Determining the Geographical Origin of Fuji Apple from China by Multivariate Analysis Based on Soluble Sugars, Organic Acids, and Stable Isotopes

Table 6

The correct discrimination rate of discrimination model for prediction set.

Sample groups	Discriminant models	Prediction set (%)
		Total
BHB-LP-NW	BHB = −0.653 Sor + 1.973 Glu−1.829 Fru + 1.468 Sucr + 0.859 δ^2H −2.166	81.8	75.6
	LP = −0.134 Sor + 0.285 Glu + 0.448 Fru−0.568 Sucr−0.477 δ^2H−1.313	68.4
	NW = 0.646 Sor−1.805 Glu + 0.806 Fru−0.393 Sucr−0.054 δ^2H−1.744	80.0
BHB-LP	BHB = 0.847 Glu−1.375Fru + 0.998 Sucr + 0.927 δ^2H −1.320	81.8	80.0
	LP = −0.514 Glu + 0.835 Fru−0.606 Sucr−0.563 δ^2H −0.924	78.9
LP-NW	LP = −0.417 Sor + 0.698 Glu−0.886	68.4	73.5
	NW = 0.508 Sor−0.849 Glu−0.979	80.0
BHB-NW	BHB = −0.594 Sor + 2.436 Glu−1.106 Fru−1.609	81.8	84.6
	NW = 0.439 Sor−1.800 Glu + 0.817 Fru−1.193	86.7