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We propose a multiscale approach for predicting quantities in dynamical systems which is explicitly structured to extract information in both fine-to-coarse and coarse-to-fine directions. We envision this method being generally applicable…

大气与海洋物理 · 物理学 2025-12-30 Karl Otness , Laure Zanna , Joan Bruna

In this paper, we present a monitoring system that allows increasing road safety by predicting ice formation. The system consists of a network of road weather stations and intelligence data processing program module. The results were…

机器学习 · 计算机科学 2020-03-24 Dmitrii Smolyakov , Evgeny Burnaev

Computers are widely utilized in today's weather forecasting as a powerful tool to leverage an enormous amount of data. Yet, despite the availability of such data, current techniques often fall short of producing reliable detailed storm…

计算机视觉与模式识别 · 计算机科学 2017-03-08 Yu Zhang , Stephen Wistar , Jia Li , Michael Steinberg , James Z. Wang

Events are occurrences in specific locations, time, and semantics that nontrivially impact either our society or the nature, such as civil unrest, system failures, and epidemics. It is highly desirable to be able to anticipate the…

人工智能 · 计算机科学 2020-08-06 Liang Zhao

Numerical weather prediction models rely on parameterizations for subgrid-scale processes, e.g., for cloud microphysics. These parameterizations are a well-known source of uncertainty in weather forecasts that can be quantified via…

Precipitation is dependent on a myriad of atmospheric conditions. In this paper, we study how certain atmospheric parameters impact the occurrence of rainfall. We propose a data-driven, machine-learning based methodology to detect…

大气与海洋物理 · 物理学 2018-05-08 Shilpa Manandhar , Soumyabrata Dev , Yee Hui Lee , Yu Song Meng , Stefan Winkler

Due to complex physical phenomena, the distribution of heavy rainfall events is difficult to model spatially. Physically based numerical models can often provide physically coherent spatial patterns, but may miss some important…

应用统计 · 统计学 2020-03-13 Marco Oesting , Philippe Naveau

Modelling of precipitation and its extremes is important for urban and agriculture planning purposes. We present a method for producing spatial predictions and measures of uncertainty for spatio-temporal data that is heavy-tailed and…

应用统计 · 统计学 2014-11-19 Yang Liu , Philip Kokic

High-resolution radar sensors are able to resolve multiple detections per object and therefore provide valuable information for vehicle environment perception. For instance, multiple detections allow to infer the size of an object or to…

信号处理 · 电气工程与系统科学 2019-10-29 Alexander Scheel , Klaus Dietmayer

The short-term prediction of precipitation is critical in many areas of life. Recently, a large body of work was devoted to forecasting radar reflectivity images. The radar images are available only in areas with ground weather radars.…

计算机视觉与模式识别 · 计算机科学 2022-12-01 Jiří Pihrt , Rudolf Raevskiy , Petr Šimánek , Matej Choma

Time series forecasting is essential for agents to make decisions. Traditional approaches rely on statistical methods to forecast given past numeric values. In practice, end-users often rely on visualizations such as charts and plots to…

计算机视觉与模式识别 · 计算机科学 2021-11-23 Srijan Sood , Zhen Zeng , Naftali Cohen , Tucker Balch , Manuela Veloso

Traditionally, weather predictions are performed with the help of large complex models of physics, which utilize different atmospheric conditions over a long period of time. These conditions are often unstable because of perturbations of…

机器学习 · 计算机科学 2020-08-26 A H M Jakaria , Md Mosharaf Hossain , Mohammad Ashiqur Rahman

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…

信号处理 · 电气工程与系统科学 2020-01-10 Xinyu Xiao , Qiuming Kuang , Shiming Xiang , Junnan Hu , Chunhong Pan

This study introduces a framework for quality control of measured weather data, including anomaly detection, and infilling missing values. Weather data is a fundamental input to building performance simulations, in which anomalous values…

机器学习 · 统计学 2020-11-20 Maryam MeshkinKiya , Riccardo Paolini

There is a growing trend of applying machine learning methods to medical datasets in order to predict patients' future status. Although some of these methods achieve high performance, challenges still exist in comparing and evaluating…

医学物理 · 物理学 2020-03-25 Yiran Li , Takanori Fujiwara , Yong K. Choi , Katherine K. Kim , Kwan-Liu Ma

Complex numerical weather prediction models incorporate a variety of physical processes, each described by multiple alternative physical schemes with specific parameters. The selection of the physical schemes and the choice of the…

数值分析 · 计算机科学 2018-02-23 Azam Moosavi , Vishwas Rao , Adrian Sandu

Recent years, weather forecasting has gained significant attention. However, accurately predicting weather remains a challenge due to the rapid variability of meteorological data and potential teleconnections. Current spatiotemporal…

计算机视觉与模式识别 · 计算机科学 2026-02-12 Yuhao Du , Hui Liu , Haoxiang Peng , Xinyuan Cheng , Chengrong Wu , Jiankai Zhang

Across various research domains, remotely-sensed weather products are valuable for answering many scientific questions; however, their temporal and spatial resolutions are often too coarse to answer many questions. For instance, in wildlife…

音频与语音处理 · 电气工程与系统科学 2023-10-02 Enis Berk Çoban , Megan Perra , Michael I. Mandel

Crowdsourced vehicle-based observations have the potential to improve forecast skill in convection-permitting numerical weather prediction (NWP). The aim of this paper is to explore the characteristics of vehicle-based observations of air…

大气与海洋物理 · 物理学 2021-05-27 Zackary Bell , Sarah L Dance , Joanne A Waller

The classification of weather data involves categorizing meteorological phenomena into classes, thereby facilitating nuanced analyses and precise predictions for various sectors such as agriculture, aviation, and disaster management. This…

机器学习 · 计算机科学 2023-10-23 Elaheh Jafarigol , Theodore Trafalis