Journal of Analytical Methods in Chemistry / 2019 / Article / Fig 3

Research Article

Chemometric Analysis of Elemental Fingerprints for GE Authentication of Multiple Geographical Origins

Figure 3

Prediction results for GE samples from 7 geographical origins using elemental fingerprints by OVO-PLSDA (a) and OVR-PLSDA (b) (class labels: 1, Hubei; 2, Anhui; 3, Yunnan; 4, Shanxi; 5, Guizhou; 6, Henan; and 7, Gansu).

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