NeighborEmaArrayDifferencer

java.lang.Object

com.illumon.numerics.movingaverages.NeighborEmaArrayDifferencer

All Implemented Interfaces:: Serializable

public class NeighborEmaArrayDifferencer
extends Object
implements Serializable

Computes the differences between values in an array of emas.

See Also:: Serialized Form

Constructor Summary

Constructors
Constructor	Description
`NeighborEmaArrayDifferencer(AbstractMa.Mode emaMode, double[] emaTimescales, boolean includeDifferenceWithCurrentValue)`	Constructs a new calculator.

Method Summary

Modifier and Type	Method	Description
`double[]`	`getCurrent()`	Gets the current difference in the latest value and the emas.
`double`	`getLastSample()`
`long`	`getLastTimestamp()`	Gets the last time the ema was updated.
`void`	`processDouble(long timestamp, double data)`
`void`	`reset()`

Methods inherited from class java.lang.Object

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

Constructor Details
- NeighborEmaArrayDifferencer
  
  public NeighborEmaArrayDifferencer(AbstractMa.Mode emaMode, double[] emaTimescales, boolean includeDifferenceWithCurrentValue)
  
  Constructs a new calculator.
  
  Parameters:
  
  emaMode - type of ema calculation.
  
  emaTimescales - timescales for the ema.
  
  includeDifferenceWithCurrentValue - true includes the difference between the latest input value and the first ema in the output results; false does not.
Method Details
- processDouble
  
  public void processDouble(long timestamp, double data)
- getCurrent
  
  public double[] getCurrent()
  
  Gets the current difference in the latest value and the emas.
  
  Returns:
  
  current difference in the latest value and the emas.
- reset
  
  public void reset()
- getLastTimestamp
  
  public long getLastTimestamp()
  
  Gets the last time the ema was updated.
  
  Returns:
  
  last time the ema was updated.
- getLastSample
  
  public double getLastSample()