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Improving the skill of medium-range (3-8 day) severe weather prediction is crucial for mitigating societal impacts. This study introduces a novel approach leveraging decoder-only transformer networks to post-process AI-based weather…

大气与海洋物理 · 物理学 2025-12-24 Zhanxiang Hua , Ryan Sobash , David John Gagne , Yingkai Sha , Alexandra Anderson-Frey

Large foundation models (FMs) are transforming Earth science by integrating heterogeneous multimodal data, such as multi-platform imagery, gridded reanalysis data, diverse geophysical and geochemical observations, and domain-specific text,…

天体物理仪器与方法 · 物理学 2026-05-14 Xiangyu Zhao , Bo Liu , Yuehan Zhang , Zelin Song , Wanghan Xu , Feng Liu , Fengxiang Wang , Ben Fei , Fenghua Ling , Wangxu Wei , Wenlong Zhang , Xiao-Ming Wu

WeatherBench 2 is an update to the global, medium-range (1-14 day) weather forecasting benchmark proposed by Rasp et al. (2020), designed with the aim to accelerate progress in data-driven weather modeling. WeatherBench 2 consists of an…

Particle filters are a group of algorithms to solve inverse problems through statistical Bayesian methods when the model does not comply with the linear and Gaussian hypothesis. Particle filters are used in domains like data assimilation,…

分布式、并行与集群计算 · 计算机科学 2023-01-10 Sebastian Friedemann , Kai Keller , Yen-Sen Lu , Bruno Raffin , Leonardo Bautista Gomez

Reliable forecasts of the Earth system are crucial for human progress and safety from natural disasters. Artificial intelligence offers substantial potential to improve prediction accuracy and computational efficiency in this field, however…

Cloud-related parameterizations remain a leading source of uncertainty in climate projections. Although machine learning holds promise for Earth system models (ESMs), many data-driven parameterizations lack interpretability, physical…

大气与海洋物理 · 物理学 2025-11-25 Arthur Grundner , Tom Beucler , Julien Savre , Axel Lauer , Manuel Schlund , Veronika Eyring

Numerical weather prediction has long been constrained by the computational bottlenecks inherent in data assimilation and numerical modeling. While machine learning has accelerated forecasting, existing models largely serve as "emulators of…

机器学习 · 计算机科学 2026-03-17 Xiaoze Xu , Xiuyu Sun , Songling Zhu , Xiaohui Zhong , Yuanqing Huang , Zijian Zhu , Jun Liu , Hao Li

Convection initiation (CI) nowcasting remains a challenging problem for both numerical weather prediction models and existing nowcasting algorithms. In this study, object-based probabilistic deep learning models are developed to predict CI…

大气与海洋物理 · 物理学 2025-07-23 Da Fan , Steven J. Greybush , David John Gagne , Eugene E. Clothiaux

We present IntrinsicWeather, a diffusion-based framework for controllable weather editing in intrinsic space. Our framework includes two components based on diffusion priors: an inverse renderer that estimates material properties, scene…

计算机视觉与模式识别 · 计算机科学 2026-04-13 Yixin Zhu , Zuo-Liang Zhu , Jian Yang , Miloš Hašan , Jin Xie , Beibei Wang

Weather forecasting remains a crucial yet challenging domain, where recently developed models based on deep learning (DL) have approached the performance of traditional numerical weather prediction (NWP) models. However, these DL models,…

大气与海洋物理 · 物理学 2024-02-13 Zhanxiang Hua , Yutong He , Chengqian Ma , Alexandra Anderson-Frey

Wearable foundation models (WFMs), trained on large volumes of data collected by affordable, always-on devices, have demonstrated strong performance on short-term, well-defined health monitoring tasks, including activity recognition,…

Physics-based atmosphere-land models with prescribed sea surface temperature have notable successes but also biases in their ability to represent atmospheric variability compared to observations. Recently, AI emulators and hybrid models…

大气与海洋物理 · 物理学 2026-04-22 Ian Baxter , Hamid Pahlavan , Pedram Hassanzadeh , Katharine Rucker , Tiffany Shaw

We introduce a universal diffusion-based downscaling framework that lifts deterministic low-resolution weather forecasts into probabilistic high-resolution predictions without any model-specific fine-tuning. A single conditional diffusion…

A new model is presented for multisite statistical downscaling of temperature and precipitation using convolutional conditional neural processes (convCNPs). ConvCNPs are a recently developed class of models that allow deep learning…

机器学习 · 计算机科学 2021-01-21 Anna Vaughan , Will Tebbutt , J. Scott Hosking , Richard E. Turner

Numerical Weather Prediction (NWP) system is an infrastructure that exerts considerable impacts on modern society.Traditional NWP system, however, resolves it by solving complex partial differential equations with a huge computing cluster,…

人工智能 · 计算机科学 2024-09-26 Junchao Gong , Tao Han , Kang Chen , Lei Bai

Subseasonal forecasting, which is pivotal for agriculture, water resource management, and early warning of disasters, faces challenges due to the chaotic nature of the atmosphere. Recent advances in machine learning (ML) have revolutionized…

机器学习 · 计算机科学 2024-02-06 Shan Zhao , Zhitong Xiong , Xiao Xiang Zhu

As Large Language Models (LLMs) rise in popularity, it is necessary to assess their capability in critically relevant domains. We present a comprehensive evaluation framework, grounded in science communication research, to assess LLM…

Climate change is intensifying rainfall extremes, making high-resolution precipitation projections crucial for society to better prepare for impacts such as flooding. However, current Global Climate Models (GCMs) operate at spatial…

机器学习 · 计算机科学 2024-12-20 Ran Lyu , Linhan Wang , Yanshen Sun , Hedanqiu Bai , Chang-Tien Lu

The added value of machine learning for weather and climate applications is measurable through performance metrics, but explaining it remains challenging, particularly for large deep learning models. Inspired by climate model hierarchies,…

计算物理 · 物理学 2025-01-22 Tom Beucler , Arthur Grundner , Sara Shamekh , Peter Ukkonen , Matthew Chantry , Ryan Lagerquist

Machine learning (ML) models have become increasingly valuable in weather forecasting, providing forecasts that not only lower computational costs but often match or exceed the accuracy of traditional numerical weather prediction (NWP)…

大气与海洋物理 · 物理学 2024-09-12 Xiaohui Zhong , Lei Chen , Xu Fan , Wenxu Qian , Jun Liu , Hao Li