Figure 1. Two example CXRs with corresponding heatmaps.

(a) Culture negative CXR with an ACR score of 18. (b) Corresponding abnormality heatmap. (c) Culture positive CXR with a subtle abnormality visible on the CXR and picked up by the CAD4TB software resulting in an ACR score of 71. (d) Corresponding abnormality heatmap. ACR, automated chest radiography; CXR, chest X-ray.