sklears_preprocessing::dimensionality_reduction

Struct PCAFitted

pub struct PCAFitted { /* private fields */ }

Expand description

Fitted PCA with learned parameters

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impl PCAFitted

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pub fn components(&self) -> &Array2<f64>

Get the principal components

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pub fn explained_variance(&self) -> &Array1<f64>

Get the explained variance

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

Get the explained variance ratio

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pub fn singular_values(&self) -> &Array1<f64>

Get the singular values

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

Get the mean (if centering was enabled)

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pub fn n_components(&self) -> usize

Get the number of components

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pub fn n_features(&self) -> usize

Get the number of original features

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pub fn cumulative_explained_variance_ratio(&self) -> Array1<f64>

Calculate the cumulative explained variance ratio

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impl Transform<ArrayBase<OwnedRepr<f64>, Dim<[usize; 2]>>> for PCAFitted

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fn transform(&self, x: &Array2<f64>) -> Result<Array2<f64>>

Transform the input data

Auto Trait Implementations§

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impl UnwindSafe for PCAFitted

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impl<T> Any for T
where T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

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where T: ?Sized,

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impl<T> BorrowMut<T> for T
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fn borrow_mut(&mut self) -> &mut T

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impl<T> From<T> for T

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fn from(t: T) -> T

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T> IntoEither for T

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fn into_either(self, into_left: bool) -> Either<Self, Self>

Converts self into a Left variant of Either<Self, Self> if into_left is true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more

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where F: FnOnce(&Self) -> bool,

Converts self into a Left variant of Either<Self, Self> if into_left(&self) returns true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more

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