Research Article

Near-Infrared Spectroscopy Combined with Multivariate Calibration to Predict the Yield of Sesame Oil Produced by Traditional Aqueous Extraction Process

Table 1

The training and prediction results of LS-SVM with different data preprocessing methods.

PreprocessingOptimized parameters
,   
RMSECRMSEP

Raw data3.9190, 8.21562.182.80
Smoothing4.2536, 8.34972.152.72
D217.5932, 15.0775 1.09 1.15
SNV1.1017, 6.8987 1.79 2.26