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Atmospheric winds with deep optical flowImproved capabilities of earth monitoring satellites are enabling a wide range of studies on the environmental effects of climate change, often leveraging the recent advancements in machine learning. At the same time, the new capabilities, including higher spatial resolution and temporal frequency, are expanding the amount of data generated at exponential rates. At the NASA Earth eXchange (NEX), we build deep learning methods to learn from cross sensor satellite-based Earth observations for generating new datasets with efficient processing techniques. Using current generation geostationary satellites on NEX, we present an interchangeable set of machine models to perform spectral adjustment, physical model emulation, LEO-GEO emulation, and optical flow. These tools are used to generate consistent virtual observations across sensors, perform atmospheric correction and cloud detection, and estimate land surface temperature and atmospheric winds. This approach aims to improve the robustness of remotely sensed data processing by learning from diverse sets of observations while enabling near real-time and on-demand capabilities.
Document ID
20220004294
Acquisition Source
Ames Research Center
Document Type
Presentation
Authors
Thomas Vandal
(Bay Area Environmental Research Institute Petaluma, California, United States)
Date Acquired
March 11, 2022
Subject Category
Earth Resources And Remote Sensing
Meeting Information
Meeting: Pacific Northwest National Lab (PNNL) Wind Energy Seminar Series 2022
Location: Virtual
Country: US
Start Date: March 18, 2022
Sponsors: Pacific Northwest National Laboratory
Funding Number(s)
CONTRACT_GRANT: NNX12AD05A
Distribution Limits
Public
Copyright
Public Use Permitted.
Keywords
Atmospheric winds
geostationary satellites
optical flow

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