Struct GradientBoosting 

pub struct GradientBoosting {
    pub n_estimators: usize,
    pub learning_rate: f64,
    pub max_depth: usize,
    pub loss: GBLoss,
}

Ensemble method: gradient boosting.

Fields

n_estimators: usize

learning_rate: f64

max_depth: usize

loss: GBLoss

Implementations

impl GradientBoosting

pub fn new(n: usize, lr: f64, depth: usize, loss: GBLoss) -> Self

pub fn xgboost_style(n: usize) -> Self

pub fn effective_shrinkage(&self) -> f64

pub fn n_leaves_upper_bound(&self) -> usize

pub fn is_regularized(&self) -> bool

Trait Implementations

impl Clone for GradientBoosting

fn clone(&self) -> GradientBoosting

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for GradientBoosting

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.