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Data from the Chinese Huan-Jin (which means “environment”) 1 satellites, HJ-1A and HJ-1B, have been widely used for environmental, disaster monitoring and other applications. However, the radiometric properties of their CCD sensors have not been well assessed. In this study, we evaluated the radiometric performance of the HJ-1A/B CCD sensors by comparing their top-of-atmosphere (TOA) reflectance with...
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