Yaqiong Zhang, Wenjuan Zhang, Zhengchao Chen, Haiwei Li. Influence of Channel Center Wavelength Shift of the Hyperspectral Remote Sensor on Red Edge Spectra[J]. Acta Optica Sinica, 2021, 41(14): 1428003
- Acta Optica Sinica
- Vol. 41, Issue 14, 1428003 (2021)
Fig. 1. Vegetation reflectance from ENVI spectral library
Fig. 2. TOA radiance spectra of red－edge region simulated by Modtran (e.g., Tarweed)
Fig. 3. Spectral response functions of some channels in the red－edge region of Hyperion based on Gaussian function simulation (e.g., without center wavelength shift)
Fig. 4. Radiance spectra of red－edge region corresponding to different center wavelength shift values (e.g.，Tarweed)
Fig. 5. Reflectance spectra of red－edge region with different center wavelength shift values (e.g., tarweed)
Fig. 6. Relationship between channel center wavelength shift and vegetation red edge shift
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Table 1. Main input parameters of Modtran
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Table 2. Spectral parameters of the channels in the red－edge region of Hyperion sensor
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Table 3. Averaged REP errors of different vegetation types caused by center wavelength shift
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