org.wso2.siddhi.extension.markov

Class MarkovChainTransitionProbabilitiesCalculator

java.lang.Object

org.wso2.siddhi.extension.markov.MarkovChainTransitionProbabilitiesCalculator

All Implemented Interfaces:

Serializable

public class MarkovChainTransitionProbabilitiesCalculator
extends Object
implements Serializable

This includes the markov matrix probability calculation functionalities.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
MarkovChainTransitionProbabilitiesCalculator(long durationToKeep, double alertThresholdProbability, long notificationsHoldLimit) Constructor for real time training method.
MarkovChainTransitionProbabilitiesCalculator(long durationToKeep, double alertThresholdProbability, String markovMatrixStorageLocation) Constructor for predefined markov matrix method.

Method Summary

Modifier and Type	Method and Description
protected Object[]	processData(String id, String currentState, boolean hasTrainingEnabled) Method to process new events.
protected void	removeExpiredEvents(long currentEventTime) Method to remove events which have expired based on time.

Methods inherited from class java.lang.Object

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

Constructor Detail

MarkovChainTransitionProbabilitiesCalculator

public MarkovChainTransitionProbabilitiesCalculator(long durationToKeep,
                                                    double alertThresholdProbability,
                                                    long notificationsHoldLimit)

Constructor for real time training method.

Parameters:

durationToKeep -

alertThresholdProbability -

notificationsHoldLimit -

MarkovChainTransitionProbabilitiesCalculator

public MarkovChainTransitionProbabilitiesCalculator(long durationToKeep,
                                                    double alertThresholdProbability,
                                                    String markovMatrixStorageLocation)

Constructor for predefined markov matrix method.

Parameters:

durationToKeep -

alertThresholdProbability -

markovMatrixStorageLocation -

Method Detail

processData

protected Object[] processData(String id,
                               String currentState,
                               boolean hasTrainingEnabled)

Method to process new events.

Parameters:

id -

currentState -

hasTrainingEnabled -

Returns:

Array containing output results.

removeExpiredEvents

protected void removeExpiredEvents(long currentEventTime)

Method to remove events which have expired based on time.