coef.tune_xrnet         Get coefficient estimates from "tune_xrnet"
                        model object.
coef.xrnet              Get coefficient estimates from "xrnet" model
                        object.
define_enet             Define elastic net regularization object for
                        predictor and external data
define_lasso            Define lasso regularization object for
                        predictor and external data
define_penalty          Define regularization object for predictor and
                        external data.
define_ridge            Define ridge regularization object for
                        predictor and external data
ext_linear              Simulated external data
plot.tune_xrnet         Plot k-fold cross-validation error grid
predict.tune_xrnet      Predict function for "tune_xrnet" object
predict.xrnet           Predict function for "xrnet" object
tune_xrnet              k-fold cross-validation for hierarchical
                        regularized regression
x_linear                Simulated example data for hierarchical
                        regularized linear regression
xrnet                   Fit hierarchical regularized regression model
xrnet_control           Control function for xrnet fitting
y_linear                Simulated outcome data
