Struct TuckerDecomposition 

pub struct TuckerDecomposition {
    pub core: DenseTensor,
    pub factors: Vec<Vec<f64>>,
    pub shape: Vec<usize>,
    pub core_shape: Vec<usize>,
}

Tucker decomposition of a tensor

Fields

core: DenseTensor

Core tensor G

factors: Vec<Vec<f64>>

Factor matrices U_k (each stored column-major)

shape: Vec<usize>

Original shape

core_shape: Vec<usize>

Core shape (ranks)

Implementations

impl TuckerDecomposition

pub fn hosvd(tensor: &DenseTensor, config: &TuckerConfig) -> Self

Higher-Order SVD decomposition

pub fn to_dense(&self) -> DenseTensor

Reconstruct full tensor

pub fn compression_ratio(&self) -> f64

Compression ratio

Trait Implementations

impl Clone for TuckerDecomposition

fn clone(&self) -> TuckerDecomposition

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for TuckerDecomposition

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

Formats the value using the given formatter.