrophysics relies on heterogeneous and multi-modal data. Specialized models are often constructed to extract information from a single modality, but this approach ignores the wealth of cross-modality information that may be…

天体物理仪器与方法 · 物理学 2025-07-23 Yunyi Shen , Alexander T. Gagliano

An impact of climate change is the increase in frequency and intensity of extreme precipitation events. However, confidently predicting the likelihood of extreme precipitation at seasonal scales remains an outstanding challenge. Here, we…

机器学习 · 计算机科学 2021-07-15 Daniel Salles Civitarese , Daniela Szwarcman , Bianca Zadrozny , Campbell Watson

Due to climate change, the extreme wildfire has become one of the most dangerous natural hazards to human civilization. Even though, some wildfires may be initially caused by human activity, but the spread of wildfires is mainly determined…

机器学习 · 计算机科学 2025-03-13 Qijun Chen , Shaofan Li

Deep generative models are increasingly used to gain insights in the geospatial data domain, e.g., for climate data. However, most existing approaches work with temporal snapshots or assume 1D time-series; few are able to capture…

计算机视觉与模式识别 · 计算机科学 2021-04-27 Konstantin Klemmer , Sudipan Saha , Matthias Kahl , Tianlin Xu , Xiao Xiang Zhu

Anthropogenic climate change (ACC) is altering the frequency and intensity of extreme weather events. Attributing individual extreme events (EEs) to ACC is becoming crucial to assess the risks of climate change. Traditional attribution…

大气与海洋物理 · 物理学 2024-08-30 Bernat Jiménez-Esteve , David Barriopedro , Juan Emmanuel Johnson , Ricardo Garcia-Herrera

The increasing complexity of mobility plus the growing population in cities, together with the importance of privacy when sharing data from vehicles or any device, makes traffic forecasting that uses data from infrastructure and citizens an…

机器学习 · 计算机科学 2019-10-30 Pedro Herruzo , Josep L. Larriba-Pey

The understanding and prediction of large wildland fire events around the world is a growing interdisciplinary research area advanced rapidly by development and use of computational models. Recent models bidirectionally couple computational…

大气与海洋物理 · 物理学 2020-07-06 J. L. Coen , W. Schroeder , S. Conway , L. Tarnay

The strength of mid-latitude storm tracks shapes weather and climate phenomena in the extra-tropics, as these storm tracks control the daily to multi-decadal variability of precipitation, temperature and winds. By the end of this century,…

大气与海洋物理 · 物理学 2022-06-03 Rei Chemke , Yi Ming , Janni Yuval

This paper introduces WeatherFormer, a transformer encoder-based model designed to learn robust weather features from minimal observations. It addresses the challenge of modeling complex weather dynamics from small datasets, a bottleneck…

计算机视觉与模式识别 · 计算机科学 2024-05-29 Adib Hasan , Mardavij Roozbehani , Munther Dahleh

Weather forecasting is a long-standing computational challenge with direct societal and economic impacts. This task involves a large amount of continuous data collection and exhibits rich spatiotemporal dependencies over long periods,…

机器学习 · 计算机科学 2023-12-18 Xin Man , Chenghong Zhang , Jin Feng , Changyu Li , Jie Shao