Algorithm | Input feature | Raw | A8 | D1 | D2 | D3 | D4 | D5 | D6 | D7 | D8 |
---|---|---|---|---|---|---|---|---|---|---|---|
LDA | Full-range spectra | 80.56 | 47.92 | 75.00 | 79.17 | 84.72 | 76.39 | 88.19 | 79.86 | 78.47 | 57.64 |
Two bands (1620 + 1089 cm−1) | 87.22 | 90.28 | 85.42 | 84.06 | 85.42 | 84.72 | 86.81 | 88.89 | 88.89 | 90.28 | |
KNN | Full-range spectra | 79.86 | 84.72 | 84.03 | 85.42 | 86.81 | 84.03 | 93.75 | 95.14 | 96.53 | 87.5 |
Two bands (1620 + 1089 cm−1) | 82.64 | 86.11 | 85.42 | 86.11 | 85.42 | 83.33 | 88.89 | 95.14 | 93.75 | 90.28 |