Rapid Identification and Quality Evaluation of Medicinal Centipedes in China Using Near-Infrared Spectroscopy Integrated with Support Vector Machine Algorithm

Table 6

Validation and evaluation results of SVR models.

Model number	Optimization method	C		6-fold cross-validation			External validation			RMSEE (%)
				RMSECV (%)	R^2 (%)	RPD	RMSEP (%)	R^2 (%)	RPD
PLS-SVR-1	GA	99.99	997.03	0.4	91.54	2.91	0.41	85.89	2.55	0.34
PLS-SVR-2	GS	512	1024	0.34	93.29	3.72	0.43	85.5	2.54	0.32