search for: srndpchc

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2011 Sep 12
1
hclust and cutree: identifying branches as classes
Good afternoon, After cuting a hierarchical tree using cutree(), how to check correspondances between classes and branches? This is what we do: srndpchc <- hclust(dist(srndpc$x[1:1000,1:3]),method="ward") #creation of hierarchical tree plclust(srndpchc,hmin=20000) #visualisation srndpchc20000 = cutree(srndpchc,h=20000) #returns 4 classes table(srndpchc20000 ) srndclass20000 = cbind(srnd@data[1:1000,],srndpchc20000) #assigning classes...