Class SMA15

Spencer 15 点移动平均类型：趋势

一种使用 15 个数据点并配以预设权重的加权移动平均，专为最优数据平滑而设计。它是特定的加权移动平均，旨在保留数据中的趋势成分，同时最大限度地减少季节性或不规则波动带来的失真。

公式使用以下特定权重： [-3, -6, -5, 3, 21, 46, 67, 74, 67, 46, 21, 3, -5, -6, -3]

See

Hierarchy

MovingAverage
- SMA15

Index

Constructors

Properties

interval prices

Accessors

Methods

add getRequiredInputs getResult getResultOrThrow replace update updates

Constructors

constructor

new SMA15(interval: number): SMA15
Parameters
- interval: number
Returns SMA15
Inherited from MovingAverage.constructor
- Defined in trend/MA/MovingAverage.ts:12

Properties

`Readonly`interval

interval: number

`Readonly`prices

prices: number[] = []

Accessors

isStable

get isStable(): boolean
Returns boolean
Inherited from MovingAverage.isStable
- Defined in types/Indicator.ts:37

Methods

add

add(input: number): null | number
Parameters
- input: number
Returns null | number
Inherited from MovingAverage.add
- Defined in types/Indicator.ts:41

getRequiredInputs

getRequiredInputs(): number
Returns number
Overrides MovingAverage.getRequiredInputs
- Defined in trend/SMA15/SMA15.ts:22

getResult

getResult(): null | number
Returns null | number
Inherited from MovingAverage.getResult
- Defined in types/Indicator.ts:21

getResultOrThrow

getResultOrThrow(): number
Returns number
Inherited from MovingAverage.getResultOrThrow
- Defined in types/Indicator.ts:29

replace

replace(input: number): null | number
Parameters
- input: number
Returns null | number
Inherited from MovingAverage.replace
- Defined in types/Indicator.ts:45

update

update(price: number, replace: boolean): null | number
Parameters
- price: number
- replace: boolean
Returns null | number
Overrides MovingAverage.update
- Defined in trend/SMA15/SMA15.ts:26

updates

updates(inputs: readonly number[], replace?: boolean): (null | number)[]
Parameters
- inputs: readonly number[]
- replace: boolean = false
Returns (null | number)[]
Inherited from MovingAverage.updates
- Defined in types/Indicator.ts:51