Land data assimilation: Harmonizing theory and data in land surface process studies

X Li, F Liu, C Ma, J Hou, D Zheng, H Ma… - Reviews of …, 2024 - Wiley Online Library
Data assimilation plays a dual role in advancing the “scientific” understanding and serving
as an “engineering tool” for the Earth system sciences. Land data assimilation (LDA) has …

Fu** Weather: An end-to-end machine learning weather data assimilation and forecasting system

X Sun, X Zhong, X Xu, Y Huang, H Li, J Feng… - arxiv preprint arxiv …, 2024 - arxiv.org
Operational numerical weather prediction systems consist of three fundamental
components: the global observing system for data collection, data assimilation for …

Adaf: An artificial intelligence data assimilation framework for weather forecasting

Y **ang, W **, H Dong, M Bai, Z Fang, P Zhao… - arxiv preprint arxiv …, 2024 - arxiv.org
The forecasting skill of numerical weather prediction (NWP) models critically depends on the
accurate initial conditions, also known as analysis, provided by data assimilation (DA) …

[HTML][HTML] Advancing neural network-based data assimilation for large-scale spatiotemporal systems with sparse observations

S Cai, F Fang, Y Wang - Physics of Fluids, 2024 - pubs.aip.org
Data assimilation (DA) is a powerful technique for improving the forecast accuracy of
dynamic systems by optimally integrating model forecasts with observations. Traditional DA …

Combined Optimization of Dynamics and Assimilation with End-to-End Learning on Sparse Observations

V Zinchenko, DS Greenberg - arxiv preprint arxiv:2409.07137, 2024 - arxiv.org
Fitting nonlinear dynamical models to sparse and noisy observations is fundamentally
challenging. Identifying dynamics requires data assimilation (DA) to estimate system states …

[PDF][PDF] Enhancing Significant Wave Height Retrieval with FY-3E GNSS-R Data: A Comparative Analysis of Deep Learning Models

Z Zhou, B Duan, K Ren, W Ni, R Cao - Remote Sensing, 2024 - preprints.org
Significant Wave Height (SWH) is a crucial parameter in oceanographic research, essential
for understanding various marine and atmospheric processes. Traditional methods for …

A Benchmark for AI-based Weather Data Assimilation

W Wang, W Ni, T Han, T Yuan, X Li, L Bai… - arxiv preprint arxiv …, 2024 - arxiv.org
Recent advancements in Artificial Intelligence (AI) have led to the development of several
Large Weather Models (LWMs) that rival State-Of-The-Art (SOTA) Numerical Weather …

A Novel Generative Adversarial Network Based on Gaussian-perceptual for Downscaling Precipitation

Q Su, X Shi, W Wang, D Zhang… - IEEE Geoscience and …, 2024 - ieeexplore.ieee.org
In the field of numerical weather prediction, fine-grained precipitation fields play a crucial
role in forecasting and analyzing the spatial distribution and intensity of the precipitation …

[PDF][PDF] Fu** Weather: A data-to-forecast machine learning system for global weather

X Sun, X Zhong, X Xu, Y Huang, H Li… - arxiv preprint arxiv …, 2024 - researchgate.net
Weather forecasting traditionally relies on numerical weather prediction (NWP) systems that
integrates global observational systems, data assimilation (DA), and forecasting models …

Generating Unseen Nonlinear Evolution in Sea Surface Temperature Using a Deep Learning-Based Latent Space Data Assimilation Framework

Q Zheng, G Han, W Li, L Cao, G Zhou, H Wu… - arxiv preprint arxiv …, 2024 - arxiv.org
Advances in data assimilation (DA) methods have greatly improved the accuracy of Earth
system predictions. To fuse multi-source data and reconstruct the nonlinear evolution …