Struct rusty_machine::learning::naive_bayes::Multinomial

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pub struct Multinomial { /* private fields */ }

Expand description

The Multinomial Naive Bayes model distribution.

Defines:

p(x|C_k) ∝ ∏_i p_k^x_i

Implementations

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impl Multinomial

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pub fn log_probs(&self) -> &Matrix<f64>

The log probability matrix.

A matrix of class by feature model log-probabilities.

Trait Implementations

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impl Debug for Multinomial

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

Formats the value using the given formatter. Read more

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impl Distribution for Multinomial

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fn from_model_params(class_count: usize, features: usize) -> Multinomial

Initialize the distribution parameters.

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fn update_params(
 &mut self,
 data: &Matrix<f64>,
 class: usize
) -> LearningResult<()>

Updates the distribution parameters.

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fn joint_log_lik(
 &self,
 data: &Matrix<f64>,
 class_prior: &[f64]
) -> LearningResult<Matrix<f64>>

Compute the joint log likelihood of the data. Read more

Auto Trait Implementations

impl RefUnwindSafe for Multinomial

impl Send for Multinomial

impl Sync for Multinomial

impl Unpin for Multinomial

impl UnwindSafe for Multinomial

Blanket Implementations

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

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

impl<T> Borrow<T> for Twhere
T: ?Sized,

const: unstable

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

impl<T> BorrowMut<T> for Twhere
T: ?Sized,

const: unstable

fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more

impl<T> From<T> for T

const: unstable

fn from(t: T) -> T

Returns the argument unchanged.

impl<T, U> Into for Twhere
U: From<T>,

const: unstable

fn into(self) -> U

Calls U::from(self).

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

impl<T, U> TryFrom for Twhere
U: Into<T>,

type Error = Infallible

The type returned in the event of a conversion error.

const: unstable

fn try_from(value: U) -> Result<T, <T as TryFrom>::Error>

Performs the conversion.

impl<T, U> TryInto for Twhere
U: TryFrom<T>,

type Error = >::Error

The type returned in the event of a conversion error.

const: unstable

fn try_into(self) -> Result<U, >::Error>

Performs the conversion.

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impl<V, T> VZip<V> for Twhere
V: MultiLane<T>,

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Struct rusty_machine::learning::naive_bayes::Multinomial

Implementations

impl Multinomial

pub fn log_probs(&self) -> &Matrix<f64>

Trait Implementations

impl Debug for Multinomial

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

impl Distribution for Multinomial

fn from_model_params(class_count: usize, features: usize) -> Multinomial

fn update_params(
    &mut self,
    data: &Matrix<f64>,
    class: usize
) -> LearningResult<()>

fn joint_log_lik(
    &self,
    data: &Matrix<f64>,
    class_prior: &[f64]
) -> LearningResult<Matrix<f64>>

Auto Trait Implementations

impl RefUnwindSafe for Multinomial

impl Send for Multinomial

impl Sync for Multinomial

impl Unpin for Multinomial

impl UnwindSafe for Multinomial

Blanket Implementations

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

fn type_id(&self) -> TypeId

impl<T> Borrow<T> for Twhere
T: ?Sized,

fn borrow(&self) -> &T

impl<T> BorrowMut<T> for Twhere
T: ?Sized,

fn borrow_mut(&mut self) -> &mut T

impl<T> From<T> for T

fn from(t: T) -> T

impl<T, U> Into<U> for Twhere
U: From<T>,

fn into(self) -> U

impl<T, U> TryFrom<U> for Twhere
U: Into<T>,

type Error = Infallible

fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

impl<T, U> TryInto<U> for Twhere
U: TryFrom<T>,

type Error = <U as TryFrom<T>>::Error

fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

impl<V, T> VZip<V> for Twhere
V: MultiLane<T>,

fn vzip(self) -> V

Struct rusty_machine::learning::naive_bayes::Multinomial

Implementations

impl Multinomial

pub fn log_probs(&self) -> &Matrix<f64>

Trait Implementations

impl Debug for Multinomial

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

impl Distribution for Multinomial

fn from_model_params(class_count: usize, features: usize) -> Multinomial

fn update_params( &mut self, data: &Matrix<f64>, class: usize) -> LearningResult<()>

fn joint_log_lik( &self, data: &Matrix<f64>, class_prior: &[f64]) -> LearningResult<Matrix<f64>>

Auto Trait Implementations

impl RefUnwindSafe for Multinomial

impl Send for Multinomial

impl Sync for Multinomial

impl Unpin for Multinomial

impl UnwindSafe for Multinomial

Blanket Implementations

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

fn type_id(&self) -> TypeId

impl<T> Borrow<T> for Twhere T: ?Sized,

fn borrow(&self) -> &T

impl<T> BorrowMut<T> for Twhere T: ?Sized,

fn borrow_mut(&mut self) -> &mut T

impl<T> From<T> for T

fn from(t: T) -> T

impl<T, U> Into<U> for Twhere U: From<T>,

fn into(self) -> U

impl<T, U> TryFrom<U> for Twhere U: Into<T>,

type Error = Infallible

fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

impl<T, U> TryInto<U> for Twhere U: TryFrom<T>,

type Error = <U as TryFrom<T>>::Error

fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

impl<V, T> VZip<V> for Twhere V: MultiLane<T>,

fn vzip(self) -> V

fn update_params(
&mut self,
data: &Matrix<f64>,
class: usize
) -> LearningResult<()>

fn joint_log_lik(
&self,
data: &Matrix<f64>,
class_prior: &[f64]
) -> LearningResult<Matrix<f64>>

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

impl<T> Borrow<T> for Twhere
T: ?Sized,

impl<T> BorrowMut<T> for Twhere
T: ?Sized,

impl<T, U> Into<U> for Twhere
U: From<T>,

impl<T, U> TryFrom<U> for Twhere
U: Into<T>,

impl<T, U> TryInto<U> for Twhere
U: TryFrom<T>,

impl<V, T> VZip<V> for Twhere
V: MultiLane<T>,