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. 2021 Jul 9;2:235–248. doi: 10.1109/OJEMB.2021.3096135

Fig. 2.

Fig. 2.

(Top) Sum of Squared Errors (SSE) for each number of clusters Inline graphic, calculated from (1). (Bottom) Average silhouette coefficient for each number of clusters Inline graphic. The red vertical lines correspond to the selected number of clusters (Inline graphic).