Table 2.
The best settings for training/validation split ratio and epoch in Experiment 1 and 2
| Test image set | Training image set | Training/validation split ratio | Epoch |
|---|---|---|---|
| Experiment 1 | |||
| Axial ADC map | Axial ADC map | 9:1 | 100 |
| Axial T2WI | Axial T2WI | 9:1 | 50 |
| Sagittal T2WI | Sagittal T2WI | 8:2 | 50 |
| Axial CE-T1WI | Axial CE-T1WI | 8:2 | 200 |
| Sagittal CE-T1WI | Sagittal CE-T1WI | 8:2 | 100 |
| Combined axial T2WI + ADC map | Combined axial T2WI + ADC map | 9:1 | 100 |
| Combined axial T2WI + CE-T1WI | Combined axial T2WI + CE-T1WI | 9:1 | 100 |
| Combined sagittal T2WI + CE-T1WI | Combined sagittal T2WI + CE-T1WI | 9:1 | 50 |
| Combined axial T2WI + ADC map + CE-T1WI | Combined axial T2WI + ADC map + CE-T1WI | 9:1 | 200 |
| Experiment 2 | |||
| Axial ADC map | All axial | 8:2 | 50 |
| Axial ADC map | All | 9:1 | 50 |
| Axial T2WI | All T2WI | 8:2 | 100 |
| Axial T2WI | All axial | 9:1 | 50 |
| Axial T2WI | All | 9:1 | 50 |
| Sagittal T2WI | All T2WI | 8:2 | 200 |
| Sagittal T2WI | All sagittal | 8:2 | 200 |
| Sagittal T2WI | All | 8:2 | 100 |
| Axial CE-T1WI | All CE-T1WI | 8:2 | 50 |
| Axial CE-T1WI | All axial | 8:2 | 100 |
| Axial CE-T1WI | All | 8:2 | 100 |
| Sagittal CE-T1WI | All CE-T1WI | 9:1 | 100 |
| Sagittal CE-T1WI | All sagittal | 9:1 | 50 |
| Sagittal CE-T1WI | All | 9:1 | 100 |
ADC, Apparent diffusion coefficient; T2WI, T2 weighted image; CE-T1WI, contrast-enhanced T1 weighted image