A Segmentation of Melanocytic Skin Lesions in Dermoscopic and Standard Images Using a Hybrid Two-Stage Approach

Figure 4

Visualization of the hybrid hierarchical -means (HK) clustering method with and at level 1 and level 2, respectively. (a) Input image which was obtained after the preprocessing step. (b) Initial contour mask with at level 1. (c) Final initial contour mask with at level 2. is the number of clusters at each hierarchical level.