/*
* RapidMiner
*
* Copyright (C) 2001-2011 by Rapid-I and the contributors
*
* Complete list of developers available at our web site:
*
* http://rapid-i.com
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see http://www.gnu.org/licenses/.
*/
package com.rapidminer.operator.preprocessing.outlier;
import java.util.Set;
import com.rapidminer.example.Attributes;
import com.rapidminer.operator.AbstractExampleSetProcessing;
import com.rapidminer.operator.OperatorDescription;
import com.rapidminer.operator.ports.metadata.AttributeMetaData;
import com.rapidminer.operator.ports.metadata.ExampleSetMetaData;
import com.rapidminer.operator.ports.metadata.MetaData;
import com.rapidminer.operator.ports.metadata.SetRelation;
import com.rapidminer.tools.Ontology;
/**
* Abstract superclass of outlier detection operators.
*
* TODO: All subclasses generate outlier indicator attribute. Double-check this and add this to meta data.
*
* @author Simon Fischer
*/
public abstract class AbstractOutlierDetection extends AbstractExampleSetProcessing {
public AbstractOutlierDetection(OperatorDescription description) {
super(description);
}
@Override
protected MetaData modifyMetaData(ExampleSetMetaData metaData) {
AttributeMetaData amd = new AttributeMetaData(Attributes.OUTLIER_NAME, Ontology.BINOMINAL, Attributes.OUTLIER_NAME);
amd.setValueSet(getOutlierValues(), SetRelation.EQUAL);
metaData.addAttribute(amd);
return metaData;
}
protected abstract Set<String> getOutlierValues();
@Override
public boolean writesIntoExistingData() {
return false;
}
}