MachineShop (version 3.8.0)

ParameterGrid: Tuning Parameters Grid

Description

Defines a tuning grid from a set of parameters.

Usage

ParameterGrid(...)
# S3 method for param
ParameterGrid(..., size = 3, random = FALSE)
# S3 method for list
ParameterGrid(object, size = 3, random = FALSE, ...)
# S3 method for parameters
ParameterGrid(object, size = 3, random = FALSE, ...)

Value

ParameterGrid class object that inherits from parameters and TuningGrid.

Arguments

...

named param objects as defined in the dials package.

size

single integer or vector of integers whose positions or names match the given parameters and which specify the number of values used to construct the grid.

random

number of unique points to sample at random from the grid defined by size, or FALSE for all points.

object

list of named param objects or a parameters object. This is a positional argument that must be given first in calls to its methods.

See Also

TunedModel

Examples

## GBMModel tuning parameters
grid <- ParameterGrid(
  n.trees = dials::trees(),
  interaction.depth = dials::tree_depth(),
  random = 5
)
TunedModel(GBMModel, grid = grid)