Table 5. Features extracted from SPAIR T2W-MRI that classify different treatment responses.
| Feature type | Responders (CR, PR) versus nonresponders (SD) | CR versus SD | PR versus SD |
|---|---|---|---|
| Histogram-based | IH_MAD_2 | IH_MAD_2 | None |
| Texture-based | GLCM_IDM0°; | GLCM_Contrast45°/135° | None |
| GLCM_IV0°/45°/90° | GLCM_IDMmean/0° | ||
| GLRLM_LRE0°/90° | GLCM_IV0°/45°/90°/135° | ||
| NIDM_Coarseness | GH_Skewness | ||
| NIDM_Contrast | GLRLM_LRE0°/90° | ||
| NIDM_Complexity | NIDM_Coarseness | ||
| NIDM_Contrast | |||
| NIDM_Complexity | |||
| Transform-based | Gabor_MSE-11, -14, -18, -21, -25, -26, -33, -57 | None | Gabor_MSE-18, -21, -22, -25, -26, -33 |
CR, complete response; PR, partial response; SD, stable disease.