A Seven-Parameter BRDF Model with Double-Peak Characteristic Suitable for Sandy Soil

<div>Sandy soil BRDF data with double-peak characteristic. (a) Sandy soil BRDF data of 30° incident zenith angle. (b) Sandy soil BRDF data of 60° incident zenith angle.</div>

Mathematical Problems in Engineering

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Figure 4

Figure 4: A Seven-Parameter BRDF Model with Double-Peak Characteristic Suitable for Sandy Soil 