Fig. 1

Algorithm workflow for radiomics analysis. PCA, Principal Component Analysis; cor., correlated; GTV, Gross Tumor Volume; CT, Computed Tomography; KNN, k-nearest neighbours; GNB, gaussian naïve-Bayes; SVM, support vector machines; 5-cv, fivefold cross validation; TUE, Tübingen; ROC-AUC score, Receiver Operating Characteristic Curve—Area under the curve