基于高光谱遥感的玉米叶片SPAD值估算模型研究

董哲,杨武德,张美俊,朱洪芬,王超

Estimation Models of Maize Leaf SPAD Value Based on Hyperspectral Remote Sensing

Zhe Dong,Wude Yang,Meijun Zhang,Hongfen Zhu,Chao Wang

表4 基于PLSR的玉米叶片SPAD估算模型

Table 4 SPAD value estimation model of maize leaves based on PLSR model

模型Model 建模集 Modeling set 验证集 Validation set R2 RMSE R2 RMSE RPD PLSR（全谱） 0.910 2.071 0.862 2.600 2.545 PLSR（光谱特征参数） 0.900 2.200 0.867 2.581 2.628