Nothing
cluster<-function(data){
res<-kmeans(data,2)
if(res$centers[1,1] > res$centers[2,1]){
l<-which(res$cluster==1)
res$cluster[res$cluster==2]=1
res$cluster[l]=2
}
meth.recode<-res$cluster-1
return(meth.recode)
}
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