GDAtools (version 2.1)

getindexcat: Names of the categories in a data frame

Description

Returns a vector of names corresponding the the categories in a data frame exclusively composed of categorical variables.

Usage

getindexcat(data)

Value

Returns a character vector with the names of the categories of the variables in the data frame

Arguments

data

data frame of categorical variables

Author

Nicolas Robette

Details

This function may be useful prior to a specific MCA, to identify the indexes of the 'junk' categories to exclude.

See Also

ijunk, speMCA, csMCA

Examples

data(Music)
getindexcat(Music[,1:5])
mca <- speMCA(Music[,1:5], excl = c(3,6,9,12,15))