maptree (version 1.4-9)

group.clust: Observation Groups for a Hierarchical Cluster Tree

Description

Alternative to cutree that orders pruned groups from left to right in draw order.

Usage

group.clust (cluster, k=NULL, h=NULL)

Value

Vector of pruned cluster membership

Arguments

cluster

object of class hclust or twins.

k

desired number of groups.

h

height at which to prune for grouping.

At least one of k or h must be specified; k takes precedence if both are given.

Author

Denis White

Details

Normally used with map.groups. See example.

See Also

hclust, twins.object, cutree, map.groups

Examples

  data (oregon.bird.dist, oregon.grid)

  group <- group.clust (hclust (dist (oregon.bird.dist)), k=6)
  names(group) <- row.names(oregon.bird.dist)
  map.groups (oregon.grid, group)