com.rapidminer.operator.features.weighting
Class InfoGainRatioWeighting

java.lang.Object
  com.rapidminer.operator.Operator
      com.rapidminer.operator.features.weighting.AbstractWeighting
          com.rapidminer.operator.features.weighting.AbstractEntropyWeighting
              com.rapidminer.operator.features.weighting.InfoGainRatioWeighting

All Implemented Interfaces:

ConfigurationListener, PreviewListener, ParameterHandler, LoggingHandler

public class InfoGainRatioWeighting
extends AbstractEntropyWeighting

This operator calculates the relevance of a feature by computing the information gain ratio for the class distribution (if exampleSet would have been splitted according to each of the given features).

Author:

Ingo Mierswa

Field Summary

Fields inherited from class com.rapidminer.operator.features.weighting.AbstractWeighting

PARAMETER_NORMALIZE_WEIGHTS

Constructor Summary

InfoGainRatioWeighting(OperatorDescription description)

Method Summary

Criterion

getEntropyCriterion()

Methods inherited from class com.rapidminer.operator.features.weighting.AbstractEntropyWeighting

calculateWeights

Methods inherited from class com.rapidminer.operator.features.weighting.AbstractWeighting

apply, getInputClasses, getOutputClasses, getParameterTypes

Methods inherited from class com.rapidminer.operator.Operator

addError, addValue, addWarning, apply, checkDeprecations, checkForStop, checkIO, checkProperties, clearErrorList, cloneOperator, createExperimentTree, createExperimentTree, createFromXML, createMarkedExperimentTree, createMarkedProcessTree, createProcessTree, createProcessTree, getAddOnlyAdditionalOutput, getApplyCount, getDeliveredOutputClasses, getDeprecationInfo, getDesiredInputClasses, getEncoding, getErrorList, getExperiment, getInnerOperatorsXML, getInput, getInput, getInput, getInputDescription, getIOContainerForInApplyLoopBreakpoint, getIODescription, getLog, getName, getOperatorClassName, getOperatorDescription, getParameter, getParameterAsBoolean, getParameterAsColor, getParameterAsDouble, getParameterAsFile, getParameterAsFile, getParameterAsInputStream, getParameterAsInt, getParameterAsMatrix, getParameterAsString, getParameterList, getParameters, getParameterType, getParent, getProcess, getStartTime, getStatus, getUserDescription, getValue, getValues, getXML, hasBreakpoint, hasBreakpoint, hasInput, inApplyLoop, isDebugMode, isEnabled, isExpanded, isParallel, isParameterSet, log, logError, logNote, logWarning, performAdditionalChecks, processFinished, processStarts, register, registerOperator, remove, rename, resume, setApplyCount, setBreakpoint, setEnabled, setExpanded, setInput, setListParameter, setOperatorParameters, setParameter, setParameters, setParent, setUserDescription, toString, unregisterOperator, writeXML

Methods inherited from class java.lang.Object

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

Constructor Detail

InfoGainRatioWeighting

public InfoGainRatioWeighting(OperatorDescription description)

Method Detail

getEntropyCriterion

public Criterion getEntropyCriterion()

Specified by:

getEntropyCriterion in class AbstractEntropyWeighting