Detection of Adulteration of Panax Notoginseng Powder by Terahertz Technology

Table 3

The results of PLS.

Input data	PCs	Calibration set		Prediction set
		RMSEC	RC	RMSEP	Rp
Adulterating with zedoary turmeric powder	3	0.1253	0.6809	0.1341	0.6328
Adulterating with rice flour	8	0.0553	0.9450	0.0601	0.9424
Adulterating with wheat flour	9	0.0689	0.9063	0.0771	0.9047