'idendr0' is an interactive dendrogram that enables the user to select and color clusters, to zoom and pan the dendrogram, and to visualize the clustered data not only in a built-in heat map, but also in 'GGobi' interactive plots and user-supplied plots.

idendr0 is a backport of 'idendro' ( to base R graphics and Tcl/Tk GUI.

To install:

A simple example:

hc <- hclust(dist(iris[, 1:4]))
idendro(hc, iris)

For demos, please run `demo(package="idendr0")'.

Find out more at