Jingru Liu, Caixia Gao, Yaokai Liu, Yongguang Zhao, Lingling Ma, Shi Qiu, Chuanrong Li, Lingli Tang, Yonggang Qian, Ning Wang. Weight Determination Method for Multi-Site Ground Comprehensive Validation of Optical Sensors[J]. Acta Optica Sinica, 2020, 40(17): 1712002
- Acta Optica Sinica
- Vol. 40, Issue 17, 1712002 (2020)
Fig. 1. Flow chart of the weight determination method for multi-site ground comprehensive validation of optical sensors
Fig. 2. Surface reflectance of different targets
Fig. 3. Automatic measurement system of Baotou site. (a) Permanent target; (b) desert target; (c) CE318 sun photometer
Fig. 4. Spectral response function of ZY-3/MUX
Fig. 5. Uncertainty analysis results of simulated TOA reflectance. (a) BOA; (b) atmospheric parameters; (c) overall uncertainty
Fig. 6. Compared results for 12 samples. (a) Blue; (b) green; (c) red; (d) NIR
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Table 1. Imaging geometry information of ZY-3/MUX over Baotou site and corresponding atmospheric parameter
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Table 2. Overall uncertainty of TOA reflectance of ZY-3/MUXunit:%
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Table 3. Uncertainty of relative difference between simulated value and observed valueunit:%
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Table 4. Weighting coefficients of 12 samples
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Table 5. KCRV and its uncertaintyunit:%
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Table 6. Degrees of equivalence of 12 samples
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