Research Article
Crude Oil Source Identification of Asphalt via ATR-FTIR Approach Combined with Multivariate Statistical Analysis
Table 9
The discrimination result of multinomial logistic regression.
| Observed value | Predicted value | Middle East | South America | Bohai Rim region of China | Discrimination accuracy (%) |
| Middle East | 14 | 1 | 0 | 93.3 | South America | 1 | 11 | 0 | 91.7 | Bohai Rim region of China | 0 | 0 | 6 | 100.0 | Percentage (%) | 45.5 | 36.4 | 18.2 | 93.9 |
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