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Journal of Sensors
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2018
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Article
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Fig 4
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Research Article
Application of Fractional Differential Calculation in Pretreatment of Saline Soil Hyperspectral Reflectance Data
Figure 4
Wavelength 1500–1700 reflectance FD value in area A. (a) 0–1 orders. (b) 1–2 orders.
(a)
(b)