ruspini {cluster} | R Documentation |
The Ruspini data set, consisting of 75 points in four groups that is popular for illustrating clustering techniques.
data(ruspini)
A data frame with 75 observations on 2 variables giving the x and y coordinates of the points, respectively.
E. H. Ruspini (1970): Numerical methods for fuzzy clustering. Inform. Sci., 2, 319–350.
Anja Struyf, Mia Hubert & Peter J. Rousseeuw (1996): Clustering in an Object-Oriented Environment. Journal of Statistical Software, 1. http://www.stat.ucla.edu/journals/jss/
data(ruspini) ## Plot similar to Figure 4 in Stryuf et al (1996) ## Not run: plot(pam(ruspini, 4), ask = TRUE) ## Plot similar to Figure 6 in Stryuf et al (1996) plot(fanny(ruspini, 5))