Table 3.
Reliability categorization of radiomic features based on ICC values
| Feature category | Total features | Excellent reliability (ICC > 0.90) | Good reliability (0.75 < ICC 0.90) | Moderate reliability (0.50 < ICC 0.75) | Poor reliability (ICC 0.50) |
|---|---|---|---|---|---|
| Morphology Features (Morph) | 29 | 10 | 5 | 7 | 7 |
| Local Intensity Features (LOC) | 2 | 2 | 0 | 0 | 0 |
| Statistics Features (STAT) | 18 | 6 | 4 | 4 | 4 |
| Intensity Histogram Features (IH) | 23 | 10 | 6 | 2 | 5 |
| Intensity Volume Histogram Features (IVH) | 7 | 2 | 3 | 1 | 1 |
| Co-occurrence Matrix Features (CM) | 50 | 35 | 10 | 3 | 2 |
| Run-Length Matrix Features (RLM) | 32 | 20 | 10 | 1 | 1 |
| Size Zone Matrix Features (SZM) | 16 | 10 | 4 | 1 | 1 |
| Distance Zone Matrix Features (DZM) | 16 | 11 | 2 | 1 | 2 |
| Neighborhood Grey Tone Difference Features (NGT) | 5 | 1 | 1 | 2 | 1 |
| Neighboring Grey Level Dependence Features (NGL) | 17 | 5 | 5 | 5 | 2 |
| Total | 215 | 112 | 50 | 27 | 26 |