Package pulse.math

Class ZScore

java.lang.Object

pulse.math.ZScore

public class ZScore
extends Object

This class finds peaks in data using the Z-score algorithm: https://en.wikipedia.org/wiki/Standard_score This splits the data into a number of population defined by the 'lag' number. A standard score is calculated as the difference of the current value and population mean divided by the population standard deviation.

Constructor Summary

Constructors

Constructor	Description
ZScore()
ZScore(int lag, double threshold, double influence)

Method Summary

Modifier and Type	Method	Description
double[]	getFilteredAverage()
double[]	getFilteredStdev()
int[]	getSignals()
void	process(double[] input)

Methods inherited from class java.lang.Object

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

Constructor Detail

ZScore

public ZScore(int lag,
              double threshold,
              double influence)

ZScore

public ZScore()

Method Detail

process

public void process(double[] input)

getSignals

public int[] getSignals()

getFilteredAverage

public double[] getFilteredAverage()

getFilteredStdev

public double[] getFilteredStdev()