ArchesWeather is a transformer deterministic model, and ArchesWeatherGen a flow-matching ensemble that beats IFS ENS and NeuralGCM on WeatherBench headline variables at academic compute cost.
Annalisa Bracco, Julien Brajard, Henk A. Dijkstra et al.
· Nature Reviews Physics
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Review of ML across climate physics, covering observation reconstruction, subgrid parameterization, causal inference and climate and weather prediction.
Aurélien Colin, Pierre Tandeo, Charles Peureux et al.
· In IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing (2023), Vol. 16, pp. 8586-8594
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CNN wind-speed estimator for Sentinel-1 SAR reduces rain-induced errors by 27% and 45% under rain above 1 and 3 mm/h, validated against buoy measurements.
Hugo Frezat, Julien Le Sommer, Ronan Fablet et al.
· Journal of Advances in Modeling Earth Systems. Volume 14, Issue 11 (November 2022)
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End-to-end differentiable training of subgrid energy-backscatter parameterizations for 2D quasi-geostrophic turbulence yields models more stable and accurate than a priori-trained schemes.
Christian Schroeder de Witt, Catherine Tong, Valentina Zantedeschi et al.
· arXiv
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RainBench is a multimodal global benchmark combining simulated satellite data, ERA5 and IMERG precipitation, with the PyRain library and medium-range baselines.
Sophie Giffard-Roisin, Mo Yang, Guillaume Charpiat et al.
· Frontiers in Big Data
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A neural network fusing past storm trajectories with reanalysis wind and pressure fields forecasts 24 h tropical cyclone displacement in seconds, complementary to dynamical models.