//This will calculate the errors
//first it must ask what column to use as a label
private void externalEvalCalculateButton_Click(object sender, EventArgs e)
{
//start by parsing label file
DelimitedFile delimitedLabelFile = new DelimitedFile(externalEvalLabelText.Text);
int labelCol = Prompt.ShowDialog("Enter the Column to use", "Select Attribute", 1, delimitedLabelFile.Data[0].Length);
LabelList labels = new LabelList(delimitedLabelFile.GetColumn(labelCol - 1));
//get the Partion file
Partition clusterFile = new Partition(externalEvalClusterText.Text);
int countOfPoints = clusterFile.DataCount;
//create a count mapping
//[actual cluster label, number in found clusters]
int[,] clusterMatching = new int[labels.UniqueLabels.Count, clusterFile.Clusters.Count];
foreach (Cluster c in clusterFile.Clusters)
{
foreach (ClusteredItem k in c.Points)
{
int actualMatching = labels.LabelIndices[k.Id];
int foundMatching = k.ClusterId;
clusterMatching[actualMatching, foundMatching]++;
}
}
//One-To-One Mapping like Darla's
String greedyError = ExternalEval.GreedyErrorEval(clusterFile, labels, clusterMatching);
externalEvalResultText.Text = greedyError;
}
//This will calculate the errors
//first it must ask what column to use as a label
private void externalEvalCalculateButton_Click(object sender, EventArgs e)
{
//start by parsing label file
DelimitedFile delimitedLabelFile = new DelimitedFile(externalEvalLabelText.Text);
int labelCol = Prompt.ShowDialog("Enter the Column to use", "Select Attribute", 1, delimitedLabelFile.Data[0].Length);
LabelList labels = new LabelList(delimitedLabelFile.GetColumn(labelCol - 1));
//get the Partion file
Partition clusterFile = new Partition(externalEvalClusterText.Text);
//Calculate the Error
ExternalEval error = new ExternalEval(clusterFile, labels);
externalEvalResultText.Text = error.TextResults;
}
