query on command "silhouette(X,clust)"

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

Answer 1

[Tom Lane]

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.