\name{cophenetic}
\docType{data}
\alias{cophenetic}
\title{Artificial dataset: cophenetic}
\description{
Five cluster with a perfect cophenetic structure: there is a unique way to agglomerate those five. Some procedures fail to recognize five clusters, because 2 of those are very close to each other.
}
\usage{data(cophenetic)}
\format{A dataframe with columns x, y and cluster}
\source{Artificial}
\seealso{ \code{\link{hierarchic}}, \code{\link{noflipper}}, \code{\link{flipper}}, \code{\link{extremegroup}} }
\keyword{datasets}
