Research Article

Survival Risk Prediction of Esophageal Squamous Cell Carcinoma Based on BES-LSSVM

Figure 4

ROC analysis for dividing PI staging. (a) ROC for high PI samples. (b) ROC for low PI samples. The horizontal coordinate is “1-specificity,” and the vertical coordinate is “sensitivity.” The larger the area under the curve, the stronger the significance.
(a)
(b)