Ruspini Data
Usage
data(ruspini)
Format
A data frame with 75 observations on 2 variables giving the x and y
coordinates of the points, respectively.Description
The Ruspini data set, consisting of 75 points in four groups that is
popular for illustrating clustering techniques.Source
E. H. Ruspini (1970):
Numerical methods for fuzzy clustering.
Inform. Sci., 2, 319𤭎.References
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/Examples
data(ruspini)
## Plot similar to Figure 4 in Stryuf et al (1996)
plot(pam(ruspini, 4), ask = TRUE)
data(ruspini)
## Plot similar to Figure 4 in Stryuf et al (1996)
plot(pam(ruspini, 4), ask = TRUE)
## Plot similar to Figure 6 in Stryuf et al (1996)
plot(fanny(ruspini, 5))
## Plot similar to Figure 6 in Stryuf et al (1996)
plot(fanny(ruspini, 5))