Struct PolynomialDecayLrScheduler 

pub struct PolynomialDecayLrScheduler {
    pub initial_lr: f64,
    pub final_lr: f64,
    pub power: f64,
    pub decay_steps: usize,
    /* private fields */
}

Polynomial decay learning rate scheduler.

Fields

initial_lr: f64

Initial learning rate.

final_lr: f64

Final learning rate.

power: f64

Power of the polynomial.

decay_steps: usize

Total number of decay steps.

Implementations

impl PolynomialDecayLrScheduler

pub fn new( initial_lr: f64, final_lr: f64, power: f64, decay_steps: usize, ) -> Self

Create a new polynomial decay LR scheduler.

Trait Implementations

impl Clone for PolynomialDecayLrScheduler

fn clone(&self) -> PolynomialDecayLrScheduler

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for PolynomialDecayLrScheduler

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

Formats the value using the given formatter.

impl LrScheduler for PolynomialDecayLrScheduler

fn step(&mut self, optimizer: &mut dyn Optimizer)

Update learning rate based on current step/epoch.

fn get_lr(&self) -> f64

Get current learning rate.

fn state_dict(&self) -> HashMap<String, f64>

Get scheduler state as a dictionary.

fn load_state_dict(&mut self, state: &HashMap<String, f64>) -> TrainResult<()>

Load scheduler state from a dictionary.