R: Please ignore

contr.earth.response {earth} | R Documentation

## Please ignore

### Description

Contrasts function for factors in the `earth` response. For internal use by earth.

### Usage

    contr.earth.response(x, base, contrasts)

### Arguments

`x` | a factor
`base` | unused
`contrasts` | unused

### Value

Returns a diagonal matrix. An example for a 3 level factor with levels `A`, `B`, and `C`:

          A B C
        A 1 0 0
        B 0 1 0
        C 0 0 1

### Note

Earth uses this function internally. You shouldn't need it. It is made publicly available only because it seems that is necessary for `model.matrix`.

### See Also

`contrasts`

[Package earth version 5.1.2 Index]