Figure 4

Examples of chest radiographs pairing with Grad-CAM maps of the chest radiographs generated using 1 year data. The top images are the original images in grayscale. The descriptions showed that true and predicted cost values and categories. The bottom images highlighted the regions that are of most importance to the deep learning model’s decision (left: attention on the heart; right: attention on the chest Port-A-Cath). See Suppl. Fig. S6 for CXR with poor performance.