Automatic Extraction of Blood Vessels in the Retinal Vascular Tree Using Multiscale Medialness

Figure 14

Effect of anisotropic diffusion. (a) Green channel of the original image downloaded from the STARE project dataset [33]. (b) Subimage of the original image, rescaled for better visualization, (c) segmentation without anisotropic diffusion, and (d) segmentation with anisotropic diffusion, , , and .

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