public static GaussianKernelEstimator CreateGKClassifier(Dataset trainingSet, double kernelParameter)
{
DefaultDistanceMeasure distanceMeasure = new DefaultDistanceMeasure(1);
GaussianKernelEstimator GKClassifier = new GaussianKernelEstimator(kernelParameter, distanceMeasure, trainingSet);
return(GKClassifier);
}
public static NearestClassClassifier CreateNCClassifier(Dataset trainingSet, double distanceThreshold)
{
DefaultDistanceMeasure distanceMeasure = new DefaultDistanceMeasure(2);
NearestClassClassifier NCClassifier = new NearestClassClassifier(distanceMeasure, trainingSet, distanceThreshold);
return(NCClassifier);
}
public static KNearestNeighbours CreateKNNClassifier(int k, Dataset trainingSet, bool useWeightedVote)
{
DefaultDistanceMeasure distanceMeasure = new DefaultDistanceMeasure(2);
KNearestNeighbours knn = new KNearestNeighbours(k, distanceMeasure, trainingSet, useWeightedVote);
return(knn);
}
public void InitilizeHeuristicInformation(Dataset dataset, bool useAttributes, bool useInstances)
{
if (useAttributes)
{
this._entropyCalculator = new EntropyHeuristicsCalculator(dataset);
}
if (useInstances)
{
DefaultDistanceMeasure measure = new DefaultDistanceMeasure(2);
KNearestNeighbours knn = new KNearestNeighbours(measure, _dataset, false);
this._iblCalculator = new IBLHeuristicsCalculator(dataset, knn);
}
}
public static EnsembleClassifier CreateNCCAntIBMinerClassifier_Ensemble(Dataset trainingSet)
{
int classCount = trainingSet.Metadata.Target.Values.Length;
int attributesCount = trainingSet.Metadata.Attributes.Length;
int problemSize = attributesCount + 1;
AccuracyMeasure measure = new AccuracyMeasure();
DefaultDistanceMeasure distanceMeasure = new DefaultDistanceMeasure(2);
NearestClassClassifier ncc = new NearestClassClassifier(distanceMeasure, trainingSet);
IBClassificationQualityEvaluator evaluator = new ContinuousACO.ProblemSpecifics.IBClassificationQualityEvaluator(ncc, measure);
evaluator.LearningSet = trainingSet;
evaluator.ValidationSet = trainingSet;
Problem <double> problem = new Problem <double>(null, null, evaluator, null);
AntIBMiner antminer = new AntIBMiner(maxIterations, colonySize, convergenceIterations, problem, problemSize, archive, q, segma, trainingSet);
EnsembleClassifier aconcc = antminer.CreateEnsembleClassifier();
return(aconcc);
}
public static EnsembleClassifier CreateGKPSOIBMinerClassifier_ClassBaseWeights_Ensemble(Dataset trainingSet)
{
int classCount = trainingSet.Metadata.Target.Values.Length;
int attributesCount = trainingSet.Metadata.Attributes.Length;
int problemSize = (attributesCount * classCount) + 1;
AccuracyMeasure measure = new AccuracyMeasure();
DefaultDistanceMeasure distanceMeasure = new DefaultDistanceMeasure(1);
GaussianKernelEstimator gke = new GaussianKernelEstimator(1, distanceMeasure, trainingSet);
IBClassificationQualityEvaluator evaluator = new ContinuousACO.ProblemSpecifics.IBClassificationQualityEvaluator(gke, measure);
evaluator.LearningSet = trainingSet;
evaluator.ValidationSet = trainingSet;
PSOIB psoIB = new PSOIB(problemSize, archive, maxIterations / archive, convergenceIterations, evaluator);
psoIB.OnPostSwarmIteration += OnPostColonyIteration;
EnsembleClassifier psogke = psoIB.CreateEnsembleClassifier();
return(psogke);
}
public static EnsembleClassifier CreateNCCPSOIBMinerClassifier_Ensemble(Dataset trainingSet)
{
int classCount = trainingSet.Metadata.Target.Values.Length;
int attributesCount = trainingSet.Metadata.Attributes.Length;
int problemSize = attributesCount + 1;
AccuracyMeasure measure = new AccuracyMeasure();
DefaultDistanceMeasure distanceMeasure = new DefaultDistanceMeasure(2);
NearestClassClassifier ncc = new NearestClassClassifier(distanceMeasure, trainingSet);
IBClassificationQualityEvaluator evaluator = new ContinuousACO.ProblemSpecifics.IBClassificationQualityEvaluator(ncc, measure);
evaluator.LearningSet = trainingSet;
evaluator.ValidationSet = trainingSet;
PSOIB psoIB = new PSOIB(problemSize, archive, maxIterations / archive, convergenceIterations, evaluator);
psoIB.OnPostSwarmIteration += OnPostColonyIteration;
EnsembleClassifier psoncc = psoIB.CreateEnsembleClassifier();
return(psoncc);
}
public static EnsembleClassifier CreateKNNPSOIBMinerClassifier_ClassBasedWeights_Ensemble(Dataset trainingSet, bool useWeightedVote)
{
int classCount = trainingSet.Metadata.Target.Values.Length;
int attributesCount = trainingSet.Metadata.Attributes.Length;
int problemSize = (attributesCount * classCount) + 1;
AccuracyMeasure measure = new AccuracyMeasure();
DefaultDistanceMeasure distanceMeasure = new DefaultDistanceMeasure(2);
KNearestNeighbours knn = new KNearestNeighbours(distanceMeasure, trainingSet, useWeightedVote);
IBClassificationQualityEvaluator evaluator = new ContinuousACO.ProblemSpecifics.IBClassificationQualityEvaluator(knn, measure);
evaluator.LearningSet = trainingSet;
evaluator.ValidationSet = trainingSet;
PSOIB psoIB = new PSOIB(problemSize, archive, maxIterations / archive, convergenceIterations, evaluator);
psoIB.OnPostSwarmIteration += OnPostColonyIteration;
EnsembleClassifier psoknn = psoIB.CreateEnsembleClassifier();
return(psoknn);
}
public static KNearestNeighbours CreateKNNAntIBMinerClassifier_ClassBasedWeights(Dataset trainingSet, bool useWeightedVote)
{
int classCount = trainingSet.Metadata.Target.Values.Length;
int attributesCount = trainingSet.Metadata.Attributes.Length;
int problemSize = (attributesCount * classCount) + 1;
AccuracyMeasure measure = new AccuracyMeasure();
DefaultDistanceMeasure distanceMeasure = new DefaultDistanceMeasure(2);
KNearestNeighbours knn = new KNearestNeighbours(distanceMeasure, trainingSet, useWeightedVote);
IBClassificationQualityEvaluator evaluator = new ContinuousACO.ProblemSpecifics.IBClassificationQualityEvaluator(knn, measure);
evaluator.LearningSet = trainingSet;
evaluator.ValidationSet = trainingSet;
Problem <double> problem = new Problem <double>(null, null, evaluator, null);
AntIBMiner antminer = new AntIBMiner(maxIterations, colonySize, convergenceIterations, problem, problemSize, archive, q, segma, trainingSet);
antminer.OnPostColonyIteration += OnPostColonyIteration;
KNearestNeighbours acoknn = antminer.CreateClassifier() as KNearestNeighbours;
return(acoknn);
}
public static EnsembleClassifier CreateGKAntIBMinerClassifier_ClassBaseWeights_Ensemble(Dataset trainingSet)
{
int classCount = trainingSet.Metadata.Target.Values.Length;
int attributesCount = trainingSet.Metadata.Attributes.Length;
int problemSize = (attributesCount * classCount) + 1;
AccuracyMeasure measure = new AccuracyMeasure();
DefaultDistanceMeasure distanceMeasure = new DefaultDistanceMeasure(1);
GaussianKernelEstimator gke = new GaussianKernelEstimator(0.5, distanceMeasure, trainingSet);
IBClassificationQualityEvaluator evaluator = new ContinuousACO.ProblemSpecifics.IBClassificationQualityEvaluator(gke, measure);
evaluator.LearningSet = trainingSet;
evaluator.ValidationSet = trainingSet;
Problem <double> problem = new Problem <double>(null, null, evaluator, null);
AntIBMiner antminer = new AntIBMiner(maxIterations, colonySize, convergenceIterations, problem, problemSize, archive, q, segma, trainingSet);
antminer.OnPostColonyIteration += OnPostColonyIteration;
EnsembleClassifier acogke = antminer.CreateEnsembleClassifier();
return(acogke);
}
