基于高光谱和激光雷达遥感的水稻产量监测研究
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李朋磊,张骁,王文辉,郑恒彪,姚霞,朱艳,曹卫星,程涛
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Assessment of Terrestrial Laser Scanning and Hyperspectral Remote Sensing for the Estimation of Rice Grain Yield
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LI PengLei,ZHANG Xiao,WANG WenHui,ZHENG HengBiao,YAO Xia,ZHU Yan,CAO WeiXing,CHENG Tao
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表1 估算水稻产量的常用植被指数
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Table 1 Vegetation indices for estimating rice yield
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指数
Vegetation index | 计算公式
Equation | 文献
Reference | | 差值Deviation | | | | DVI [1200,680] | R1200-R680 | [9] | | DVI [1200,440] | R1200-R440 | [9] | | DVI [800,550] | R800-R550 | [9] | | 比值Ratio | | | | SR [609,518] | (R609/R518)-1 | [24] | | SR [1971,2018] | (R1971/R2018)-1 | [25] | | SR [750,673] | R750/R673 | [26] | | 归一化Normalization | | | | NDVI [1200,550] | (R1200-R550)/(R1200+R550) | [27] | | NDVI[800,680] | (R800-R680)/(R800+R680) | [28] | | NDVI [608,518] | (R609-R518)/(R609+R518) | [29] |
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