M5data | R Documentation |
A bivariate data set obtained from three normal bivariate distributions with different scales and proportions 1:2:2. One of the components is strongly overlapping with another one. A 10 noise is added uniformly distributed in a rectangle containing the three normal components and not strongly overlapping with the three mixture components. A precise description of the M5 data set can be found in Garcia-Escudero et al. (2008).
data(M5data)
A data frame with 2000 rows and 3 variables The first two columns are the two variables. The last column is the true classification vector where symbol "0" stands for the contaminating data points.
Garcia-Escudero, L.A., Gordaliza, A., Matran, C. and Mayo-Iscar, A. (2008). A General Trimming Approach to Robust Cluster Analysis, Annals of Statistics, Vol.36, 1324-1345. \Sexpr[results=rd]{tools:::Rd_expr_doi("10.1214/07-AOS515")}.
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