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Summary of Global Atmospheric Data Assimilation with Multi-modal Masked Autoencoders, by Thomas J. Vandal et al.


Global atmospheric data assimilation with multi-modal masked autoencoders

by Thomas J. Vandal, Kate Duffy, Daniel McDuff, Yoni Nachmany, Chris Hartshorn

First submitted to arxiv on: 16 Jul 2024

Categories

  • Main: Machine Learning (cs.LG)
  • Secondary: Atmospheric and Oceanic Physics (physics.ao-ph)

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Summary difficulty Written by Summary
High Paper authors High Difficulty Summary
Read the original abstract here
Medium GrooveSquid.com (original content) Medium Difficulty Summary
The “EarthNet” foundation model is a masked autoencoder that learns to predict atmospheric states from satellite observations, reducing computational demands and increasing observation diversity. By training on 12-hour sequences of data, EarthNet can fill missing gaps and provide accurate reanalyses of temperature and humidity at a fraction of the time required by operational systems. The model’s performance is evaluated against multiple datasets, including MERRA-2 and ERA5 reanalyses, and Microwave integrated Retrieval System (MiRS) observations.
Low GrooveSquid.com (original content) Low Difficulty Summary
The EarthNet model helps us better understand the weather and our planet. It uses satellite data to predict what the atmosphere should look like at any given time. This allows for faster and more accurate weather forecasting, which is important for things like predicting storms and understanding climate change. The model was tested against other datasets and showed that it can be very accurate, especially in certain parts of the atmosphere.

Keywords

» Artificial intelligence  » Autoencoder  » Temperature