hardhat: contr_one_hot – R documentation

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contr_one_hot

Contrast function for one-hot encodings

This contrast function produces a model matrix that has indicator columns for each level of each factor.

contr_one_hot(n, contrasts = TRUE, sparse = FALSE)

`n`	A vector of character factor levels or the number of unique levels.
`contrasts`	This argument is for backwards compatibility and only the default of `TRUE` is supported.
`sparse`	This argument is for backwards compatibility and only the default of `FALSE` is supported.

A diagonal matrix that is n-by-n.

Construct Modeling Packages

v0.1.5

MIT + file LICENSE

Authors

Davis Vaughan [aut, cre], Max Kuhn [aut], RStudio [cph]

Initial release