Package weka.classifiers

Class TestingHelper

java.lang.Object

weka.classifiers.TestingHelper

public class TestingHelper
extends Object

Helper class for evaluating models on test data.

Author:

FracPete (fracpete at waikato dot ac dot nz)

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static interface	TestingHelper.TestingUpdateListener	The interface for objects that listen for testing updates.

Constructor Summary

Constructors

Constructor	Description
TestingHelper()

Method Summary

Modifier and Type	Method	Description
static void	evaluateModel(weka.classifiers.Classifier model, weka.core.Instances test, weka.classifiers.Evaluation eval, int interval, TestingHelper.TestingUpdateListener listener)	Evaluates the model on the test data and sends updates to the listener (if available).
static void	evaluateModel(weka.classifiers.Classifier model, weka.core.Instances test, weka.classifiers.Evaluation eval, int interval, TestingHelper.TestingUpdateListener listener, StoppableWithFeedback owner)	Evaluates the model on the test data and sends updates to the listener (if available).

Methods inherited from class java.lang.Object

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

Constructor Detail

TestingHelper

public TestingHelper()

Method Detail

evaluateModel

public static void evaluateModel(weka.classifiers.Classifier model,
                                 weka.core.Instances test,
                                 weka.classifiers.Evaluation eval,
                                 int interval,
                                 TestingHelper.TestingUpdateListener listener)
                          throws Exception

Evaluates the model on the test data and sends updates to the listener (if available).

Parameters:

model - the model to test

test - the test data

eval - the evaluation object to use

interval - the update interval

listener - the listener to send the updates to, can be null

Throws:

Exception - if evaluation fails

evaluateModel

public static void evaluateModel(weka.classifiers.Classifier model,
                                 weka.core.Instances test,
                                 weka.classifiers.Evaluation eval,
                                 int interval,
                                 TestingHelper.TestingUpdateListener listener,
                                 StoppableWithFeedback owner)
                          throws Exception

Evaluates the model on the test data and sends updates to the listener (if available).

Parameters:

model - the model to test

test - the test data

eval - the evaluation object to use

interval - the update interval

listener - the listener to send the updates to, can be null

owner - the owner to check whether stopped, can be null

Throws:

Exception - if evaluation fails