dist.GDM {clusterSim} | R Documentation |
Calculates Generalized Distance Measure for variables measured on metric scale (ratio & interval) or ordinal scale.
dist.GDM (x,method="GDM1") GDM(x,method="GDM1") GDM1(x) GDM2(x)
x |
matrix or data set |
method |
GDM1 or GDM2 |
"GDM1" - metric scale (ratio & interval)
"GDM2" - ordinal scale
See file $R_HOME\library\clusterSim\pdf\distGDM_details.pdf for further details
object with calculated distance
Marek Walesiak Marek.Walesiak@ae.jgora.pl, Andrzej Dudek Andrzej.Dudek@ae.jgora.pl
Department of Econometrics and Computer Science, University of Economics, Wroclaw, Poland http://www.ae.jgora.pl/keii
Jajuga, K., Walesiak, M., Bak, A. (2003), On the general distance measure, In: M. Schwaiger, O. Opitz (Eds.), Exploratory data analysis in empirical research, Springer-Verlag, Berlin, Heidelberg, pp. 104-109.
Walesiak, M. (2006), Uogolniona miara odleglosci w statystycznej analizie wielowymiarowej [The Generalized Distance Measure in multivariate statistical analysis], Wydawnictwo AE, Wroclaw.
library(clusterSim) data(data_ratio) d1<-GDM(data_ratio,method="GDM1") data(data_ordinal) d2<-GDM(data_ordinal,method="GDM2") d3<-GDM1(data_ratio) d4<-GDM2(data_ordinal)