特征波长选择方法

Variable selection algorithm

变量

Variable

训练样本

Calibration set

预测样本

Prediction set

$R_C^2$

RMSEC (%)

$R_P^2$

RMSEP (%)

连续投影算法SPA

6

0.9107638

0.243908

0.9060008

0.255425

竞争性自适应重加权算法CARS

200

0.9921178

0.07249

0.9907358

0.079443

SPA + CARS

11

0.9561416

0.170604

0.94577

0.191747``

MWPLS

180

0.9289605

0.2189412

0.9573071

0.1687067