org.wso2.siddhi.extension.timeseries.linreg

Class RegressionCalculator

java.lang.Object

org.wso2.siddhi.extension.timeseries.linreg.RegressionCalculator

Direct Known Subclasses:

MultipleLinearRegressionCalculator, SimpleLinearRegressionCalculator

public abstract class RegressionCalculator
extends Object

Created by waruna on 4/9/14.

Field Summary

Fields

Modifier and Type	Field and Description
protected int	batchSize
protected int	calcInterval
protected double	confidenceInterval
protected int	eventCount
protected int	incCounter
protected int	xParameterCount

Constructor Summary

Constructors

Constructor and Description
RegressionCalculator(int paramCount, int calcInt, int limit, double ci)

Method Summary

Methods

Modifier and Type	Method and Description
protected abstract void	addEvent(org.wso2.siddhi.core.event.in.InEvent inEvent, Map<Integer,String> paramPositions, int paramCount)
Object[]	calculateLinearRegression(org.wso2.siddhi.core.event.in.InEvent inEvent, Map<Integer,String> paramPositions)
protected abstract Object[]	processData()
protected abstract void	removeEvent()

Methods inherited from class java.lang.Object

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

Field Detail

confidenceInterval

protected double confidenceInterval

eventCount

protected int eventCount

xParameterCount

protected int xParameterCount

batchSize

protected int batchSize

incCounter

protected int incCounter

calcInterval

protected int calcInterval

Constructor Detail

RegressionCalculator

public RegressionCalculator(int paramCount,
                    int calcInt,
                    int limit,
                    double ci)

Method Detail

addEvent

protected abstract void addEvent(org.wso2.siddhi.core.event.in.InEvent inEvent,
            Map<Integer,String> paramPositions,
            int paramCount)

removeEvent

protected abstract void removeEvent()

processData

protected abstract Object[] processData()

calculateLinearRegression

public Object[] calculateLinearRegression(org.wso2.siddhi.core.event.in.InEvent inEvent,
                                 Map<Integer,String> paramPositions)