public void TestClusterRandom()
{
var kmeans = new KMeansClustering(4) {RandomGeneration = new BasicGenerateRandom(44)};
kmeans.InitRandom(GetDataSet());
int iterations = kmeans.Iteration(1000);
Assert.AreEqual(2, iterations);
Cluster cluster1 = kmeans.Clusters[0];
Cluster cluster2 = kmeans.Clusters[1];
Cluster cluster3 = kmeans.Clusters[2];
Cluster cluster4 = kmeans.Clusters[3];
Assert.AreEqual(3, cluster1.Observations.Count);
Assert.AreEqual(1, cluster2.Observations.Count);
Assert.AreEqual(6, cluster3.Observations.Count);
Assert.AreEqual(2, cluster4.Observations.Count);
}
public void TestTooManyClusters()
{
var kmeans = new KMeansClustering(13);
kmeans.InitRandom(GetDataSet());
}
public void TestMaxClusters()
{
var kmeans = new KMeansClustering(12);
kmeans.RandomGeneration = new BasicGenerateRandom(22);
kmeans.InitRandom(GetDataSet());
int iterations = kmeans.Iteration(1000);
Assert.AreEqual(1, iterations);
}