annotate scripts_R/radial_dendro.R @ 70:cc028157502a branch-tests

scripts R
author Maria Panteli
date Fri, 22 Sep 2017 16:29:32 +0100
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Maria@70 1 library(ape)
Maria@70 2 library(cluster)
Maria@70 3
Maria@70 4 df = read.csv("data/cluster_freq.csv")
Maria@70 5 data = df[,2:dim(df)[2]]
Maria@70 6 rownames(data) <- df$labels
Maria@70 7 distMahal = as.dist(apply(data, 1, function(i) mahalanobis(data, i, cov = cov(data),tol=1e-18)))
Maria@70 8 hc=hclust(distMahal, method="average")
Maria@70 9 mypal = c("#000000", "#9B0000", "#9B0000", "#9B0000", "#9B0000")
Maria@70 10 clus5 = cutree(hc, 5)
Maria@70 11 pdf('data/hierarchical_cluster_R.pdf')
Maria@70 12 par(mar=c(1,1,1,1))
Maria@70 13 plot(as.phylo(hc),type="fan",tip.color=mypal[clus5], cex=.5, label.offset=.5)
Maria@70 14 dev.off()