Struct MatrixSketcher 

pub struct MatrixSketcher { /* private fields */ }

Matrix sketching for dimension reduction

Implementations

impl MatrixSketcher

pub fn new( original_dimension: usize, sketch_dimension: usize, seed: Option<u64>, ) -> Result<Self>

Create new matrix sketcher

pub fn sketch_vector(&self, vector: &[Precision]) -> Result<Vec<Precision>>

Sketch a vector (reduce dimension)

pub fn sketch_matrix( &self, matrix_rows: &[Vec<Precision>], ) -> Result<Vec<Vec<Precision>>>

Sketch a matrix (reduce both dimensions)

pub fn compression_ratio(&self) -> Precision

Get compression ratio

pub fn reconstruct_vector( &self, sketched: &[Precision], ) -> Result<Vec<Precision>>

Reconstruct approximate vector (simplified)

Trait Implementations

impl Debug for MatrixSketcher

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

Formats the value using the given formatter.