Table 3 Confusion matrix of the developed random forest model in the testing stage
| Â | Predicted class | |||
|---|---|---|---|---|
Healthy | TNM I + II | TNM III + IV | ||
Training data set | ||||
 Actual class | Healthy | 46 | 0 | 0 |
TNM I + II | 0 | 41 | 0 | |
TNM III + IV | 0 | 0 | 60 | |
Testing data set | ||||
 Actual class | Healthy | 14 | 2 | 1 |
TNM I + II | 0 | 4 | 1 | |
TNM III + IV | 1 | 0 | 5 | |