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5. RSIb（1130,1996）与RSIa（904,1952）在蕾期和花铃期内建模与检验表现
（a）蕾期内RSIb（1130,1996）与CEWT的定量关系;（b）基于RSIb（1130,1996）的蕾期实测与预测数据1:1关系;（c）花铃期内RSIa（904,1952）与CEWT的定量关系;（d）基于RSIa（904,1952）的花铃期实测与预测数据1:1关系
Fig. 5. Calibration and validation performance of RSIb (1130,1996) and RSIa (904,1952) in the bud stage and the flowering and bolls stage
(a) Quantitative relationship between RSI (1130,1996) and CEWT during the bud stage; (b) The 1:1 relationship between the predicted and observed CEWT based on RSI (1130,1996) during the bud stage; (c) Quantitative relationships between RSI(904,1952)and CEWT during the flowering and bolls stage; (d) The 1:1 relationship between the predicted and observed CEWT based on RSI(904,1952) during the flowering and bolls stage
