fit-method-unconstrain_variables: Transform a set of parameter values to the unconstrained...

In stan-dev/cmdstanr: R Interface to 'CmdStan'

Transform a set of parameter values to the unconstrained scale

Description

The ⁠$unconstrain_variables()⁠ method transforms input parameters to the unconstrained scale.

Usage

unconstrain_variables(variables)

Arguments

variables

(list) A list of parameter values to transform, in the same format as provided to the init argument of the ⁠$sample()⁠ method.

See Also

log_prob(), grad_log_prob(), constrain_variables(), unconstrain_variables(), unconstrain_draws(), variable_skeleton(), hessian()

Examples

## Not run: 
fit_mcmc <- cmdstanr_example("logistic", method = "sample", force_recompile = TRUE)
fit_mcmc$init_model_methods()
fit_mcmc$unconstrain_variables(list(alpha = 0.5, beta = c(0.7, 1.1, 0.2)))

## End(Not run)

stan-dev/cmdstanr documentation built on May 1, 2024, 7:17 a.m.