Spark ML – ML Params


Helper methods for working with parameters for ML objects.


ml_is_set(x, param, ...)

ml_param_map(x, ...)

ml_param(x, param, allow_null = FALSE, ...)

ml_params(x, params = NULL, allow_null = FALSE, ...)


Argument Description
x A Spark ML object, either a pipeline stage or an evaluator.
param The parameter to extract or set.
Optional arguments; currently unused.
allow_null Whether to allow NULL results when extracting parameters. If FALSE, an error will be thrown if the specified parameter is not found. Defaults to FALSE.
params A vector of parameters to extract.