Fig. 6From: Performance of a 3D convolutional neural network in the detection of hypoperfusion at CT pulmonary angiography in patients with chronic pulmonary embolism: a feasibility studyCPE cases (test set cases of group A) are indicated with crosses and the controls (test set cases of group B) with circles. CPE Chronic pulmonary embolism, HU Hounsfield unitsBack to article page