RSDA (version 1.3)

sym.cfa: Symbolic correspondence analysis

Description

Correspondence Analysis for Symbolic MultiValued Variables.

Usage

sym.cfa(sym.data)

Arguments

sym.data

Should be a symbolic data table read with the function read.sym.table(...).

Value

Return the interval principal components.

References

Rodriguez, O. (2011). Correspondence Analysis for Symbolic MultiValued Variables. Workshop in Symbolic Data Analysis Namur, Belgium.

Examples

data(ex_cfa1) 
res<-sym.cfa(ex_cfa1)
cfa.scatterplot(sym.var(res,1),sym.var(res,2),num.gr1=ex_cfa1$N,
                        labels=TRUE,col='red',main='CFA')