query on command "silhouette(X,clust)"

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Ravi Sharma
Ravi Sharma on 25 Apr 2015
Answered: Tom Lane on 28 Apr 2015
i have matrix of dimension 13x500 stored in variable X. i want cluster plot of this matrix. what do you mean by "clust" in command silhouette(X,clust)? what does it specify?pls help

Answers (1)

Tom Lane
Tom Lane on 28 Apr 2015
Normally if you a clustering an N-by-P matrix, CLUST will be a vector of length N that will be 1 for the points in the first cluster, 2 for the points in the second cluster, and so on. But if you are clustering columns rather than rows, you may need to transpose X.

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