Struct HuberLoss 

pub struct HuberLoss { /* private fields */ }

Huber loss with configurable delta.

Implementations

impl HuberLoss

pub fn new(delta: f64) -> Result<Self, RillError>

Create a new Huber loss with the given delta.

Returns an error if delta is not finite and strictly positive.

pub const fn delta(&self) -> f64

The configured delta.

pub fn loss(&self, prediction: f64, target: f64) -> f64

Compute the Huber loss.

pub fn gradient(&self, prediction: f64, target: f64) -> f64

Compute the gradient w.r.t. the prediction.

Trait Implementations

impl Clone for HuberLoss

fn clone(&self) -> HuberLoss

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for HuberLoss

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

Formats the value using the given formatter.

impl Default for HuberLoss

fn default() -> Self

Returns the “default value” for a type.