Fig. 3From: Machine learning-based Radiomics analysis for differentiation degree and lymphatic node metastasis of extrahepatic cholangiocarcinomaDD prediction AUC heatmap and ROC. (a) Combinations of feature selection methods and classifiers; (b) ROC for the best performing combination of feature selection method JMI and classifier BAGC (feature number n = 5, AUC = 0.90)Back to article page