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SIFTing through satellite imagery with the Satellite Information Familiarization Tool
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2020
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Source: Journal of Operational Meteorology, 8(10)
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Journal Title:Journal of Operational Meteorology
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Description:The Satellite Information Familiarization Tool (SIFT) is an open-source, multi-platform graphical user
interface designed to easily display spectral and temporal sequences of geostationary satellite imagery.
The Advanced Baseline Imager (ABI) and Advanced Himawari Imager (AHI) on the “new generation” of
geostationary satellites collect imagery with a spatial resolution four times greater than previously available.
Combined with the increased number of spectral bands and more frequent imaging, the new series imagers
collect approximately 60 times more data. Given the resulting large file sizes, the development of SIFT is a multiyear effort to make those satellite imagery data files accessible to the broad community of students, scientists,
and operational meteorologists. To achieve the objective of releasing software that provides an intuitive user
experience to complement optimum performance on consumer-grade computers, SIFT was built to leverage
modern graphics processing units (GPUs) through existing open-source Python packages, and runs on the three
major operating systems: Windows, Mac, and Linux. The United States National Weather Service funded the
development of SIFT to help enhance the satellite meteorology acumen of their operational meteorologists.
SIFT has basic image visualization capabilities and enables the fluid animation and interrogation of satellite
images, creation of Red-Green-Blue (RGB) composites and algebraic combinations of multiple spectral bands,
and comparison of imagery with numerical weather prediction output. Open for community development, SIFT
users and features continue to grow. SIFT is freely available with short tutorials and a user guide online. The
mandate for the software, its development, realized applications, and envisioned role in science and training
are explained.
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Source:Journal of Operational Meteorology, 8(10)
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Compliance:Submitted
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