edu.udo.cs.miningmart.operator.uep
Class Discretization

java.lang.Object
  extended byedu.udo.cs.miningmart.operator.ExecutableOperator
      extended byedu.udo.cs.miningmart.operator.FeatureConstruction
          extended byedu.udo.cs.miningmart.operator.uep.Discretization
Direct Known Subclasses:
EquidistantDiscretizationGivenNoOfIntervals, EquidistantDiscretizationGivenWidth, EquifrequentDiscretizationGivenCardinality, EquifrequentDiscretizationGivenNoOfIntervals, ErrorBasedDiscretizationGivenMinCardinality, ErrorBasedDiscretizationGivenNoOfIntervals, ImplicitErrorBasedDiscretization, UserDefinedDiscretization

public abstract class Discretization
extends FeatureConstruction

M4 Compiler

Copyright: Copyright (c) 2002

Company: University Dortmund

Version:
$Id: Discretization.java,v 1.6 2006/04/11 14:10:18 euler Exp $
Author:
Felix Koschin

Constructor Summary
Discretization()
           
 
Method Summary
 java.lang.String[] generateLabels(int num)
           
 java.lang.String generateSQL(Column theTargetAttributeColumn)
          Abstract method to be implemented by all subclasses.
 
Methods inherited from class edu.udo.cs.miningmart.operator.FeatureConstruction
compileStatement, createStatement, estimateStatistics, execute, generateColumnForOp, getCurrentLoopNumber, getTheInputConcept, getTheOutputAttribute, getTheOutputAttribute, getTheTargetAttribute, getTheTargetAttribute, load, writeResults
 
Methods inherited from class edu.udo.cs.miningmart.operator.ExecutableOperator
autoPrint, checkConditions, doPrint, doPrint, executeBusinessSingleValueSqlRead, executeBusinessSingleValueSqlReadL, executeBusinessSqlRead, executeBusinessSqlWrite, executeM4SingleValueSqlRead, executeM4SingleValueSqlReadL, executeM4SqlRead, executeM4SqlWrite, getArtificalColumnName, getBusinessDbms, getHighestLoopNr, getM4Db, getM4Dbms, getM4ObjectFromCache, getName, getNextM4SequenceValue, getNumberOfLoops, getOperator, getOpParamsIterator, getParameter, getParameter, getSingleParameter, getSingleParameter, getStep, handleAssertions, isDeselectedParameter, isLoopable, isManual, isStepable, print, putM4ObjectToCache, showCreateStatement, storedProceduresAvailable
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

Discretization

public Discretization()
Method Detail

generateLabels

public java.lang.String[] generateLabels(int num)
                                  throws M4CompilerError
Throws:
M4CompilerError

generateSQL

public java.lang.String generateSQL(Column theTargetAttributeColumn)
                             throws M4CompilerError
Description copied from class: FeatureConstruction
Abstract method to be implemented by all subclasses. In this method the SQL definition for the Column which this operator creates is created.

Specified by:
generateSQL in class FeatureConstruction
Parameters:
theTargetAttributeColumn - The Column to which this FeatureConstruction Operator is applied. Some subclasses may ignore this parameter.
Returns:
An SQL definition for the newly constructed Column.
Throws:
M4CompilerError - A simple exception object with an error message.


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