Data set | Two-class classification | Five-class classification | |||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
Non-aged | Aged | % Correct | Non-aged | AA24 | AA48 | AA72 | AA96 | % Correct | |||
Training (n = 401) | Non-aged | 72 | 9 | 88.89% | Non-aged | 75 | 3 | 3 | 0 | 1 | 91.46% |
Aged | 1 | 319 | 99.69% | AA24 | 1 | 77 | 3 | 0 | 0 | 95.06% | |
Overall correct classification | 97.51% | AA48 | 0 | 0 | 57 | 3 | 12 | 79.17 | |||
AA72 | 0 | 1 | 7 | 71 | 6 | 83.53% | |||||
AA96 | 0 | 0 | 9 | 6 | 66 | 81.48% | |||||
Overall correct classification | 86.28% | ||||||||||
Cross-validation (n = 401) | Non-aged | 69 | 12 | 85.19 | Non-aged | 71 | 6 | 3 | 0 | 2 | 86.59% |
Aged | 1 | 319 | 99.69 | AA24 | 1 | 75 | 4 | 1 | 0 | 92.59% | |
Overall correct classification | 96.76 | AA48 | 0 | 2 | 53 | 3 | 14 | 73.61 | |||
AA72 | 0 | 1 | 9 | 67 | 8 | 78.82% | |||||
AA96 | 0 | 1 | 10 | 7 | 63 | 77.78% | |||||
Overall correct classification | 82.04 | ||||||||||
Validation (n = 100) | Non-aged | 16 | 3 | 84.21 | Non-aged | 17 | 1 | 0 | 0 | 0 | 94.44% |
Aged | 0 | 81 | 100 | AA24 | 0 | 17 | 0 | 2 | 0 | 89.47% | |
Overall correct classification | 97.0 | AA48 | 0 | 1 | 20 | 2 | 5 | 71.43 | |||
AA72 | 0 | 0 | 1 | 15 | 0 | 93.75% | |||||
AA96 | 0 | 0 | 1 | 0 | 18 | 94.74% | |||||
Overall correct classification | 87.00 |