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Diffstat (limited to 'test/de/lmu/ifi/dbs/elki/algorithm/clustering/TestSNNClusteringResults.java')
-rw-r--r-- | test/de/lmu/ifi/dbs/elki/algorithm/clustering/TestSNNClusteringResults.java | 72 |
1 files changed, 0 insertions, 72 deletions
diff --git a/test/de/lmu/ifi/dbs/elki/algorithm/clustering/TestSNNClusteringResults.java b/test/de/lmu/ifi/dbs/elki/algorithm/clustering/TestSNNClusteringResults.java deleted file mode 100644 index 302d5c0b..00000000 --- a/test/de/lmu/ifi/dbs/elki/algorithm/clustering/TestSNNClusteringResults.java +++ /dev/null @@ -1,72 +0,0 @@ -package de.lmu.ifi.dbs.elki.algorithm.clustering; - -/* - This file is part of ELKI: - Environment for Developing KDD-Applications Supported by Index-Structures - - Copyright (C) 2012 - Ludwig-Maximilians-Universität München - Lehr- und Forschungseinheit für Datenbanksysteme - ELKI Development Team - - 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/>. - */ - -import org.junit.Test; - -import de.lmu.ifi.dbs.elki.JUnit4Test; -import de.lmu.ifi.dbs.elki.algorithm.AbstractSimpleAlgorithmTest; -import de.lmu.ifi.dbs.elki.data.Clustering; -import de.lmu.ifi.dbs.elki.data.DoubleVector; -import de.lmu.ifi.dbs.elki.data.model.Model; -import de.lmu.ifi.dbs.elki.database.Database; -import de.lmu.ifi.dbs.elki.index.preprocessed.snn.SharedNearestNeighborPreprocessor; -import de.lmu.ifi.dbs.elki.utilities.ClassGenericsUtil; -import de.lmu.ifi.dbs.elki.utilities.optionhandling.ParameterException; -import de.lmu.ifi.dbs.elki.utilities.optionhandling.parameterization.ListParameterization; - -/** - * Performs a full SNNClustering run, and compares the result with a clustering - * derived from the data set labels. This test ensures that SNNClustering's - * performance doesn't unexpectedly drop on this data set (and also ensures that - * the algorithms work, as a side effect). - * - * @author Katharina Rausch - * @author Erich Schubert - */ -public class TestSNNClusteringResults extends AbstractSimpleAlgorithmTest implements JUnit4Test { - /** - * Run SNNClustering with fixed parameters and compare the result to a golden - * standard. - * - * @throws ParameterException - */ - @Test - public void testSNNClusteringResults() { - Database db = makeSimpleDatabase(UNITTEST + "different-densities-2d.ascii", 1200); - - // Setup algorithm - ListParameterization params = new ListParameterization(); - params.addParameter(SNNClustering.EPSILON_ID, 77); - params.addParameter(SNNClustering.MINPTS_ID, 28); - params.addParameter(SharedNearestNeighborPreprocessor.Factory.NUMBER_OF_NEIGHBORS_ID, 100); - SNNClustering<DoubleVector> snn = ClassGenericsUtil.parameterizeOrAbort(SNNClustering.class, params); - testParameterizationOk(params); - - // run SNN on database - Clustering<Model> result = snn.run(db); - testFMeasure(db, result, 0.832371422); - testClusterSizes(result, new int[] { 73, 228, 213, 219, 231, 236 }); - } -}
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