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 KNNClassifier(ILinearAlgebraProvider lap, KNearestNeighbours model, int k, DistanceMetric distanceMetric = DistanceMetric.Euclidean)
{
_k = k;
_lap = lap;
_model = model;
_distanceMetric = distanceMetric;
for (int i = 0, len = model.Instance.Length; i < len; i++)
{
_instance.Add(lap.Create(model.Instance[i].Data));
}
}
static void Main(string[] args)
{
var data = CsvReader.ReadData();
var userId = 186;
//User-Item
KNearestNeighbours kNearestNeighbours = new KNearestNeighbours(0.35);
var nearestNeighbours = kNearestNeighbours.GetNearestNeighbours(data, userId, 25);
var topRatings = GetTopXAmountOfRecommendations.GetTopXAmountOfRatings(8, nearestNeighbours, 3);
//Item-Item
var top5 = ItemItemLogic.RunItemItemMethods(data, userId);
}
public static void RunACOIBL_WeightOutputs()
{
AccuracyMeasure accuracyMeasure = new AccuracyMeasure();
foreach (string dataset in GetDatasetFolds("datasets.txt"))
{
//----------------------------------------
Console.WriteLine("Data Table:" + dataset);
//----------------------------------------
#region ACO-KNN-CB
//try
{
for (_currentFold = 0; _currentFold < _folds; _currentFold++)
{
//----------------------------------------
Console.WriteLine("Fold:" + _currentFold.ToString());
//----------------------------------------
DataMining.Data.Dataset[] tables = LoadTrainingAndTestingData(dataset, _currentFold);
DataMining.Data.Dataset trainingSet = tables[0];
DataMining.Data.Dataset testingSet = tables[1];
KNearestNeighbours knnclassifier = SingleTest.CreateKNNAntIBMinerClassifier_ClassBasedWeights(trainingSet, false);
//------------------------------------------------------------------
Console.WriteLine("ACO-KNN-CB: " + dataset);
SaveWeights(trainingSet, knnclassifier);
}
Console.WriteLine("-------------------------------------------");
Console.WriteLine("-------------------------------------------");
Console.WriteLine("-------------------------------------------");
}
//catch (Exception ex)
{
//LogError(ex);
// Console.WriteLine(ex.Message);
}
#endregion
}
}
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 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);
}
private static void RunUserItemMethods(Dictionary <int, Dictionary <int, double> > dictionary)
{
var userId = 186;
var itemId = 514;
KNearestNeighbours kNearestNeighbours = new KNearestNeighbours();
var nearestNeigbours = kNearestNeighbours.GetNearestNeighbours(userId, dictionary[userId], dictionary, 25, 0.35);
foreach (var item in nearestNeigbours)
{
Console.WriteLine("Id: {0} Similarity: {1}", item.Key, item.Similarity);
}
//PredictedRatingCalculations predictedRatingCalculations = new PredictedRatingCalculations();
//var predRating = predictedRatingCalculations.CalculatePredictedRating(itemId, nearestNeigbours, dictionary);
//Console.WriteLine("Predicted Rating: {0}" , predRating);
var topRatings = GetTopXAmountOfRatings(8, nearestNeigbours, dictionary);
foreach (var rating in topRatings)
{
Console.WriteLine("Predicted Rating: {0}", rating);
}
}
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);
}
//private void LoadSimilarityCache()
//{
// if (this._similarityCache == null)
// this._similarityCache = new double[this._IBClassifier.Database.Size, this._IBClassifier.Database.Size];
// //for(int i=0; i< this._IBClassifier.Metadata.Size; i++)
// // for(int j=0; j< this._IBClassifier.Metadata.Size; j++)
// // this._similarityCache[i,j]=this._IBClassifier.distanceMeasure.CalculateSimilarity(this._IBClassifier.Database[i],this._IBClassifier.Database[j]);
//}
#endregion
public override void EvaluateSolutionQuality(Solution <double> solution)
{
int classCount = this.LearningSet.Metadata.Target.Values.Length;
int attributesCount = this.LearningSet.Metadata.Attributes.Length;
if (this._IBClassifier is GaussianKernelEstimator)
{
double[][] classBasedWeights = new double[classCount][];
double kernelParameter = solution.Components[0].Element;
int counter = 1;
if (solution.Components.Count > attributesCount + 1)
{
for (int i = 0; i < classCount; i++)
{
classBasedWeights[i] = new double[attributesCount];
for (int j = 0; j < attributesCount; j++)
{
classBasedWeights[i][j] = solution.Components[counter].Element;
counter++;
}
}
}
else
{
for (int i = 0; i < classCount; i++)
{
classBasedWeights[i] = new double[attributesCount];
for (int j = 0; j < attributesCount; j++)
{
classBasedWeights[i][j] = solution.Components[counter].Element;
counter++;
}
counter = 1;
}
}
GaussianKernelEstimator GKClassfier = this._IBClassifier as GaussianKernelEstimator;
GKClassfier.KernelParameter = kernelParameter / 10;
//GKClassfier.KernelParameter = 0;
GKClassfier.SetWeights(classBasedWeights);
}
else if (this._IBClassifier is NearestClassClassifier)
{
double[][] classBasedWeights = new double[classCount][];
double similarityTheshold = solution.Components[0].Element;
int counter = 1;
if (solution.Components.Count > attributesCount + 1)
{
for (int i = 0; i < classCount; i++)
{
classBasedWeights[i] = new double[attributesCount];
for (int j = 0; j < attributesCount; j++)
{
classBasedWeights[i][j] = solution.Components[counter].Element;
counter++;
}
}
}
else
{
for (int i = 0; i < classCount; i++)
{
classBasedWeights[i] = new double[attributesCount];
for (int j = 0; j < attributesCount; j++)
{
classBasedWeights[i][j] = solution.Components[counter].Element;
counter++;
}
counter = 1;
}
}
NearestClassClassifier NNClassfier = this._IBClassifier as NearestClassClassifier;
NNClassfier.SimilarityThreshold = similarityTheshold;
NNClassfier.SetWeights(classBasedWeights);
}
else if (this._IBClassifier is KNearestNeighbours)
{
double[][] classBasedWeights = new double[classCount][];
int k = ((int)(Math.Round((solution.Components[0].Element) * 20, 0))) + 1;
//int k = 1;
int counter = 1;
if (solution.Components.Count > attributesCount + 1)
{
for (int i = 0; i < classCount; i++)
{
classBasedWeights[i] = new double[attributesCount];
for (int j = 0; j < attributesCount; j++)
{
classBasedWeights[i][j] = solution.Components[counter].Element;
counter++;
}
}
}
else
{
for (int i = 0; i < classCount; i++)
{
classBasedWeights[i] = new double[attributesCount];
for (int j = 0; j < attributesCount; j++)
{
classBasedWeights[i][j] = solution.Components[counter].Element;
counter++;
}
counter = 0;
}
}
KNearestNeighbours KNNClassifier = this._IBClassifier as KNearestNeighbours;
KNNClassifier.KNeighbours = k;
this._IBClassifier.SetWeights(classBasedWeights);
}
this._IBClassifier.Database = this.LearningSet;
double quality = _measure.CalculateMeasure(this._IBClassifier, ValidationSet);
solution.Quality = quality;
}
/// <summary>
/// boton clasificar
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void Button_Click_2(object sender, RoutedEventArgs e)
{
//instanciamos
DataTable datos = HelperDataTable.ConvertToDataTable <Persona>(knnmodel.Datos);
DataTable datosTest = HelperDataTable.ConvertToDataTable <Persona>(knnmodel.DatosTest);
DataSet dataSet = new DataSet();
dataSet.Tables.Add(datos);
dataSet.Tables.Add(datosTest);
// k es el segundo parametro
KNearestNeighbours <double, DBNull> knn = new KNearestNeighbours <double, DBNull>(dataSet, 5, true);
//obtengo las categorias
List <string> categorias = knn.categories;
//creamos una lista de colores
List <SolidColorBrush> colores = new List <SolidColorBrush>
{
Brushes.Blue,
Brushes.Red,
Brushes.Yellow,
Brushes.Green
};
//creo un diccionario de categorias colores
Dictionary <string, SolidColorBrush> catcolor = new Dictionary <string, SolidColorBrush>();
for (int i = 0; i < categorias.Count; i++)
{
catcolor.Add(categorias[i], colores[i]);
}
//para cada elemento del modelo de datos...(esto yo creo que se tendra que cambiar ya que el modelo sera muy variopinto)
//pero siempre tendremos un objeto CLASS
int contador = 0;
foreach (var item in knnmodel.Datos)
{
foreach (KeyValuePair <string, SolidColorBrush> item2 in catcolor)
{
if (item.CLASS == item2.Key)
{
contador++;
grafico.CreatePoint(item.estatura, item.pelo, item2.Value, item2.Key, contador);
}
}
}
//crea el punto negro
foreach (var item in knnmodel.DatosTest)
{
grafico.CreatePoint(item.estatura, item.pelo, Brushes.White, "???", 999);
}
Result <int, double> result = knn.Execute();
foreach (KeyValuePair <int, double> item in result.DataDictionary)
{
TBConsole.Text = TBConsole.Text + item.Key.ToString() + ": " + item.Value.ToString() + " \r\n";
}
}
public static void RunACOIBL()
{
int k = 9;
AccuracyMeasure accuracyMeasure = new AccuracyMeasure();
foreach (string dataset in GetDatasetFolds("datasets.txt"))
{
//----------------------------------------
Console.WriteLine("Data Table:" + dataset);
//----------------------------------------
for (_currentFold = 0; _currentFold < _folds; _currentFold++)
{
//----------------------------------------
//Console.WriteLine("Fold:" + _currentFold.ToString());
//----------------------------------------
DataMining.Data.Dataset[] tables = LoadTrainingAndTestingData(dataset, _currentFold);
DataMining.Data.Dataset trainingSet = tables[0];
DataMining.Data.Dataset testingSet = tables[1];
Dataset datasetFull = Dataset.Merge(trainingSet, testingSet);
double quality = 0;
try
{
{
KNearestNeighbours knn = SingleTest.CreateKNNClassifier(k, datasetFull, false);
quality = SingleTest.TestClassifier(knn, datasetFull, accuracyMeasure);
quality = Math.Round(quality * 100, 2);
//------------------------------------------------------------------
Console.WriteLine("KNN: " + dataset + " - Accuracy=" + quality);
SaveResults(dataset, "KNN", k.ToString(), quality.ToString());
Console.WriteLine("-------------------------------------------");
Console.WriteLine("-------------------------------------------");
Console.WriteLine("-------------------------------------------");
}
{
KNearestNeighbours knnWV = SingleTest.CreateKNNClassifier(k, datasetFull, true);
quality = SingleTest.TestClassifier(knnWV, datasetFull, accuracyMeasure);
quality = Math.Round(quality * 100, 2);
//------------------------------------------------------------------
Console.WriteLine("KNN-WV: " + dataset + " - Accuracy=" + quality);
SaveResults(dataset, "KNN-WV", k.ToString(), quality.ToString());
Console.WriteLine("-------------------------------------------");
Console.WriteLine("-------------------------------------------");
Console.WriteLine("-------------------------------------------");
}
{
NearestClassClassifier ncc = SingleTest.CreateNCClassifier(datasetFull);
quality = SingleTest.TestClassifier(ncc, datasetFull, accuracyMeasure);
quality = Math.Round(quality * 100, 2);
//------------------------------------------------------------------
Console.WriteLine("NNC: " + dataset + " - Accuracy=" + quality);
SaveResults(dataset, "NNC", quality.ToString());
Console.WriteLine("-------------------------------------------");
Console.WriteLine("-------------------------------------------");
Console.WriteLine("-------------------------------------------");
}
{
KNearestNeighbours knn = SingleTest.CreateKNNAntIBMinerClassifier(k, datasetFull, false);
quality = SingleTest.TestClassifier(knn, datasetFull, accuracyMeasure);
quality = Math.Round(quality * 100, 2);
//------------------------------------------------------------------
Console.WriteLine("ACO-KNN: " + dataset + " - Accuracy=" + quality);
SaveResults(dataset, "ACO-KNN", k.ToString(), quality.ToString());
Console.WriteLine("-------------------------------------------");
Console.WriteLine("-------------------------------------------");
Console.WriteLine("-------------------------------------------");
}
{
KNearestNeighbours knn = SingleTest.CreateKNNAntIBMinerClassifier(k, datasetFull, true);
quality = SingleTest.TestClassifier(knn, datasetFull, accuracyMeasure);
quality = Math.Round(quality * 100, 2);
//------------------------------------------------------------------
Console.WriteLine("ACO-KNN-WV: " + dataset + " - Accuracy=" + quality);
SaveResults(dataset, "ACO-KNN-WV", k.ToString(), quality.ToString());
Console.WriteLine("-------------------------------------------");
Console.WriteLine("-------------------------------------------");
Console.WriteLine("-------------------------------------------");
}
{
KNearestNeighbours knn = SingleTest.CreateKNNAntIBMinerClassifier_ClassBasedWeights(k, datasetFull, false);
quality = SingleTest.TestClassifier(knn, datasetFull, accuracyMeasure);
quality = Math.Round(quality * 100, 2);
//------------------------------------------------------------------
Console.WriteLine("ACO-KNN-CB: " + dataset + " - Accuracy=" + quality);
SaveResults(dataset, "ACO-KNN-CB", k.ToString(), quality.ToString());
Console.WriteLine("-------------------------------------------");
Console.WriteLine("-------------------------------------------");
Console.WriteLine("-------------------------------------------");
}
{
KNearestNeighbours knn = SingleTest.CreateKNNAntIBMinerClassifier_ClassBasedWeights(k, datasetFull, true);
quality = SingleTest.TestClassifier(knn, datasetFull, accuracyMeasure);
quality = Math.Round(quality * 100, 2);
//------------------------------------------------------------------
Console.WriteLine("ACO-KNN-CB-WV: " + dataset + " - Accuracy=" + quality);
SaveResults(dataset, "ACO-KNN-CB-WV", k.ToString(), quality.ToString());
Console.WriteLine("-------------------------------------------");
Console.WriteLine("-------------------------------------------");
Console.WriteLine("-------------------------------------------");
}
{
NearestClassClassifier ncc = SingleTest.CreateNCCAntIBMinerClassifier(datasetFull);
quality = SingleTest.TestClassifier(ncc, datasetFull, accuracyMeasure);
quality = Math.Round(quality * 100, 2);
//------------------------------------------------------------------
Console.WriteLine("ACO-NCC: " + dataset + " - Accuracy=" + quality);
SaveResults(dataset, "ACO-NCC", quality.ToString());
Console.WriteLine("-------------------------------------------");
Console.WriteLine("-------------------------------------------");
Console.WriteLine("-------------------------------------------");
}
{
NearestClassClassifier ncc = SingleTest.CreateNCCAntIBMinerClassifier_ClassBasedWeights(datasetFull);
quality = SingleTest.TestClassifier(ncc, datasetFull, accuracyMeasure);
quality = Math.Round(quality * 100, 2);
//------------------------------------------------------------------
Console.WriteLine("ACO-NCC-CB: " + dataset + " - Accuracy=" + quality);
SaveResults(dataset, "ACO-NCC-CB", quality.ToString());
Console.WriteLine("-------------------------------------------");
Console.WriteLine("-------------------------------------------");
Console.WriteLine("-------------------------------------------");
}
{
GaussianKernelEstimator GKC = SingleTest.CreateGKAntIBMinerClassifier(datasetFull);
quality = SingleTest.TestClassifier(GKC, datasetFull, accuracyMeasure);
quality = Math.Round(quality * 100, 2);
//------------------------------------------------------------------
Console.WriteLine("ACO-GKC: " + dataset + " - Accuracy=" + quality);
SaveResults(dataset, "ACO-GKC", quality.ToString());
Console.WriteLine("-------------------------------------------");
Console.WriteLine("-------------------------------------------");
Console.WriteLine("-------------------------------------------");
}
{
GaussianKernelEstimator GKC = SingleTest.CreateGKAntIBMinerClassifier_ClassBaseWeights(datasetFull);
quality = SingleTest.TestClassifier(GKC, datasetFull, accuracyMeasure);
quality = Math.Round(quality * 100, 2);
//------------------------------------------------------------------
Console.WriteLine("ACO-GKC-CB: " + dataset + " - Accuracy=" + quality);
SaveResults(dataset, "ACO-GKC-CB", quality.ToString());
Console.WriteLine("-------------------------------------------");
Console.WriteLine("-------------------------------------------");
Console.WriteLine("-------------------------------------------");
}
}
catch (Exception ex)
{
LogError(ex);
// Console.WriteLine(ex.Message);
}
}
}
}
public static void RunConventional()
{
AccuracyMeasure accuracyMeasure = new AccuracyMeasure();
foreach (string dataset in GetDatasetFolds(DatasetNamesFile))
{
//----------------------------------------
Console.WriteLine("Data Table:" + dataset);
//----------------------------------------
//try
{
double quality1 = 0;
double quality2 = 0;
double quality3 = 0;
double quality4 = 0;
double quality5 = 0;
double quality6 = 0;
double quality7 = 0;
double quality8 = 0;
double quality9 = 0;
for (_currentFold = 0; _currentFold < _folds; _currentFold++)
{
//----------------------------------------
//Console.WriteLine("Fold:" + _currentFold.ToString());
//----------------------------------------
DataMining.Data.Dataset[] tables = LoadTrainingAndTestingData(dataset, _currentFold);
DataMining.Data.Dataset trainingSet = tables[0];
DataMining.Data.Dataset testingSet = tables[1];
KNearestNeighbours knn1 = SingleTest.CreateKNNClassifier(1, trainingSet, false);
quality1 += SingleTest.TestClassifier(knn1, testingSet, accuracyMeasure);
//------------------------------------------------------------------
KNearestNeighbours knn11 = SingleTest.CreateKNNClassifier(11, trainingSet, false);
quality2 += SingleTest.TestClassifier(knn11, testingSet, accuracyMeasure);
//------------------------------------------------------------------
KNearestNeighbours knn21 = SingleTest.CreateKNNClassifier(21, trainingSet, false);
quality3 += SingleTest.TestClassifier(knn21, testingSet, accuracyMeasure);
//------------------------------------------------------------------
//------------------------------------------------------------------
//------------------------------------------------------------------
NearestClassClassifier ncc0 = SingleTest.CreateNCClassifier(trainingSet, 0);
quality4 += SingleTest.TestClassifier(ncc0, testingSet, accuracyMeasure);
//------------------------------------------------------------------
NearestClassClassifier ncc5 = SingleTest.CreateNCClassifier(trainingSet, 0.5);
quality5 += SingleTest.TestClassifier(ncc5, testingSet, accuracyMeasure);
//------------------------------------------------------------------
NearestClassClassifier ncc1 = SingleTest.CreateNCClassifier(trainingSet, 0.9);
quality6 += SingleTest.TestClassifier(ncc1, testingSet, accuracyMeasure);
////------------------------------------------------------------------
////------------------------------------------------------------------
////------------------------------------------------------------------
GaussianKernelEstimator gcc0 = SingleTest.CreateGKClassifier(trainingSet, 0);
quality7 += SingleTest.TestClassifier(gcc0, testingSet, accuracyMeasure);
//------------------------------------------------------------------
GaussianKernelEstimator gcc5 = SingleTest.CreateGKClassifier(trainingSet, 0.25);
quality8 += SingleTest.TestClassifier(gcc5, testingSet, accuracyMeasure);
//------------------------------------------------------------------
GaussianKernelEstimator gcc1 = SingleTest.CreateGKClassifier(trainingSet, 0.5);
quality9 += SingleTest.TestClassifier(gcc1, testingSet, accuracyMeasure);
}
quality1 = Math.Round((quality1 / _folds) * 100, 2);
quality2 = Math.Round((quality2 / _folds) * 100, 2);
quality3 = Math.Round((quality3 / _folds) * 100, 2);
quality4 = Math.Round((quality4 / _folds) * 100, 2);
quality5 = Math.Round((quality5 / _folds) * 100, 2);
quality6 = Math.Round((quality6 / _folds) * 100, 2);
quality7 = Math.Round((quality7 / _folds) * 100, 2);
quality8 = Math.Round((quality8 / _folds) * 100, 2);
quality9 = Math.Round((quality9 / _folds) * 100, 2);
Console.WriteLine("1NN: " + dataset + " - Accuracy=" + quality1);
SaveResults(dataset, "1NN", quality1.ToString());
Console.WriteLine("11NN: " + dataset + " - Accuracy=" + quality2);
SaveResults(dataset, "11NN", quality2.ToString());
Console.WriteLine("21NN: " + dataset + " - Accuracy=" + quality3);
SaveResults(dataset, "21NN", quality3.ToString());
Console.WriteLine("NCC-0: " + dataset + " - Accuracy=" + quality4);
SaveResults(dataset, "NCC-0", quality4.ToString());
Console.WriteLine("NCC-0.5: " + dataset + " - Accuracy=" + quality5);
SaveResults(dataset, "NCC-0.5", quality5.ToString());
Console.WriteLine("NCC-1: " + dataset + " - Accuracy=" + quality6);
SaveResults(dataset, "NCC-1", quality6.ToString());
Console.WriteLine("GKE-0: " + dataset + " - Accuracy=" + quality7);
SaveResults(dataset, "GKE-0", quality7.ToString());
Console.WriteLine("GKE-0.25: " + dataset + " - Accuracy=" + quality8);
SaveResults(dataset, "GKE-0.25", quality8.ToString());
Console.WriteLine("GKE-0.5: " + dataset + " - Accuracy=" + quality9);
SaveResults(dataset, "GKE-0.5", quality9.ToString());
Console.WriteLine("-------------------------------------------");
Console.WriteLine("-------------------------------------------");
Console.WriteLine("-------------------------------------------");
}
//catch (Exception ex)
{
//LogError(ex);
// Console.WriteLine(ex.Message);
}
}
}
static void Main(string[] args)
{
DataSet dataSet = new DataSet("Data");
DataTable data = new DataTable("DataLearning");
DataTable dataTest = new DataTable("DataTest");
data.Columns.Add("Atributo1", typeof(double));
data.Columns.Add("Atributo2", typeof(double));
data.Columns.Add("Atributo3", typeof(double));
data.Columns.Add("Atributo4", typeof(double));
data.Columns.Add("CLASS", typeof(string));
data.Rows.Add(5.1, 3.5, 1.4, 0.2, "Iris-Setosa");
data.Rows.Add(7.0, 3.2, 4.7, 1.4, "Iris-Versicolor");
data.Rows.Add(5.1, 3.5, 1.4, 2.5, "Iris-Virginica");
data.Rows.Add(5.1, 2.5, 3.4, 1.5, "Iris-Virginica");
dataTest.Columns.Add("Atributo1", typeof(double));
dataTest.Columns.Add("Atributo2", typeof(double));
dataTest.Columns.Add("Atributo3", typeof(double));
dataTest.Columns.Add("Atributo4", typeof(double));
dataTest.Columns.Add("CLASS", typeof(string)); //siempre se llamará asi esta columna
dataTest.Rows.Add(5.4, 3.7, 1.5, 0.2, "?");
//dataAnalyze.Rows.Add(4.0, 0.2, 4.7, 3.4, "?");
dataSet.Tables.Add(data);
dataSet.Tables.Add(dataTest);
KNearestNeighbours <double, DBNull> knn = new KNearestNeighbours <double, DBNull>(dataSet, 1, true);
Result <int, double> result = knn.Execute(); //devuelve un diccionario key= posicion value= distancia
//test decimal
List <decimal> num = new List <decimal> {
1.3m, 4.0m, 5.5m, 6.8m, 9.4m
};
Result <decimal, DBNull> resultado = HelperMath <decimal, DBNull> .Media(num);
Result <decimal, DBNull> resultado11 = HelperMath <decimal, DBNull> .Mediana(num);
Console.Write("la media es:" + resultado.Data + resultado.Message + " ");
Console.WriteLine("la mediana es:" + resultado11.Data + resultado11.Message);
//test float
List <float> num2 = new List <float> {
1.00f, 4.1f, 5.4f, 6.5f, 9.7f
};
Result <float, DBNull> resultado2 = HelperMath <float, DBNull> .Media(num2);
Result <float, DBNull> resultado22 = HelperMath <float, DBNull> .Mediana(num2);
Console.Write("la media es:" + resultado2.Data + resultado2.Message + " ");
Console.WriteLine("la mediana es:" + resultado22.Data + resultado22.Message);
//test double
List <double> num3 = new List <double> {
1.00, 4, 4, 5, 6, 9, 9, 10.5, 4, 5, 3, 4, 6, 7, 4, 4, 4.0
};
Result <double, DBNull> resultado3 = HelperMath <double, DBNull> .Media(num3);
Result <double, DBNull> resultado32 = HelperMath <double, DBNull> .Mediana(num3);
Console.Write("la media es:" + resultado3.Data + resultado3.Message + " ");
Console.WriteLine("la mediana es:" + resultado32.Data + resultado32.Message);
//test int
List <int> num4 = new List <int> {
2, 4, 6, 1, 9, 100, 8, 7
};
Result <int, DBNull> resultado4 = HelperMath <int, DBNull> .Media(num4);
Result <int, DBNull> resultado5 = HelperMath <int, DBNull> .Mediana(num4);
Console.Write("la media es:" + resultado4.Data + resultado4.Message + " ");
Console.WriteLine("la mediana es:" + resultado5.Data + resultado5.Message);
//calculamos maximos y minimos
Console.WriteLine("el maximo es " + HelperMath <double, DBNull> .Maximo(num3).Data);
Console.WriteLine("el minimo es " + HelperMath <double, DBNull> .Minimo(num3).Data);
Console.WriteLine("la varianza es " + HelperMath <double, DBNull> .Varianza(num3).Data);
Console.WriteLine("la desviacion tipica es " + HelperMath <double, DBNull> .DesviacionTipica(num3).Data);
Console.WriteLine("el coeficiente de variación es " + HelperMath <double, DBNull> .CoeficienteVariacion(num3).Data);
Dictionary <double, int> r = HelperMath <double, int> .Moda(num3).DataDictionary;
Console.WriteLine("la moda vale " + r.First().Value + " para el elemento de la lista de valor " + r.First().Key);
Graph <string> graph = new Graph <string>();
Node <string> nodo1 = new Node <string>("Sevilla");
Node <string> nodo2 = new Node <string>("Cordoba");
Node <string> nodo3 = new Node <string>("Madrid");
Node <string> nodo4 = new Node <string>("Valencia");
graph.InsertarNodo(nodo1);
graph.InsertarNodo(nodo2);
graph.InsertarNodo(nodo3);
graph.InsertarNodo(nodo4);
graph.InsertarArco(nodo1, nodo2, 10);
graph.InsertarArco(nodo2, nodo3, 6);
graph.InsertarArco(nodo3, nodo4, 8);
graph.InsertarArco(nodo3, nodo1, 8);
graph.InsertarArco(nodo4, nodo1, 4);
//Console.WriteLine(graph.isAdyacente(nodo2, nodo3));
List <Node <string> > nodos = graph.getListaNodos();
//Console.WriteLine(graph.getListaNodos().Count());
//graph.MostrarMatrizdeAdyacencia();
BusquedaProfundidadRecursiva <string> bpr = new BusquedaProfundidadRecursiva <string>();
bpr.RecorridoProfundidad(graph);
//bool[] resultado=bpr.Resultado();
//for(int i = 0; i<resultado.Length; i++)
//{
// Console.WriteLine(resultado[i]);
//}
Console.ReadLine();
}