Figure 2

Examples of delineating regions of interest (ROIs) on US images. The greyscale image (A) and the ROI (B) of a benign lesion with the largest long-axis cross-section (radiomics score = −1.016). The greyscale image (C) and the ROI (D) of a malignant lesion with the largest long-axis cross-section (radiomics score = −0.791).