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java.lang.Objectedu.udo.cs.miningmart.operator.ExecutableOperator
edu.udo.cs.miningmart.operator.ConceptOperator
edu.udo.cs.miningmart.operator.SingleCSOperator
edu.udo.cs.miningmart.operator.FeatureSelection
edu.udo.cs.miningmart.operator.FeatureSelectionWithSVM
This operator uses the SVM algorithm mySVM/db, which estimates the generalisation performance of an SVM on different feature subsets, to choose the best feature subset.
Field Summary |
Fields inherited from class edu.udo.cs.miningmart.operator.FeatureSelection |
mySelectedFeatures |
Fields inherited from class edu.udo.cs.miningmart.operator.ExecutableOperator |
generatedSQLDefinitions |
Constructor Summary | |
FeatureSelectionWithSVM()
|
Method Summary | |
protected java.util.Collection |
computeListOfAttributes(Feature[] theSuperset)
Abstract method to be implemented by all subclasses. |
protected java.lang.String |
getDatabaseSchema()
|
Methods inherited from class edu.udo.cs.miningmart.operator.FeatureSelection |
generateSQLDefinition, getTheAttributes, getTypeOfNewColumnSet, mustCopyFeature, occursIn, occursIn |
Methods inherited from class edu.udo.cs.miningmart.operator.SingleCSOperator |
generateColumnSetsForOp, generateSQLDefinition, getNewCSName, getTypeOfNewColumnSet |
Methods inherited from class edu.udo.cs.miningmart.operator.ConceptOperator |
compileStatement, createMetadata, createMetadataForOneBA, createSingleColumnSet, createStatement, estimateStatistics, generateColumns, getInputConcept, getNewCSName, getOutputConcept, getStringForSelection, setNewCSMultiStepBranch |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
public FeatureSelectionWithSVM()
Method Detail |
protected java.util.Collection computeListOfAttributes(Feature[] theSuperset) throws M4CompilerError
FeatureSelection
computeListOfAttributes
in class FeatureSelection
theSuperset
- An array of Feature objects to which the selection
is to be applied
Collection
M4CompilerError
edu.udo.cs.miningmart.m4.core.operator.FeatureSelection#computeListOfAttributes()
protected java.lang.String getDatabaseSchema() throws M4CompilerError
M4CompilerError
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