Table 5.
The confusion matrix of the random forest algorithm based on the HOG feature.
| Qi-deficiency | Yin-deficiency | Yang-deficiency | Phlegm-dampness | Dampness-heat | Qi-depression | Blood-stasis | Gentleness | |
|---|---|---|---|---|---|---|---|---|
| Qi-deficiency | 44 | 17 | 0 | 9 | 3 | 2 | 0 | 0 |
| Yin-deficiency | 5 | 64 | 0 | 4 | 1 | 1 | 0 | 0 |
| Yang-deficiency | 16 | 2 | 35 | 4 | 1 | 1 | 0 | 1 |
| Phlegm-dampness | 7 | 4 | 0 | 63 | 0 | 1 | 0 | 0 |
| Dampness-heat | 11 | 3 | 0 | 5 | 53 | 3 | 0 | 0 |
| Qi-depression | 29 | 5 | 0 | 7 | 1 | 33 | 0 | 0 |
| Blood-stasis | 5 | 1 | 0 | 2 | 1 | 0 | 32 | 0 |
| Gentleness | 27 | 10 | 0 | 12 | 5 | 3 | 0 | 0 |