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ContinuousDistribution

so_stats::distributions

Enum ContinuousDistribution

pub enum ContinuousDistribution {
    Normal {
        mean: f64,
        std_dev: f64,
    },
    StudentsT {
        df: f64,
    },
    ChiSquared {
        df: f64,
    },
    FisherSnedecor {
        d1: f64,
        d2: f64,
    },
    Exponential {
        rate: f64,
    },
    Gamma {
        shape: f64,
        rate: f64,
    },
    Beta {
        alpha: f64,
        beta: f64,
    },
    LogNormal {
        mu: f64,
        sigma: f64,
    },
    Cauchy {
        location: f64,
        scale: f64,
    },
    Weibull {
        shape: f64,
        scale: f64,
    },
    Uniform {
        lower: f64,
        upper: f64,
    },
}

Expand description

Enum representing common continuous distributions

Variants§

Normal

Fields

§mean: f64

§std_dev: f64

StudentsT

Fields

§df: f64

ChiSquared

Fields

§df: f64

FisherSnedecor

Fields

§d1: f64

§d2: f64

Exponential

Fields

§rate: f64

Gamma

Fields

§shape: f64

§rate: f64

Beta

Fields

§alpha: f64

§beta: f64

LogNormal

Fields

§mu: f64

§sigma: f64

Cauchy

Fields

§location: f64

§scale: f64

Weibull

Fields

§shape: f64

§scale: f64

Uniform

Fields

§lower: f64

§upper: f64

Implementations§

impl ContinuousDistribution

pub fn standard_normal() -> Self

Create a standard normal distribution

pub fn normal(mean: f64, std_dev: f64) -> Result<Self>

Create a normal distribution with given parameters

pub fn students_t(df: f64) -> Result<Self>

Create a t-distribution

pub fn chi_squared(df: f64) -> Result<Self>

Create a chi-squared distribution

pub fn fisher_snedecor(d1: f64, d2: f64) -> Result<Self>

Create an F-distribution

pub fn pdf(&self, x: f64) -> f64

Probability density function

pub fn cdf(&self, x: f64) -> f64

Cumulative distribution function

pub fn quantile(&self, p: f64) -> Option<f64>

Quantile function (inverse CDF)

pub fn sample<R: Rng>(&self, _rng: &mut R) -> f64

Generate random sample from distribution

Trait Implementations§

impl Clone for ContinuousDistribution

fn clone(&self) -> ContinuousDistribution

Returns a duplicate of the value. Read more

1.0.0 · Source§

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

Performs copy-assignment from source. Read more

impl Debug for ContinuousDistribution

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

Formats the value using the given formatter. Read more

Auto Trait Implementations§

impl Freeze for ContinuousDistribution

impl RefUnwindSafe for ContinuousDistribution

impl Send for ContinuousDistribution

impl Sync for ContinuousDistribution

impl Unpin for ContinuousDistribution

impl UnsafeUnpin for ContinuousDistribution

impl UnwindSafe for ContinuousDistribution

Blanket Implementations§

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

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

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

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

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

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

Mutably borrows from an owned value. Read more

impl<T> CloneToUninit for T
where T: Clone,

unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)

Performs copy-assignment from self to dest. Read more

impl<T> From<T> for T

fn from(t: T) -> T

Returns the argument unchanged.

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

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> Same for T

type Output = T

Should always be Self

impl<SS, SP> SupersetOf<SS> for SP
where SS: SubsetOf<SP>,

fn to_subset(&self) -> Option<SS>

The inverse inclusion map: attempts to construct self from the equivalent element of its superset. Read more

fn is_in_subset(&self) -> bool

Checks if self is actually part of its subset T (and can be converted to it).

fn to_subset_unchecked(&self) -> SS

Use with care! Same as self.to_subset but without any property checks. Always succeeds.

fn from_subset(element: &SS) -> SP

The inclusion map: converts self to the equivalent element of its superset.

impl<T> ToOwned for T
where T: Clone,

type Owned = T

The resulting type after obtaining ownership.

fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more

fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more

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

type Error = Infallible

The type returned in the event of a conversion error.

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

Performs the conversion.

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

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

The type returned in the event of a conversion error.

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

Performs the conversion.

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

fn vzip(self) -> V