Retrospective Study
Copyright ©The Author(s) 2025.
World J Radiol. Jul 28, 2025; 17(7): 110394
Published online Jul 28, 2025. doi: 10.4329/wjr.v17.i7.110394
Figure 1
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Figure 1 Flowchart of patient imaging data inclusion and dataset splitting process. CT: Computed tomography; DICOM: Digital imaging and communications in medicine.
Figure 2
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Figure 2 Data preprocessing and image augmentation. A: Rotation angle (degrees: 5.0); B: Horizontal Flip Probability (fliplr: 0.1).
Figure 3
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Figure 3  Training and validation loss curves for pose and kobj metrics across epochs.
Figure 4
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Figure 4 Trend during training. A: MAP50(P); B: MAP50-95(P).
Figure 5
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Figure 5 Evaluation of percentage of correct keypoints performance under varying thresholds. TCIM: Tracheal carina inferior margin; CDLP: Cardiac diaphragmatic lowest point; RHB: Right heart border; LHB: Left heart border.
Figure 6
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Figure 6 Scan range for coronary computed tomography angiography. A: Original image; B: Scan range predicted by the model itself; C: Scan range recommended by the Chinese Medical Association Radiology Society Cardiac-Chest Group; D: Society of Cardiovascular Computed Tomography recommendation. TCIM: Tracheal carina inferior margin; CDLP: Cardiac diaphragmatic lowest point; RHB: Right heart border; LHB: Left heart border.