Table 2 Validation results for T2 and T1 MRI images without perceived distortion and T1 MRI images degraded by bias fields
MRI volume data | Number of slice | Average objective score | Average subjective score | Objective- subjective correlation coefficient | Inter-observer correlation coefficient |
|---|---|---|---|---|---|
T2 without perceived distortion | 50 | 0.80 | 0.70 | 0.84 | 0.90 |
T1 without perceived distortion | 50 | 0.70 | 0.60 | 0.80 | 0.85 |
T1 degraded by bias fields | 50 | 0.40 | 0.30 | 0.75 | 0.75 |