Create Dendrograms and Tree Diagrams Using 'ggplot2'
This is a set of tools for dendrograms and
tree plots using 'ggplot2'. The 'ggplot2' philosophy is to
clearly separate data from the presentation.
Unfortunately the plot method for dendrograms plots
directly to a plot device without exposing the data.
The 'ggdendro' package resolves this by making available
functions that extract the dendrogram plot data. The package
provides implementations for tree, rpart, as well as diana and agnes