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Diffstat (limited to 'test/de/lmu/ifi/dbs/elki/algorithm/clustering/correlation/TestFourCResults.java')
-rw-r--r-- | test/de/lmu/ifi/dbs/elki/algorithm/clustering/correlation/TestFourCResults.java | 98 |
1 files changed, 0 insertions, 98 deletions
diff --git a/test/de/lmu/ifi/dbs/elki/algorithm/clustering/correlation/TestFourCResults.java b/test/de/lmu/ifi/dbs/elki/algorithm/clustering/correlation/TestFourCResults.java deleted file mode 100644 index 8604a5f0..00000000 --- a/test/de/lmu/ifi/dbs/elki/algorithm/clustering/correlation/TestFourCResults.java +++ /dev/null @@ -1,98 +0,0 @@ -package de.lmu.ifi.dbs.elki.algorithm.clustering.correlation; - -/* - 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.algorithm.clustering.AbstractProjectedDBSCAN; -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.utilities.ClassGenericsUtil; -import de.lmu.ifi.dbs.elki.utilities.optionhandling.ParameterException; -import de.lmu.ifi.dbs.elki.utilities.optionhandling.parameterization.ListParameterization; - -/** - * Perform a full 4C run, and compare the result with a clustering derived from - * the data set labels. This test ensures that 4C performance doesn't - * unexpectedly drop on this data set (and also ensures that the algorithms - * work, as a side effect). - * - * @author Erich Schubert - * @author Katharina Rausch - */ -public class TestFourCResults extends AbstractSimpleAlgorithmTest implements JUnit4Test { - /** - * Run 4F with fixed parameters and compare the result to a golden standard. - * - * @throws ParameterException on errors. - */ - @Test - public void testFourCResults() { - Database db = makeSimpleDatabase(UNITTEST + "hierarchical-3d2d1d.csv", 600); - - // Setup 4C - ListParameterization params = new ListParameterization(); - params.addParameter(AbstractProjectedDBSCAN.EPSILON_ID, 0.30); - params.addParameter(AbstractProjectedDBSCAN.MINPTS_ID, 20); - params.addParameter(AbstractProjectedDBSCAN.LAMBDA_ID, 5); - - FourC<DoubleVector> fourc = ClassGenericsUtil.parameterizeOrAbort(FourC.class, params); - testParameterizationOk(params); - - // run 4C on database - Clustering<Model> result = fourc.run(db); - - testFMeasure(db, result, 0.498048); // Hierarchical pairs scored: 0.79467 - testClusterSizes(result, new int[] { 5, 595 }); - } - - /** - * Run ERiC with fixed parameters and compare the result to a golden standard. - * - * @throws ParameterException on errors. - */ - @Test - public void testFourCOverlap() { - Database db = makeSimpleDatabase(UNITTEST + "correlation-overlap-3-5d.ascii", 650); - - // Setup algorithm - ListParameterization params = new ListParameterization(); - // 4C - params.addParameter(AbstractProjectedDBSCAN.EPSILON_ID, 1.2); - params.addParameter(AbstractProjectedDBSCAN.MINPTS_ID, 5); - params.addParameter(AbstractProjectedDBSCAN.LAMBDA_ID, 3); - - FourC<DoubleVector> fourc = ClassGenericsUtil.parameterizeOrAbort(FourC.class, params); - testParameterizationOk(params); - - // run 4C on database - Clustering<Model> result = fourc.run(db); - testFMeasure(db, result, 0.48305405); - testClusterSizes(result, new int[] { 65, 70, 515 }); - } -}
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