keel.Algorithms.Decision_Trees.CART

Class RunCART

java.lang.Object

keel.Algorithms.Decision_Trees.CART.RunCART

Direct Known Subclasses:

RunClassificationCART, RunRegressionCART

public abstract class RunCART
extends java.lang.Object

Main class for CART algorithm. CART: Classification And Regression Trees (Breiman and al., 1984) CART are binary trees

Field Summary

Fields

Modifier and Type	Field and Description
protected CART	cartAlgorithm Algorithm
protected static IImpurityFunction	impurityFunction Impurity function to use.
protected static java.lang.String	modelFileName The name of the file that contains the information to build the model.
protected static java.lang.String	resultFileName The name of the result file.
protected DoubleTransposedDataSet	testData Test dataset read.
protected static java.lang.String	testFileName The name of the file that contains the information to make the test.
protected static java.lang.String	testOutputFileName The name of the test output file.
protected DoubleTransposedDataSet	trainData Training dataset read.
protected static java.lang.String	trainFileName The name of the file that contains the information to make the training.
protected static java.lang.String	trainOutputFileName The name of the train output file.

Constructor Summary

Constructors

Constructor and Description
RunCART(java.lang.String file, boolean regression) Default constructor

Method Summary

Modifier and Type	Method and Description
protected void	setOptions(java.io.StreamTokenizer options) Function to read the options from the execution file and assign the values to the parameters.

Methods inherited from class java.lang.Object

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

Field Detail

cartAlgorithm

protected CART cartAlgorithm

Algorithm

modelFileName

protected static java.lang.String modelFileName

The name of the file that contains the information to build the model.

trainFileName

protected static java.lang.String trainFileName

The name of the file that contains the information to make the training.

trainData

protected DoubleTransposedDataSet trainData

Training dataset read.

testFileName

protected static java.lang.String testFileName

The name of the file that contains the information to make the test.

testData

protected DoubleTransposedDataSet testData

Test dataset read.

trainOutputFileName

protected static java.lang.String trainOutputFileName

The name of the train output file.

testOutputFileName

protected static java.lang.String testOutputFileName

The name of the test output file.

resultFileName

protected static java.lang.String resultFileName

The name of the result file.

impurityFunction

protected static IImpurityFunction impurityFunction

Impurity function to use. Regression or Classification depends on this

Constructor Detail

RunCART

public RunCART(java.lang.String file,
               boolean regression)

Default constructor

Parameters:

file - parameter file

regression - set at true if tree is used for regression and if false is used for classification

Method Detail

setOptions

protected void setOptions(java.io.StreamTokenizer options)
                   throws java.lang.Exception

Function to read the options from the execution file and assign the values to the parameters.

Parameters:

options - The StreamTokenizer that reads the parameters file.

Throws:

java.lang.Exception - If the format of the file is not correct.