Struct Moments4

Source

pub struct Moments4 { /* private fields */ }

Expand description

Estimate the first N moments of a sequence of numbers (“population”).

Implementations§

Source §

impl Moments4

Source

pub fn new() -> Moments4

Create a new moments estimator.

Source

pub fn is_empty(&self) -> bool

Determine whether the sample is empty.

Source

pub fn len(&self) -> u64

Return the sample size.

Source

pub fn mean(&self) -> f64

Estimate the mean of the population.

Returns NaN for an empty sample.

Source

pub fn central_moment(&self, p: usize) -> f64

Estimate the pth central moment of the population.

If p > 1, returns NaN for an empty sample.

Source

pub fn standardized_moment(&self, p: usize) -> f64

Available on crate features std or libm only.

Estimate the pth standardized moment of the population.

Source

pub fn sample_variance(&self) -> f64

Calculate the sample variance.

This is an unbiased estimator of the variance of the population.

Returns NaN for samples of size 1 or less.

Source

pub fn sample_skewness(&self) -> f64

Available on crate features std or libm only.

Calculate the sample skewness.

Returns NaN for an empty sample.

Source

pub fn sample_excess_kurtosis(&self) -> f64

Calculate the sample excess kurtosis.

Returns NaN for samples of size 3 or less.

Source

pub fn add(&mut self, x: f64)

Add an observation sampled from the population.

Trait Implementations§

Source §

impl Clone for Moments4

Source §

fn clone(&self) -> Moments4

Returns a duplicate of the value. Read more

1.0.0 · Source§

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

Performs copy-assignment from source. Read more

Source §

impl Debug for Moments4

Source §

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

Formats the value using the given formatter. Read more

Source §

impl Default for Moments4

Source §

fn default() -> Moments4

Returns the “default value” for a type. Read more

Source §

impl<'de> Deserialize<'de> for Moments4

Source §

fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>
where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer. Read more

Source §

impl<'a> Extend<&'a f64> for Moments4

Source §

fn extend<T>(&mut self, iter: T)
where T: IntoIterator<Item = &'a f64>,

Extends a collection with the contents of an iterator. Read more

Source §

fn extend_one(&mut self, item: A)

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

Extends a collection with exactly one element.

Source §

fn extend_reserve(&mut self, additional: usize)

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

Reserves capacity in a collection for the given number of additional elements. Read more

Source §

impl Extend<f64> for Moments4

Source §

fn extend<T>(&mut self, iter: T)
where T: IntoIterator<Item = f64>,

Extends a collection with the contents of an iterator. Read more

Source §

fn extend_one(&mut self, item: A)

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

Extends a collection with exactly one element.

Source §

fn extend_reserve(&mut self, additional: usize)

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

Reserves capacity in a collection for the given number of additional elements. Read more

Source §

impl<'a> FromIterator<&'a f64> for Moments4

Source §

fn from_iter<T>(iter: T) -> Moments4
where T: IntoIterator<Item = &'a f64>,

Creates a value from an iterator. Read more

Source §

impl FromIterator<f64> for Moments4

Source §

fn from_iter<T>(iter: T) -> Moments4
where T: IntoIterator<Item = f64>,

Creates a value from an iterator. Read more

Source §

impl<'a> FromParallelIterator<&'a f64> for Moments4

Available on crate feature rayon only.

Source §

fn from_par_iter(par_iter: I) -> Moments4
where I: IntoParallelIterator<Item = &'a f64>, Self: Merge,

Creates an instance of the collection from the parallel iterator par_iter. Read more

Source §

impl FromParallelIterator<f64> for Moments4

Available on crate feature rayon only.

Source §

fn from_par_iter(par_iter: I) -> Moments4
where I: IntoParallelIterator<Item = f64>, Self: Merge,

Creates an instance of the collection from the parallel iterator par_iter. Read more

Source §

impl Merge for Moments4

Source §

fn merge(&mut self, other: &Moments4)

Merge the other estimator into this one. Read more

Source §

impl Serialize for Moments4

Source §

fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
where S: Serializer,

Serialize this value into the given Serde serializer. Read more

Auto Trait Implementations§

§

impl UnwindSafe for Moments4

Blanket Implementations§

Source §

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

Source §

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

Source §

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

Source §

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

Source §

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

Source §

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

Mutably borrows from an owned value. Read more

Source §

impl<S, T> Cast<T> for S
where T: Conv<S>,

Source §

fn cast(self) -> T

Cast from Self to T Read more

Source §

fn try_cast(self) -> Result<T, Error>

Try converting from Self to T Read more

Source §

impl<S, T> CastApprox<T> for S
where T: ConvApprox<S>,

Source §

fn try_cast_approx(self) -> Result<T, Error>

Try approximate conversion from Self to T Read more

Source §

fn cast_approx(self) -> T

Cast approximately from Self to T Read more

Source §

impl<S, T> CastFloat<T> for S
where T: ConvFloat<S>,

Source §

fn cast_trunc(self) -> T

Cast to integer, truncating Read more

Source §

fn cast_nearest(self) -> T

Cast to the nearest integer Read more

Source §

fn cast_floor(self) -> T

Cast the floor to an integer Read more

Source §

fn cast_ceil(self) -> T

Cast the ceiling to an integer Read more

Source §

fn try_cast_trunc(self) -> Result<T, Error>

Try converting to integer with truncation Read more

Source §

fn try_cast_nearest(self) -> Result<T, Error>

Try converting to the nearest integer Read more

Source §

fn try_cast_floor(self) -> Result<T, Error>

Try converting the floor to an integer Read more

Source §

fn try_cast_ceil(self) -> Result<T, Error>

Try convert the ceiling to an integer Read more

Source §

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

Source §

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

Source §

impl<T> From<T> for T

Source §

fn from(t: T) -> T

Returns the argument unchanged.

Source §

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

Source §

fn into(self) -> U

Calls U::from(self).

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

Source §

impl<T> IntoEither for T

Source §

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

Source §

fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
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

Source §

impl<T> Pointable for T

Source §

const ALIGN: usize

The alignment of pointer.

Source §

type Init = T

The type for initializers.

Source §

unsafe fn init(init: <T as Pointable>::Init) -> usize

Initializes a with the given initializer. Read more

Source §

unsafe fn deref<'a>(ptr: usize) -> &'a T

Dereferences the given pointer. Read more

Source §

unsafe fn deref_mut<'a>(ptr: usize) -> &'a mut T

Mutably dereferences the given pointer. Read more

Source §

unsafe fn drop(ptr: usize)

Drops the object pointed to by the given pointer. Read more

Source §

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

Source §

type Owned = T

The resulting type after obtaining ownership.

Source §

fn to_owned(&self) -> T

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

Source §

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

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

Source §

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

Source §

type Error = Infallible

The type returned in the event of a conversion error.

Source §

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

Performs the conversion.

Source §

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

Source §

type Error = >::Error

The type returned in the event of a conversion error.

Source §

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

Performs the conversion.

Source §

Struct Moments4Copy item path

Implementations§

impl Moments4

pub fn new() -> Moments4

pub fn is_empty(&self) -> bool

pub fn len(&self) -> u64

pub fn mean(&self) -> f64

pub fn central_moment(&self, p: usize) -> f64

pub fn standardized_moment(&self, p: usize) -> f64

pub fn sample_variance(&self) -> f64

pub fn sample_skewness(&self) -> f64

pub fn sample_excess_kurtosis(&self) -> f64

pub fn add(&mut self, x: f64)

Trait Implementations§

impl Clone for Moments4

fn clone(&self) -> Moments4

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

impl Debug for Moments4

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

impl Default for Moments4

fn default() -> Moments4

impl<'de> Deserialize<'de> for Moments4

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>where __D: Deserializer<'de>,

impl<'a> Extend<&'a f64> for Moments4

fn extend<T>(&mut self, iter: T)where T: IntoIterator<Item = &'a f64>,

fn extend_one(&mut self, item: A)

fn extend_reserve(&mut self, additional: usize)

impl Extend<f64> for Moments4

fn extend<T>(&mut self, iter: T)where T: IntoIterator<Item = f64>,

fn extend_one(&mut self, item: A)

fn extend_reserve(&mut self, additional: usize)

impl<'a> FromIterator<&'a f64> for Moments4

fn from_iter<T>(iter: T) -> Moments4where T: IntoIterator<Item = &'a f64>,

impl FromIterator<f64> for Moments4

fn from_iter<T>(iter: T) -> Moments4where T: IntoIterator<Item = f64>,

impl<'a> FromParallelIterator<&'a f64> for Moments4

fn from_par_iter<I>(par_iter: I) -> Moments4where I: IntoParallelIterator<Item = &'a f64>, Self: Merge,

impl FromParallelIterator<f64> for Moments4

fn from_par_iter<I>(par_iter: I) -> Moments4where I: IntoParallelIterator<Item = f64>, Self: Merge,

impl Merge for Moments4

fn merge(&mut self, other: &Moments4)

impl Serialize for Moments4

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>where __S: Serializer,

Auto Trait Implementations§

impl Freeze for Moments4

impl RefUnwindSafe for Moments4

impl Send for Moments4

impl Sync for Moments4

impl Unpin for Moments4

impl UnwindSafe for Moments4

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<S, T> Cast<T> for Swhere T: Conv<S>,

fn cast(self) -> T

fn try_cast(self) -> Result<T, Error>

impl<S, T> CastApprox<T> for Swhere T: ConvApprox<S>,

fn try_cast_approx(self) -> Result<T, Error>

fn cast_approx(self) -> T

impl<S, T> CastFloat<T> for Swhere T: ConvFloat<S>,

fn cast_trunc(self) -> T

fn cast_nearest(self) -> T

fn cast_floor(self) -> T

fn cast_ceil(self) -> T

fn try_cast_trunc(self) -> Result<T, Error>

fn try_cast_nearest(self) -> Result<T, Error>

fn try_cast_floor(self) -> Result<T, Error>

fn try_cast_ceil(self) -> Result<T, Error>

impl<T> CloneToUninit for Twhere T: Clone,

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

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> IntoEither for T

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

Struct Moments4

fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>
where __D: Deserializer<'de>,

fn extend<T>(&mut self, iter: T)
where T: IntoIterator<Item = &'a f64>,

fn extend<T>(&mut self, iter: T)
where T: IntoIterator<Item = f64>,

fn from_iter<T>(iter: T) -> Moments4
where T: IntoIterator<Item = &'a f64>,

fn from_iter<T>(iter: T) -> Moments4
where T: IntoIterator<Item = f64>,

fn from_par_iter<I>(par_iter: I) -> Moments4
where I: IntoParallelIterator<Item = &'a f64>, Self: Merge,

fn from_par_iter<I>(par_iter: I) -> Moments4
where I: IntoParallelIterator<Item = f64>, Self: Merge,

fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
where S: Serializer,

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

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

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

impl<S, T> Cast<T> for S
where T: Conv<S>,

impl<S, T> CastApprox<T> for S
where T: ConvApprox<S>,

impl<S, T> CastFloat<T> for S
where T: ConvFloat<S>,

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

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

fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
where F: FnOnce(&Self) -> bool,

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

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

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

impl<T> DeserializeOwned for T
where T: for<'de> Deserialize<'de>,