Fig. 8

ROC-AUC curves for SVM classifiers of SHG image data (a) Group 1 (primary SCC vs. metachronous HGD), (b) Group 2 (primary HGD vs. metachronous HGD), (c) primary SCC vs. primary HGD and (d) metachronous HGD (Group 1) vs. metachronous HGD (Group 2).