Lili Du, Weining Yi, Yu Wang, Wenyu Cui, Wei Fang. Multi-Sensor Cooperative Radiometric Calibration Method of Mapping Satellite-1[J]. Acta Optica Sinica, 2019, 39(4): 0401001
- Acta Optica Sinica
- Vol. 39, Issue 4, 0401001 (2019)
Fig. 1. Flow chart of multi-sensor cooperative radiometric calibration algorithm base on gray-scale tarps
Fig. 2. Layout of gray-scale tarps on-site. (a) Zhaodong; (b) Lijiang
Fig. 3. Reflectance curves of targets and typical objects. (a) Gray-scale tarps and blackland, Zhaodong, 2014-10-16; (b) gray-scale tarps and grassland, Lijiang, 2014-12-14; (c) gray-scale tarps, Lijiang, 2015-01-23; (d) color targets, Lijiang, 2015-01-23
Fig. 4. Instantaneous aerosol optical depth. (a) Zhaodong, 2014-10-16; (b) Lijiang, 2014-12-14; (c) Lijiang, 2015-01-23
Fig. 5. Relative spectral response of GFB and DGP camera
Fig. 6. Radiance relationship between GFB and DGP cameras
Fig. 7. Absolute radiometric calibration coefficient of DGP camera obtained by cooperative calibration
Fig. 8. Comparison between inversed and measured object reflectance
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Table 1. Description of sites passed by Mapping Satellite-1
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Table 2. Geometrical condition and AOD at 550 nm
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Table 3. Comparison between cooperative and site radiometric calibration coefficient of DGP camera
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Table 4. Difference between inversed and measured object reflectance
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