CT Metal Artifact Reduction Method Based on Improved Image Segmentation and Sinogram In-Painting

<table>Artifact correction on ClinicalImage3. (a) Original CT image with artifacts; (b) zoomed ROI in the original image; (c) zoomed ROI in the result image obtained from Bal’ algorithm; (d) zoomed ROI in the result image obtained from the proposed method.</table>

Mathematical Problems in Engineering

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Figure 7

Figure 7: CT Metal Artifact Reduction Method Based on Improved Image Segmentation and Sinogram In-Painting 