基于无人机影像阴影去除的苹果树冠层氮素含量遥感反演

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Remote Sensing Inversion of Nitrogen Content in Apple Canopy Based on Shadow Removal in UAV Multi-Spectral Remote Sensing Images

LI MeiXuan,ZHU XiCun,BAI XueYuan,PENG YuFeng,TIAN ZhongYu,JIANG YuanMao

图4 基于不同阴影指数去除阴影后冠层多光谱影像

Fig. 4 Multispectral images after shadow removal based on different shadow index