Struct TrainingParameters

pub struct TrainingParameters<'a> { /* private fields */ }

Parameters used by the Booster::train method for training new models. Created using TrainingParametersBuilder.

Implementations

impl<'a> TrainingParameters<'a>

pub fn dtrain(&self) -> &'a DMatrix

pub fn set_dtrain(&mut self, dtrain: &'a DMatrix)

pub fn boost_rounds(&self) -> u32

pub fn set_boost_rounds(&mut self, boost_rounds: u32)

pub fn booster_params(&self) -> &BoosterParameters

pub fn set_booster_params<T: Into<BoosterParameters>>( &mut self, booster_params: T, )

pub fn evaluation_sets(&self) -> Option<&'a [(&'a DMatrix, &'a str)]>

pub fn set_evaluation_sets( &mut self, evaluation_sets: Option<&'a [(&'a DMatrix, &'a str)]>, )

pub fn custom_objective_fn( &self, ) -> &Option<fn(&[f32], &DMatrix) -> (Vec<f32>, Vec<f32>)>

pub fn set_custom_objective_fn( &mut self, custom_objective_fn: Option<fn(&[f32], &DMatrix) -> (Vec<f32>, Vec<f32>)>, )

pub fn custom_evaluation_fn(&self) -> &Option<fn(&[f32], &DMatrix) -> f32>

pub fn set_custom_evaluation_fn( &mut self, custom_evaluation_fn: Option<fn(&[f32], &DMatrix) -> f32>, )

Trait Implementations

impl<'a> Clone for TrainingParameters<'a>

fn clone(&self) -> TrainingParameters<'a>

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.