Research Article

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

Figure 4

Simulated CT images including metal artifacts. (a) Phantom image including simulated metal artifact (PhantomImage); (b) the original artifact-free phantom image used to create PhantomImage. Note that the image quality is also severely degraded by metal artifacts.
786281.fig.004a
(a)
786281.fig.004b
(b)