internal C45FeatureSetCollection GetFSCFromFile(String filename)
{
C45FeatureSetCollection featureSetCollection = new C45FeatureSetCollection();
C45Schema schema = C45Schema.CreateFromFile(filename.Replace(".data".ToString(), ".names".ToString()));
int character = 0;
String line = String.Empty;
FileStream file = new FileStream(
filename,
FileMode.Open);
while (character >= 0)
{
line = String.Empty;
character = file.ReadByte();
while (character != 0x0A &&
character > 0)
{
line += Convert.ToChar(character);
character = file.ReadByte();
}
featureSetCollection.Add(C45FeatureSet.GetFSFromLine(line, schema));
}
return(featureSetCollection);
}
private void CreateColumns()
{
try
{
this.schema = C45Schema.CreateFromFile(c45Settings.C45SchemaFilename + @".names");
int index = 0;
foreach (C45SchemaProperty property in schema.Properties)
{
if (property.IsDiscrete)
{
DataGridViewComboBoxColumn combo = new DataGridViewComboBoxColumn();
combo.Name = property.Name;
combo.HeaderText = property.Name;
combo.Items.Add("?".ToString());
foreach (String attribute in property.DiscreteAttributes)
{
combo.Items.Add(attribute);
}
this.dataGridView.Columns.Add(combo);
}
else
{
DataGridViewTextBoxColumn text = new DataGridViewTextBoxColumn();
text.Name = property.Name;
text.HeaderText = property.Name;
this.dataGridView.Columns.Add(text);
}
this.dataGridView.Columns[index].Tag = property;
index++;
}
this.userClassColumn = index++;
this.resultClassColumn = index++;
this.stateColumn = index;
AddClassesToGridView(schema.Classes);
AddResultColumn();
}
catch (C45Exception ex)
{
MessageBox.Show(ex.GetString());
CloseToolStripMenuItem_Click(this, new EventArgs());
}
}
