pub struct VarianceState {
pub sum: f64,
pub sum_of_squares: f64,
pub count: i64,
}
Expand description
State for VARIANCE/STDDEV aggregation
Fields§
§sum: f64
§sum_of_squares: f64
§count: i64
Implementations§
Source§impl VarianceState
impl VarianceState
pub fn new() -> Self
pub fn add(&mut self, value: &DataValue) -> Result<()>
pub fn variance(&self) -> f64
pub fn stddev(&self) -> f64
pub fn finalize_variance(self) -> DataValue
pub fn finalize_stddev(self) -> DataValue
pub fn variance_sample(&self) -> f64
pub fn stddev_sample(&self) -> f64
pub fn finalize_variance_sample(self) -> DataValue
pub fn finalize_stddev_sample(self) -> DataValue
Trait Implementations§
Source§impl Clone for VarianceState
impl Clone for VarianceState
Source§fn clone(&self) -> VarianceState
fn clone(&self) -> VarianceState
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 moreSource§impl Debug for VarianceState
impl Debug for VarianceState
Auto Trait Implementations§
impl Freeze for VarianceState
impl RefUnwindSafe for VarianceState
impl Send for VarianceState
impl Sync for VarianceState
impl Unpin for VarianceState
impl UnwindSafe for VarianceState
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> Instrument for T
impl<T> Instrument for T
Source§fn instrument(self, span: Span) -> Instrumented<Self>
fn instrument(self, span: Span) -> Instrumented<Self>
Source§fn in_current_span(self) -> Instrumented<Self>
fn in_current_span(self) -> Instrumented<Self>
Source§impl<T> IntoEither for T
impl<T> IntoEither for T
Source§fn into_either(self, into_left: bool) -> Either<Self, Self>
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 moreSource§fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
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