Research Article
Chemometric Analysis of Elemental Fingerprints for GE Authentication of Multiple Geographical Origins
Table 3
Outlier removal and splitting of the data into training and test objects.
| Geographical origins | Sample size | Number of outliers | Training objects | Test objects |
| Hubei | 30 | 1 | 20 | 9 | Anhui | 30 | 0 | 20 | 10 | Yunnan | 30 | 0 | 20 | 10 | Shanxi | 30 | 1 | 20 | 9 | Guizhou | 30 | 0 | 20 | 10 | Henan | 30 | 2 | 19 | 9 | Gansu | 30 | 0 | 20 | 10 | Sum | 210 | 4 | 139 | 67 |
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