Research Article
Age Discrimination of Chinese Baijiu Based on Midinfrared Spectroscopy and Chemometrics
Table 2
Classification results of spirit samples by discriminant analysis in different spectral bands.
| | Waveband () | Training set | Test set | | Accuracy (percentage %) | Samples of misclassified | Accuracy (percentage %) | Samples of misclassified |
| | 594–3930 | 93.33 | 4 | 95.00 | 1 | | 594–1042 | 83.33 | 7 | 80.00 | 4 | | 1042–1450 | 91.67 | 5 | 80.00 | 4 | | 1450–3930 | 91.67 | 5 | 85.00 | 3 |
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