private static void PrintMessage(Clusterer.KClusterer clusterer, int iteration)
{
var builder = new System.Text.StringBuilder();
builder.Append(SEPARATOR + "\n" + SEPARATOR + "\n");
builder.Append(string.Format(ITERATION_MESSAGE, iteration) + "\n");
builder.Append(SEPARATOR + "\n");
builder.Append(clusterer.ClusterData() + "\n");
builder.Append(string.Format(SSE_MESSAGE, clusterer.TotalSquaredError()) + "\n");
builder.Append(SEPARATOR + "\n" + SEPARATOR + "\n");
Console.WriteLine(builder.ToString());
}
private static void RunClusteringAlgorithm(ArffParser.ArffRelation relation, int k, bool randomInitials)
{
var clusterer = new Clusterer.KClusterer(k, relation, randomInitials);
double squaredError = clusterer.TotalSquaredError();
PrintMessage(clusterer, 1);
clusterer.ReCluster();
double nextSquaredError = clusterer.TotalSquaredError();
int iteration = 2;
PrintMessage(clusterer, iteration);
while (nextSquaredError != squaredError)
{
iteration++;
clusterer.ReCluster();
squaredError = nextSquaredError;
nextSquaredError = clusterer.TotalSquaredError();
PrintMessage(clusterer, iteration);
}
}