Package trade.invision.indicators.indicators.ma.wma

Class WeightedMovingAverage

java.lang.Object

trade.invision.indicators.indicators.Indicator<Num>

trade.invision.indicators.indicators.ma.wma.WeightedMovingAverage

public class WeightedMovingAverage
extends Indicator<Num>

WeightedMovingAverage is a Num Indicator to provide a Weighted Moving Average (WMA) over a length of values. This is similar to Linearly Weighted Moving Average (LWMA), but uses a divisor of (length * (length + 1.0)) / 2.0.

See Also:

• FM Labs

Nested Class Summary

Nested classes/interfaces inherited from class trade.invision.indicators.indicators.Indicator

Indicator.CacheSeries

Field Summary

Fields inherited from class trade.invision.indicators.indicators.Indicator

cachedAddCallCount, cachedIndex, cachedValue, cacheSeries, minimumStableIndex, series

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	WeightedMovingAverage(Indicator<Num> indicator, int length)

Method Summary

Modifier and Type	Method	Description
protected Num	calculate(long index)	Performs the calculation of this Indicator at the given index.
static WeightedMovingAverage	weightedMovingAverage(Indicator<Num> indicator, int length)	Gets a WeightedMovingAverage.
static WeightedMovingAverage	wma(Indicator<Num> indicator, int length)

Methods inherited from class trade.invision.indicators.indicators.Indicator

caching, getMinimumStableIndex, getSeries, getValue, isCaching, numOf, numOf, numOf, numOf, numOfEight, numOfFive, numOfFour, numOfHalf, numOfHundred, numOfHundredth, numOfNegativeOne, numOfNine, numOfOne, numOfSeven, numOfSix, numOfTen, numOfTenth, numOfThousand, numOfThousandth, numOfThree, numOfTwo, numOfZero, purgeCache

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

WeightedMovingAverage

protected WeightedMovingAverage(Indicator<Num> indicator,
 int length)

Method Details

wma

public static WeightedMovingAverage wma(Indicator<Num> indicator,
 int length)

See Also:

• weightedMovingAverage(Indicator, int)

weightedMovingAverage

public static WeightedMovingAverage weightedMovingAverage(Indicator<Num> indicator,
 int length)

Gets a WeightedMovingAverage.

Parameters:

indicator - the Indicator

length - the number of values to look back at

calculate

protected Num calculate(long index)

Description copied from class: Indicator

Performs the calculation of this Indicator at the given index.

Specified by:

calculate in class Indicator<Num>

Parameters:

index - the index

Returns:

the result (never null)