基于MRI影像组学的BI-RADS 3-5类乳腺病变三分类

韩冰,徐晶,王远军,王中领

Classification of BI-RADS 3-5 Breast Lesions Based on MRI Radiomics

HAN Bing,XU Jing,WANG Yuanjun,WANG Zhongling

表9 基于各种特征的不同模型对乳腺病变良恶性的诊断效能

Table 9 Diagnostic efficacy of different models based on various features for benign and malignant breast lesions

特征 模型 AUC 准确率 灵敏度 特异度 平扫特征 SVM 0.889 80.65% 66.67% 86.67% RF 0.934 83.87% 66.67% 90.91% KNN 0.838 80.65% 77.78% 81.82% LR 0.955 83.87% 77.78% 86.36% 增强特征 SVM 0.927 85.45% 92.31% 83.33% RF 0.960 89.09% 84.62% 90.48% KNN 0.958 85.45% 84.62% 85.71% LR 0.965 89.09% 84.62% 90.48% 融合特征 SVM 0.973 90.91% 78.57% 95.19% RF 0.958 93.55% 90.00% 95.24% KNN 0.971 92.73% 92.86% 92.68% LR 0.974 94.55% 85.71% 97.56%