Multigrid Nonlocal Gaussian Mixture Model for Segmentation of Brain Tissues in Magnetic Resonance Images

Figure 2

Generation of the grid: (a) initial results; (b) histogram of patch ; (c) histogram of patch (3, 3); (d)–(f) results of multigrid.

(a)

(b)

(c)

(d)

(e)

(f)