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. Author manuscript; available in PMC: 2020 May 1.
Published in final edited form as: IEEE Trans Med Imaging. 2018 Nov 26;38(5):1304–1313. doi: 10.1109/TMI.2018.2883301

Fig. 9:

Fig. 9:

t-SNE plots [43] of pixels in SSNMF feature space illustrates that using only a few clusters (e.g. 3) in SSHC leads to high inter-cluster overlap. Over-clustering improves class separation by assigning different regions of a class into different clusters. (Best viewed on a color monitor)