Struct CrossValidationResults 

pub struct CrossValidationResults {
    pub fold_scores: Vec<f64>,
    pub fold_metrics: Vec<HashMap<String, f64>>,
}

Cross-validation result aggregator.

Fields

fold_scores: Vec<f64>

Scores for each fold.

fold_metrics: Vec<HashMap<String, f64>>

Additional metrics for each fold.

Implementations

impl CrossValidationResults

pub fn new() -> Self

Create a new result aggregator.

pub fn add_fold(&mut self, score: f64, metrics: HashMap<String, f64>)

Add a fold result.

pub fn mean_score(&self) -> f64

Get mean score across all folds.

pub fn std_score(&self) -> f64

Get standard deviation of scores.

pub fn mean_metric(&self, metric_name: &str) -> Option<f64>

Get mean of a specific metric across all folds.

pub fn num_folds(&self) -> usize

Get number of folds.

Trait Implementations

impl Clone for CrossValidationResults

fn clone(&self) -> CrossValidationResults

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for CrossValidationResults

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

Formats the value using the given formatter.

impl Default for CrossValidationResults

fn default() -> Self

Returns the “default value” for a type.