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Multivariate time series forecasting requires models to simultaneously capture variable-wise structural dependencies and generalize across diverse tasks. While structural encoders are effective in modeling feature interactions, they lack…

Computation and Language · Computer Science 2025-06-26 Fengze Li , Yue Wang , Yangle Liu , Ming Huang , Dou Hong , Jieming Ma

This paper describes a novel machine learning (ML) framework for tropical cyclone intensity and track forecasting, combining multiple ML techniques and utilizing diverse data sources. Our multimodal framework, called Hurricast, efficiently…

Machine Learning · Computer Science 2022-11-04 Léonard Boussioux , Cynthia Zeng , Théo Guénais , Dimitris Bertsimas

Meteorological agencies around the world rely on real-time flood guidance to issue life-saving advisories and warnings. For decades traditional numerical weather prediction (NWP) models have been state-of-the-art for precipitation…

Computer Vision and Pattern Recognition · Computer Science 2026-02-03 Levi Harris , Tianlong Chen

Accurate short-term precipitation forecasting is critical for weather-sensitive decision-making in agriculture, transportation, and disaster response. Existing deep learning approaches often struggle to balance global structural consistency…

Computer Vision and Pattern Recognition · Computer Science 2026-02-16 Penghui Wen , Mengwei He , Patrick Filippi , Na Zhao , Feng Zhang , Thomas Francis Bishop , Zhiyong Wang , Kun Hu

Precipitation nowcasting is a short-range forecast of rain/snow (up to 2 hours), often displayed on top of the geographical map by the weather service. Modern precipitation nowcasting algorithms rely on the extrapolation of observations by…

Predicting extreme events in high-dimensional chaotic dynamical systems remains a fundamental challenge, as such events are rare, intermittent, and arise from transient dynamical mechanisms that are difficult to infer from limited…

Machine Learning · Computer Science 2026-03-12 Eirini Katsidoniotaki , Themistoklis P. Sapsis

Precipitation nowcasting is an important task for weather forecasting. Many recent works aim to predict the high rainfall events more accurately with the help of deep learning techniques, but such events are relatively rare. The rarity is…

Computer Vision and Pattern Recognition · Computer Science 2022-10-17 Ashesh , Buo-Fu Chen , Treng-Shi Huang , Boyo Chen , Chia-Tung Chang , Hsuan-Tien Lin

In this work, we propose a novel approach, namely WeatherDG, that can generate realistic, weather-diverse, and driving-screen images based on the cooperation of two foundation models, i.e, Stable Diffusion (SD) and Large Language Model…

Computer Vision and Pattern Recognition · Computer Science 2024-12-31 Chenghao Qian , Yuhu Guo , Yuhong Mo , Wenjing Li

Convection (thunderstorm) develops rapidly within hours and is highly destructive, posing a significant challenge for nowcasting and resulting in substantial losses to infrastructure and society. After the emergence of artificial…

Machine Learning · Computer Science 2025-12-19 Kuai Dai , Xutao Li , Junying Fang , Yunming Ye , Demin Yu , Hui Su , Di Xian , Danyu Qin , Jingsong Wang

Numerical weather forecasting using high-resolution physical models often requires extensive computational resources on supercomputers, which diminishes their wide usage in most real-life applications. As a remedy, applying deep learning…

Machine Learning · Computer Science 2023-10-06 Selim Furkan Tekin , Arda Fazla , Suleyman Serdar Kozat

As the peak of the solar cycle approaches in 2025 and the ability of a single geomagnetic storm to significantly alter the orbit of Resident Space Objects (RSOs), techniques for atmospheric density forecasting are vital for space…

Atmospheric and Oceanic Physics · Physics 2023-10-27 Julia Briden , Peng Mun Siew , Victor Rodriguez-Fernandez , Richard Linares

As climate-related hazards intensify, conventional early warning systems (EWS) disseminate alerts rapidly but often fail to trigger timely protective actions, leading to preventable losses and inequities. We introduce Climate RADAR…

Artificial Intelligence · Computer Science 2026-01-27 Geunsik Lim

Near-term prediction of the structured spatio-temporal processes driving our climate is of profound importance to the safety and well-being of millions, but the prounced nonlinear convection of these processes make a complete mechanistic…

Computational Physics · Physics 2020-06-30 Daniel J. Tait

Time series forecasting can be viewed as a generative problem that requires both semantic understanding over contextual conditions and stochastic modeling of continuous temporal dynamics. Existing approaches typically rely on either…

Machine Learning · Computer Science 2026-02-04 Yaguo Liu , Mingyue Cheng , Daoyu Wang , Xiaoyu Tao , Qi Liu

The problem of nowcasting extreme weather events can be addressed by applying either numerical methods for the solution of dynamic model equations or data-driven artificial intelligence algorithms. Within this latter framework, the present…

In coastal river systems, frequent floods, often occurring during major storms or king tides, pose a severe threat to lives and property. However, these floods can be mitigated or even prevented by strategically releasing water before…

Machine Learning · Computer Science 2025-01-08 Jimeng Shi , Zeda Yin , Arturo Leon , Jayantha Obeysekera , Giri Narasimhan

Accurate rainfall forecasting is critical because it has a great impact on people's social and economic activities. Recent trends on various literatures show that Deep Learning (Neural Network) is a promising methodology to tackle many…

Machine Learning · Computer Science 2017-11-08 Seongchan Kim , Seungkyun Hong , Minsu Joh , Sa-kwang Song

With the goal of predicting the future rainfall intensity in a local region over a relatively short period time, precipitation nowcasting has been a long-time scientific challenge with great social and economic impact. The radar echo…

Machine Learning · Computer Science 2021-05-07 Bi-Ying Yan , Chao Yang , Feng Chen , Kohei Takeda , Changjun Wang

Accurate weather forecasting across time scales is critical for anticipating and mitigating the impacts of climate change. Recent data-driven methods based on deep learning have achieved significant success in the medium range, but struggle…

Machine Learning · Computer Science 2025-10-22 Tung Nguyen , Tuan Pham , Troy Arcomano , Veerabhadra Kotamarthi , Ian Foster , Sandeep Madireddy , Aditya Grover

The objective of this study is to develop and test a novel structured deep-learning modeling framework for urban flood nowcasting by integrating physics-based and human-sensed features. We present a new computational modeling framework…

Machine Learning · Computer Science 2021-11-18 Hamed Farahmand , Yuanchang Xu , Ali Mostafavi
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