Struct ComponentVisualization 

pub struct ComponentVisualization {
    pub loadings: Array2<Float>,
    pub scores: Array2<Float>,
    pub explained_variance: Array1<Float>,
    pub explained_variance_ratio: Array1<Float>,
    pub feature_names: Option<Vec<String>>,
    pub component_names: Option<Vec<String>>,
}

Component visualization data structure

Fields

loadings: Array2<Float>

Component loadings/weights

scores: Array2<Float>

Component scores (transformed data)

explained_variance: Array1<Float>

Explained variance for each component

explained_variance_ratio: Array1<Float>

Explained variance ratio for each component

feature_names: Option<Vec<String>>

Feature names (optional)

component_names: Option<Vec<String>>

Component names (optional)

Implementations

impl ComponentVisualization

pub fn new( loadings: Array2<Float>, scores: Array2<Float>, explained_variance: Array1<Float>, ) -> Self

Create a new ComponentVisualization

pub fn with_feature_names(self, names: Vec<String>) -> Self

Set feature names

pub fn with_component_names(self, names: Vec<String>) -> Self

Set component names

pub fn loading_plot_data( &self, comp1: usize, comp2: usize, ) -> Result<LoadingPlotData>

Get loading plot data for specified components

pub fn biplot_data(&self, comp1: usize, comp2: usize) -> Result<BiplotData>

Generate biplot data combining scores and loadings

pub fn feature_importance(&self) -> Array2<Float>

Calculate feature importance for each component

pub fn top_features_per_component( &self, n_features: usize, ) -> Vec<Vec<FeatureImportance>>

Get the most important features for each component

pub fn component_contributions(&self) -> ComponentContribution

Calculate component contribution to total variance

pub fn scree_plot_data(&self) -> ScreePlotData

Generate scree plot data (eigenvalues vs component number)

pub fn optimal_components(&self) -> OptimalComponentsAnalysis

Find optimal number of components using various criteria

Trait Implementations

impl Clone for ComponentVisualization

fn clone(&self) -> Self

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for ComponentVisualization

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

Formats the value using the given formatter.