recodqual: Recoding of the qualitative data matrix.

In PCAmixdata: Multivariate Analysis of Mixed Data

Description

Recoding of the qualitative data matrix.

Usage

recodqual(X,rename.level=FALSE)

Arguments

X	the qualitative data matrix.
rename.level	boolean, if TRUE all the levels of the qualitative variables are renamed as follows: "variable_name=level_name".

Value

G	The indicator matix of X with missing values replaced by 0.

Examples

data(vnf)
X <- vnf[1:10,9:12]
tab.disjonctif.NA(X)
recodqual(X)

Example output

    1  2  3  1  2  1  2  1  2  3
1   0  1  0 NA NA NA NA  0  1  0
2   0  0  1  0  1 NA NA NA NA NA
3   0  1  0  1  0  1  0  0  1  0
4   1  0  0  1  0  1  0  1  0  0
5   0  1  0  1  0  0  1  0  1  0
6   1  0  0 NA NA NA NA NA NA NA
7   0  1  0  0  1  0  1  0  1  0
8  NA NA NA NA NA NA NA NA NA NA
9   0  1  0  0  1  1  0  0  1  0
10  0  0  1  1  0  1  0  0  0  1
   1 2 3 1 2 1 2 1 2 3
1  0 1 0 0 0 0 0 0 1 0
2  0 0 1 0 1 0 0 0 0 0
3  0 1 0 1 0 1 0 0 1 0
4  1 0 0 1 0 1 0 1 0 0
5  0 1 0 1 0 0 1 0 1 0
6  1 0 0 0 0 0 0 0 0 0
7  0 1 0 0 1 0 1 0 1 0
8  0 0 0 0 0 0 0 0 0 0
9  0 1 0 0 1 1 0 0 1 0
10 0 0 1 1 0 1 0 0 0 1

PCAmixdata documentation built on May 2, 2019, 12:38 p.m.