Origin Identification of the Sauce-Flavor Chinese Baijiu by Organic Acids, Trace Elements, and the Stable Carbon Isotope Ratio

Table 7

Nineteen classification results by PLS-DA for seven different origins.

	Bijie	Zunyi	Qiandnan	Qiannan	Tongren	Anshun	Qianxnan	Accurate rate (%)
Bijie	6	0	0	0	0	1	0	85.71
Zunyi	2	3	0	2	0	0	0	42.86
Qiandnan	0	0	17	0	1	0	0	94.44
Qiannan	0	2	0	15	0	0	0	88.24
Tongren	0	0	0	0	18	0	0	100.00
Anshun	3	1	0	0	1	12	0	70.59
Qianxnan	0	0	0	0	0	0	16	100.00