Hello Debbielu, I did this, I put %let EM_INTERACTIVE_TREE_MAXOBS= 10000000; in the code, but it didn't work 😞 I don't know what to do. Could you please explain me step by step telling what I have to do. Thanks!
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For hierarchical clustering try the Sarle's Cubic Clustering Criterion in PROC CLUSTER: plot _CCC_ versus the number of clusters and look for peaks where _ccc_ > 3 or look for local peaks of pseudo-F statistic (_PSF_) combined with a small value of the pseudo-t^2 statistic (_PST2_) and a larger pseudo t^2 for the next cluster fusion (see http://support.sas.com/documentation/cdl/en/statug/63033/HTML/default/viewer.htm#statug_introclus_sect010.htm ). For K-Means clustering use this approach on a sample of your data to determine the max limit for k and assign it to the maxc= option in PROC FASTCLUS on the complete data.
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