pub struct JLEmbedding { /* private fields */ }Expand description
Johnson-Lindenstrauss embedding for dimension reduction
Implementations§
Source§impl JLEmbedding
impl JLEmbedding
Sourcepub fn new(
original_dim: usize,
eps: Precision,
seed: Option<u64>,
) -> Result<Self>
pub fn new( original_dim: usize, eps: Precision, seed: Option<u64>, ) -> Result<Self>
Create new Johnson-Lindenstrauss embedding
Sourcepub fn project_vector(&self, x: &[Precision]) -> Result<Vec<Precision>>
pub fn project_vector(&self, x: &[Precision]) -> Result<Vec<Precision>>
Project vector to lower dimensional space
Sourcepub fn reconstruct_vector(&self, y: &[Precision]) -> Result<Vec<Precision>>
pub fn reconstruct_vector(&self, y: &[Precision]) -> Result<Vec<Precision>>
Reconstruct vector in original space
pub fn compression_ratio(&self) -> Precision
pub fn target_dimension(&self) -> usize
Trait Implementations§
Source§impl Clone for JLEmbedding
impl Clone for JLEmbedding
Source§fn clone(&self) -> JLEmbedding
fn clone(&self) -> JLEmbedding
Returns a duplicate of the value. Read more
1.0.0 · Source§fn clone_from(&mut self, source: &Self)
fn clone_from(&mut self, source: &Self)
Performs copy-assignment from
source. Read moreAuto Trait Implementations§
impl Freeze for JLEmbedding
impl RefUnwindSafe for JLEmbedding
impl Send for JLEmbedding
impl Sync for JLEmbedding
impl Unpin for JLEmbedding
impl UnwindSafe for JLEmbedding
Blanket Implementations§
Source§impl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
Source§fn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
Source§impl<T> CloneToUninit for Twhere
T: Clone,
impl<T> CloneToUninit for Twhere
T: Clone,
Source§impl<T> Pointable for T
impl<T> Pointable for T
Source§impl<SS, SP> SupersetOf<SS> for SPwhere
SS: SubsetOf<SP>,
impl<SS, SP> SupersetOf<SS> for SPwhere
SS: SubsetOf<SP>,
Source§fn to_subset(&self) -> Option<SS>
fn to_subset(&self) -> Option<SS>
The inverse inclusion map: attempts to construct
self from the equivalent element of its
superset. Read moreSource§fn is_in_subset(&self) -> bool
fn is_in_subset(&self) -> bool
Checks if
self is actually part of its subset T (and can be converted to it).Source§fn to_subset_unchecked(&self) -> SS
fn to_subset_unchecked(&self) -> SS
Use with care! Same as
self.to_subset but without any property checks. Always succeeds.Source§fn from_subset(element: &SS) -> SP
fn from_subset(element: &SS) -> SP
The inclusion map: converts
self to the equivalent element of its superset.