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. Author manuscript; available in PMC: 2018 Nov 1.
Published in final edited form as: IEEE Trans Med Imaging. 2017 Jul 12;36(11):2228–2238. doi: 10.1109/TMI.2017.2726112

Fig. 11.

Fig. 11

Effect of patch size (a), dictionary size (b) and sparsity threshold (c) on segmentation accuracy. The optimal results were obtained using a patch size of 13 × 13, a dictionary of 400 atoms and a sparsity threshold of 4.