public static void TestKmeanClusteringBMN() { int seed = (int)DateTime.Now.Ticks; Console.WriteLine("Start"); string datasetFile = folderPath + "\\" + datasetName + ".arff"; Dataset trainingSet = ArffHelper.LoadDatasetFromArff(datasetFile); Dataset testingSet = ArffHelper.LoadDatasetFromArff(datasetFile); double avgQualiy = 0; int k = 8; for (int i = 0; i < 10; i++) { DataMining.ProximityMeasures.ISimilarityMeasure similarityMeasure = new DataMining.ProximityMeasures.ClassBasedSimilarityMeasure(trainingSet); //DataMining.ProximityMeasures.ISimilarityMeasure similarityMeasure = new DataMining.ProximityMeasures.BinaryMatchingSimilarityMeasure(); DataMining.ClassificationMeasures.IClassificationQualityMeasure accuracy = new DataMining.ClassificationMeasures.AccuracyMeasure(); DataMining.Algorithms.IClassificationAlgorithm naive = new NaiveBayesAlgorithm(); DataMining.Algorithms.IClusteringAlgorithm kmeans = new DataMining.Algorithms.KMeans(trainingSet, k, similarityMeasure, 100, true); DataMining.Model.IClassifier cBMNClassifier = SingleTest.CreateClusteringBMNClassifier(seed, k, trainingSet, similarityMeasure, accuracy, kmeans, naive, false); double quality = SingleTest.TestClassifier(cBMNClassifier, testingSet, accuracy); Console.WriteLine("Quality: " + quality.ToString()); avgQualiy += quality; } Console.WriteLine(avgQualiy / 10); Console.WriteLine("End"); }
public static void TestACOCluster_IBThenBMN() { int seed = (int)DateTime.Now.Ticks; Console.WriteLine("Start"); string datasetFile = folderPath + "\\" + datasetName + ".arff"; Dataset trainingSet = ArffHelper.LoadDatasetFromArff(datasetFile); Dataset testingSet = ArffHelper.LoadDatasetFromArff(datasetFile); double avgQualiy = 0; for (int i = 0; i < 1; i++) { DataMining.ProximityMeasures.ISimilarityMeasure similarityMeasure = new DataMining.ProximityMeasures.ClassBasedSimilarityMeasure(trainingSet); //DataMining.ProximityMeasures.ISimilarityMeasure similarityMeasure = new DataMining.ProximityMeasures.BinaryMatchingSimilarityMeasure(); DataMining.ClassificationMeasures.IClassificationQualityMeasure accuracy = new DataMining.ClassificationMeasures.AccuracyMeasure(); DataMining.Algorithms.IClassificationAlgorithm naive = new NaiveBayesAlgorithm(); DefaultHeuristicCalculator <ClusterExampleAssignment> calculator = new DefaultHeuristicCalculator <ClusterExampleAssignment>(); ClusteringIBInvalidator invalidator = new ClusteringIBInvalidator(); DataMining.ProximityMeasures.IClusteringQualityMeasure measure = new CohesionClusteringMeasure(); ClusteringQualityEvaluator cohesionEvaluator = new ClusteringQualityEvaluator(measure); KMeansLocalSearch localSearch = new KMeansLocalSearch(trainingSet, 1, similarityMeasure, cohesionEvaluator); ACO.ProblemSpecifics.ISolutionQualityEvaluator <DataMining.Model.ClusterExampleAssignment> evaluator = new ClusteringQualityEvaluator(measure); Problem <DataMining.Model.ClusterExampleAssignment> problem = new Problem <DataMining.Model.ClusterExampleAssignment>(invalidator, calculator, evaluator, localSearch); DataMining.Algorithms.IClusteringAlgorithm AntClustering = new ACOClustering_IB(1000, 10, 10, problem, 10, similarityMeasure, true); DataMining.Model.IClassifier cBMNClassifier = SingleTest.CreateClusteringBMNClassifier(seed, 10, trainingSet, similarityMeasure, accuracy, AntClustering, naive, true); double quality = SingleTest.TestClassifier(cBMNClassifier, testingSet, accuracy); Console.WriteLine("Quality: " + quality.ToString()); avgQualiy += quality; } Console.WriteLine(avgQualiy / 10); Console.WriteLine("End"); }