opencv::core

Function pca_compute2_variance

Source 
pub fn pca_compute2_variance(
    data: &impl ToInputArray,
    mean: &mut impl ToInputOutputArray,
    eigenvectors: &mut impl ToOutputArray,
    eigenvalues: &mut impl ToOutputArray,
    retained_variance: f64,
) -> Result<()>
Expand description

wrap PCA::operator() and add eigenvalues output parameter