sklears-feature-selection 0.2.0

Feature selection algorithms for sklears - scikit-learn compatible ML in Rust
Documentation 
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//! Feature set diversity measures for evaluating feature complementarity
//!
//! This module provides stub implementations for feature diversity measurement.
//! Full implementations are planned for future releases.

use sklears_core::error::{Result as SklResult, SklearsError};

/// Feature set diversity measures (stub implementation)
#[derive(Debug, Clone)]
pub struct FeatureSetDiversityMeasures;

impl FeatureSetDiversityMeasures {
    /// compute_diversity
    pub fn compute_diversity(_feature_indices: &[usize]) -> SklResult<f64> {
        Err(SklearsError::NotImplemented(
            "FeatureSetDiversityMeasures::compute_diversity is not yet implemented".to_string(),
        ))
    }
}

/// Diversity index calculation (stub implementation)
#[derive(Debug, Clone)]
pub struct DiversityIndex;

impl DiversityIndex {
    /// compute
    pub fn compute(_features: &[usize]) -> SklResult<f64> {
        Err(SklearsError::NotImplemented(
            "DiversityIndex::compute is not yet implemented".to_string(),
        ))
    }
}

/// Feature spacing analysis (stub implementation)
#[derive(Debug, Clone)]
pub struct FeatureSpacing;

impl FeatureSpacing {
    /// compute_spacing
    pub fn compute_spacing(_features: &[usize]) -> SklResult<f64> {
        Err(SklearsError::NotImplemented(
            "FeatureSpacing::compute_spacing is not yet implemented".to_string(),
        ))
    }
}

/// Diversity matrix computation (stub implementation)
#[derive(Debug, Clone)]
pub struct DiversityMatrix;

impl DiversityMatrix {
    /// compute
    pub fn compute(_features: &[usize]) -> SklResult<Vec<Vec<f64>>> {
        Err(SklearsError::NotImplemented(
            "DiversityMatrix::compute is not yet implemented".to_string(),
        ))
    }
}

/// Ensemble diversity analysis (stub implementation)
#[derive(Debug, Clone)]
pub struct EnsembleDiversity;

impl EnsembleDiversity {
    /// compute_ensemble_diversity
    pub fn compute_ensemble_diversity(_feature_sets: &[Vec<usize>]) -> SklResult<f64> {
        Err(SklearsError::NotImplemented(
            "EnsembleDiversity::compute_ensemble_diversity is not yet implemented".to_string(),
        ))
    }
}