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Java example source code file (ClusterEvaluator.java)
The ClusterEvaluator.java Java example source code/* * 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.commons.math3.ml.clustering.evaluation; import java.util.List; import org.apache.commons.math3.ml.clustering.CentroidCluster; import org.apache.commons.math3.ml.clustering.Cluster; import org.apache.commons.math3.ml.clustering.Clusterable; import org.apache.commons.math3.ml.clustering.DoublePoint; import org.apache.commons.math3.ml.distance.DistanceMeasure; import org.apache.commons.math3.ml.distance.EuclideanDistance; /** * Base class for cluster evaluation methods. * * @param <T> type of the clustered points * @since 3.3 */ public abstract class ClusterEvaluator<T extends Clusterable> { /** The distance measure to use when evaluating the cluster. */ private final DistanceMeasure measure; /** * Creates a new cluster evaluator with an {@link EuclideanDistance} * as distance measure. */ public ClusterEvaluator() { this(new EuclideanDistance()); } /** * Creates a new cluster evaluator with the given distance measure. * @param measure the distance measure to use */ public ClusterEvaluator(final DistanceMeasure measure) { this.measure = measure; } /** * Computes the evaluation score for the given list of clusters. * @param clusters the clusters to evaluate * @return the computed score */ public abstract double score(List<? extends Cluster Other Java examples (source code examples)Here is a short list of links related to this Java ClusterEvaluator.java source code file: |
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