Prognostic role of Ki-67 in colorectal carcinoma: Development and evaluation of machine learning prediction models

Figure 4 Comparative predictive performance of Ki-67 classification models. A: Support vector machine with receiver operating characteristic (ROC) curves; B: Random forest with ROC curves; C: The eXtreme gradient boosting with ROC curves. ROC: Receiver operating characteristic; SVM: Support vector machine; XGBoost: eXtreme gradient boosting.