Fig. 3

Validation of the SRRM for immunotherapy response prediction. A ROC curves for immunotherapy response prediction using the developed SRRM in the validation cohort. B Precision–recall curves for response prediction using the developed SRRM in the validation cohort. C Three sub-regional radiomics were visualized, as shown in the two patients. SRRM sub-regional radiomics model, ROC receiver operating characteristic