R: Get height attributes from a dendrogram

get_branches_heights {dendextend}

R Documentation

Get height attributes from a dendrogram

Description

Get height attributes of a dendrogram's branches

Usage

get_branches_heights(dend, sort = TRUE, decreasing = FALSE,
  include_leaves = FALSE, ...)

Arguments

`dend`	a dendrogram.
`sort`	logical. Should the heights be sorted?
`decreasing`	logical. Should the sort be increasing or decreasing? Not available for partial sorting.
`include_leaves`	logical (FALSE). Should the output include the leaves value (0's).
`...`	not used.

Value

a vector of the dendrogram's nodes heights (excluding leaves).

Examples


hc <- hclust(dist(USArrests[1:4,]), "ave")
dend <- as.dendrogram(hc)
get_branches_heights(dend)

## Not run: 
dat1 <- iris[1:150,-5]
dat1 <- rbind(dat1,dat1,dat1,dat1,dat1,dat1,dat1)
dend = as.dendrogram(hclust(dist(dat1)))
library(microbenchmark)
library(dendextendRcpp)
microbenchmark(
   dendextendRcpp::dendextendRcpp_get_branches_heights(dend),
   old_get_branches_heights(dend,sort=F)
)

## End(Not run)

[Package dendextend version 1.5.2 Index]