Add dataframe columns detailing ordering and groups from a dendrogram

Add dataframe columns detailing ordering and groups from a dendrogram

Usage

add_cluster_info(
  df,
  dend,
  h = NULL,
  k = NULL,
  colnames = NULL,
  idcol = c("key", "id", "root_id", "bodyid")
)

Arguments

df

A dataframe e.g. as returned by coconatfly::cf_meta

dend

A dendrogram or hclust object

h

A height to cut the dendrogram

k

A number of clusters to cut the dendrogram

colnames

The names of the two new columns

idcol

The name of the column containing id information. If you do not provide this argument then the function will choose the first of three default columns present in df (with a warning when >1 column present).

Value

A copy of df with one or two extra columns called

dendid and e.g. group_h2.