基于高光谱指数的棉花冠层等效水厚度估算
马岩川1,2,刘浩1,陈智芳1,张凯1,余轩1,2,王景雷1,孙景生1(
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Canopy Equivalent Water Thickness Estimation of Cotton Based on Hyperspectral Index
YanChuan MA1,2,Hao LIU1,ZhiFang CHEN1,Kai ZHANG1,Xuan YU1,2,JingLei WANG1,JingSheng SUN1()
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图1. 冠层等效水厚度与原始反射率及其一阶导数的相关性
r0.05和r0.01分别表示0.05显著相关（r=0.157）及0.01显著相关（r=0.206）水平线
Fig. 1. Correlationship of CEWT with original reflectance and first derivative reflectance
r0.05 and r0.01 represent the horizontal lines of 0.05 significant correlation (r=0.157) and 0.01 significant correlation (r=0.206)
