Struct QuantumPCA

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pub struct QuantumPCA { /* private fields */ }
Expand description

Quantum Principal Component Analysis implementation

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impl QuantumPCA

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pub fn new(data: Array2<f64>, params: QPCAParams) -> Self

Create new qPCA instance with data matrix

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pub fn compute_density_matrix( &mut self, ) -> Result<&Array2<Complex64>, QuantRS2Error>

Compute the quantum density matrix from classical data

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pub fn quantum_phase_estimation( &self, unitary: &Array2<Complex64>, state: &Array1<Complex64>, ) -> Result<f64, QuantRS2Error>

Quantum phase estimation for eigenvalue extraction

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pub fn extract_components(&mut self) -> Result<(), QuantRS2Error>

Extract principal components using quantum algorithm

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pub fn transform( &self, data: &Array2<f64>, ) -> Result<Array2<f64>, QuantRS2Error>

Project data onto principal components

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pub fn explained_variance_ratio(&self) -> Result<Array1<f64>, QuantRS2Error>

Get explained variance ratio for each component

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pub fn n_components(&self) -> Option<usize>

Get the number of components

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pub fn eigenvalues(&self) -> Option<&Array1<f64>>

Get eigenvalues

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pub fn eigenvectors(&self) -> Option<&Array2<Complex64>>

Get eigenvectors

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