dials a stylized black dial on a beige background

R-CMD-check Codecov test coverage CRAN_Status_Badge Downloads lifecycle


This package contains infrastructure to create and manage values of tuning parameters for the tidymodels packages. If you are looking for how to tune parameters in tidymodels, please look at the tune package and tidymodels.org.

The name reflects the idea that tuning predictive models can be like turning a set of dials on a complex machine under duress.

two Star Trek characters in front of a machine with many dials, lights, and buttons


You can install the released version of dials from CRAN with:


You can install the development version from Github with:

# install.packages("pak")


Please note that the dials project is released with a Contributor Code of Conduct. By contributing to this project, you agree to abide by its terms.