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How to get the values of centroids for each cluster in k means?

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Aaron Karlo Maranan
回答： Image Analyst 2017-4-9
in the following code:
[idx, C]= kmeans(X,3);
is C the centroid of each cluster?thank you

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Image Analyst
Image Analyst 2017-4-9
I don't know that the centroid is necessarily at a data point. Did kmeans guarantee that it is? If not, you might have to interpolate from the nearest neighbors, if that is even appropriate.

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