tp-apprentissage/clustering-benchmark-master/src/main/java/org/clueminer/clustering/benchmark/Container.java
Titouan Labourdette e3009c62af 1er commit
2021-09-28 15:35:45 +02:00

86 řádky
3,1 KiB
Java

/*
* Copyright (C) 2011-2016 clueminer.org
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.clueminer.clustering.benchmark;
import org.clueminer.clustering.TreeDiff;
import org.clueminer.clustering.api.AgglomerativeClustering;
import org.clueminer.clustering.api.AlgParams;
import org.clueminer.clustering.api.Clustering;
import org.clueminer.clustering.api.ClusteringAlgorithm;
import org.clueminer.clustering.api.ClusteringType;
import org.clueminer.clustering.api.HierarchicalResult;
import org.clueminer.dataset.api.Dataset;
import org.clueminer.dataset.api.Instance;
import org.clueminer.exec.ClusteringExecutorCached;
import org.clueminer.utils.Props;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
*
* @author Tomas Barton
* @param <E>
*/
public class Container<E extends Instance> implements Runnable {
private HierarchicalResult result;
private Clustering clustering;
private final Dataset<E> dataset;
private Props params;
private static final Logger LOG = LoggerFactory.getLogger(Container.class);
private ClusteringExecutorCached executor;
public Container(ClusteringAlgorithm algorithm, Dataset<E> dataset) {
this.executor = new ClusteringExecutorCached();
executor.setAlgorithm(algorithm);
this.dataset = dataset;
this.params = new Props();
}
public Container(ClusteringAlgorithm algorithm, Dataset<E> dataset, Props params) {
this.executor = new ClusteringExecutorCached();
executor.setAlgorithm(algorithm);
this.dataset = dataset;
this.params = params;
}
public HierarchicalResult hierarchical(AgglomerativeClustering algorithm, Dataset<E> dataset, Props params) {
params.put(AlgParams.CLUSTERING_TYPE, ClusteringType.ROWS_CLUSTERING);
return algorithm.hierarchy(dataset, params);
}
@Override
public void run() {
if (executor.getAlgorithm() instanceof AgglomerativeClustering) {
this.result = executor.hclustRows(dataset, params);
} else {
this.clustering = executor.clusterRows(dataset, params);
}
}
public Clustering cluster(ClusteringAlgorithm algorithm, Dataset<E> dataset, Props params) {
return executor.clusterRows(dataset, params);
}
public boolean equals(Container other) {
if (this.result == null || other.result == null) {
throw new RuntimeException("got null result. this = " + result + " other = " + other);
}
return TreeDiff.compare(this.result, other.result);
}
}