PCA determination of the radiometric noise of high spectral resolution infrared observations from spectral residuals: Application to IASI
Journal of Quantitative Spectroscopy and Radiative Transfer(2018)
摘要
•Characterization of IASI radiometric noise based on direct Earth observations from space.•Characterization of the full non-diagonal observational covariance matrix.•Case study based on one year long record of IASI soundings.•Comparison with blackbody in flight calibrations.
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关键词
Instrument characterization,Infrared,Satellite,Spectroscopy,Radiometric noise
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