Test whether codes in a concordance have fixed meanings.

Description

Test whether any codes in an object of class Concordance are ambiguous. A code is ambiguous if it appears in more than one classification, unless it only ever maps on to itself. See below for examples.

Usage

codesAmbiguous(object)

## S4 method for signature 'Concordance'
codesAmbiguous(object)

Arguments

Value

Logical.

See Also

The codes used by a concordances can be extracted using codes.

Examples

x <- cbind(c1 = c("a", "b", "c"), c2 = c("x", "y", "x"))
x <- Concordance(x)
## no codes found in both classifications
codesAmbiguous(x)

x <- cbind(c1 = c("a", "b", "c"), c2 = c("a", "y", "x"))
x <- Concordance(x)
## "a" found in both classifications, but maps on to itself.
codesAmbiguous(x)

x <- cbind(c1 = c("a", "b", "c"), c2 = c("x", "a", "x"))
x <- Concordance(x)
## "a" found in both classifications, mapping on to different values.
codesAmbiguous(x)