Struct sliding_features::EMA

pub struct EMA<V> { /* private fields */ }

EMA - Exponential Moving Average

Implementations

impl<V> EMA<V>where
    V: View,

pub fn new(view: V, window_len: usize) -> Self

Create a new EMA with a chained view and a given window length and a default alpha value of 2.0

pub fn with_alpha(view: V, window_len: usize, alpha: f64) -> Self

Create a new EMA with a custom alpha as well

Trait Implementations

impl<V: Clone> Clone for EMA<V>

fn clone(&self) -> EMA<V>

Returns a copy of the value.

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

Performs copy-assignment from source.

impl<V> Debug for EMA<V>where
    V: View,

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

Formats the value using the given formatter.

impl<V> View for EMA<V>where
    V: View,

fn update(&mut self, val: f64)

Update the state with a new value

fn last(&self) -> f64

Return the last value