edu.udo.cs.miningmart.operator
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.Discretization
Direct Known Subclasses:
ManualDiscretization

public abstract class Discretization
extends FeatureConstruction

The class Discretization is abstract class for the operators of type Discretization

Version:
$Id: Discretization.java,v 1.4 2006/04/11 14:10:12 euler Exp $
Author:
Martin Scholz

Constructor Summary
Discretization()
           
 
Method Summary
abstract  java.lang.String generateSQL(Column theTargetAttributeColumn)
          Generates a sql-function to describe a new column.
 
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

generateSQL

public abstract java.lang.String generateSQL(Column theTargetAttributeColumn)
                                      throws M4CompilerError
Generates a sql-function to describe a new column. This method is implemented in Discretization subclasses

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


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