Table 2.
The details of finally selected features for each VOI
| *VOI | Number of features | |||
|---|---|---|---|---|
| First-order features | #Shape features | Texture features | Total | |
| VOI_P1 | 2 | 1 | 17 | 20 |
| VOI_P2 | 1 | 1 | 18 | 20 |
| VOI_P3 | 0 | 1 | 19 | 20 |
| VOI_P4 | 0 | 1 | 19 | 20 |
| VOI_P5 | 0 | 1 | 19 | 20 |
| VOI_P10 | 0 | 1 | 19 | 20 |
| VOI_P15 | 0 | 2 | 18 | 20 |
| VOI_I | 2 | 1 | 8 | 11 |
| VOI1 | 2 | 1 | 12 | 15 |
| VOI2 | 0 | 1 | 9 | 10 |
| VOI3 | 0 | 1 | 19 | 20 |
| VOI4 | 0 | 1 | 11 | 12 |
| VOI5 | 0 | 1 | 13 | 14 |
| VOI10 | 2 | 1 | 17 | 20 |
| VOI15 | 1 | 2 | 17 | 20 |
| Total | 10 | 17 | 235 | 262 |
*VOI—volume of interest
#The final selected shape features for each VOI had “shape_Flatness feature”