Struct F1Score 

pub struct F1Score {
    pub class_id: Option<usize>,
}

F1 score metric for classification.

Fields

class_id: Option<usize>

Class to compute F1 for (None = macro average).

Trait Implementations

impl Clone for F1Score

fn clone(&self) -> F1Score

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for F1Score

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

Formats the value using the given formatter.

impl Default for F1Score

fn default() -> F1Score

Returns the “default value” for a type.

impl Metric for F1Score

fn compute( &self, predictions: &ArrayView<'_, f64, Ix2>, targets: &ArrayView<'_, f64, Ix2>, ) -> TrainResult<f64>

Compute metric value.

fn name(&self) -> &str

Get metric name.

fn reset(&mut self)

Reset metric state (for stateful metrics).