/**
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.mahout.classifier.bayes;
import java.io.Serializable;
import java.util.Comparator;
import org.apache.mahout.classifier.ClassifierResult;
/**
* Compare two results of classification and return the lowest valued one
*
*/
public final class ByScoreLabelResultComparator implements Comparator<ClassifierResult>, Serializable {
@Override
public int compare(ClassifierResult cr1, ClassifierResult cr2) {
double score1 = cr1.getScore();
double score2 = cr2.getScore();
if (score1 < score2) {
return 1;
} else if (score1 > score2) {
return -1;
} else {
return cr1.getLabel().compareTo(cr2.getLabel());
}
}
}