基于随机森林法的棉花叶片叶绿素含量估算

依尔夏提•阿不来提,买买提•沙吾提,白灯莎•买买提艾力,安申群,马春玥

Estimation of leaf chlorophyll content in cotton based on the random forest approach

ABLET Ershat,SAWUT Mamat,MAIMAITIAILI Baidengsha,Shen-Qun AN,Chun-Yue MA

表2 建模结果比较

Table 2 Comparison of modeling results

模型 Model 建模Calibration (RR) 建模集Calibration (Rcr) 验证集Validation (RR) 验证集Validation (Rcr) R2 RMSE R2 RMSE R2 RMSE RE (%) R2 RMSE RE (%) 偏最小二乘模型PLSR BP神经网络模型BP ANN 0.68 0.69 1.62 1.59 0.63 0.90 1.73 0.91 0.64 0.78 2.06 1.60 3.01 2.27 0.92 0.83 0.88 1.26 1.30 1.89