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Figure 15d.  Fuzzy connected segmentation. (a, b) Sections from an MR imaging scene with T2 (a) and PD (b) values assigned to voxels. (c–e) Sections created with 3D fuzzy connected segmentation demonstrate the union of white matter and gray matter objects (c), the cerebrospinal fluid object (d), and the union of multiple sclerosis lesions (e) detected from the scene in a and b.