public void ID3_runmodel_case_5()
{
Dasmic.MLLib.Algorithms.DecisionTree.BuildID3 id3 = new Dasmic.MLLib.Algorithms.DecisionTree.BuildID3();
ModelBase model = (ModelBase)id3.BuildModel(_trainingData,
_attributeHeaders,
_indexTargetAttribute);
// Data will be in format "Outlook","Temperature","Humidity","Wind","PlayTennis"
double[] data = { 2, 1, 1, 1 };
double value = model.RunModelForSingleData(data);
Assert.AreEqual(value, 0);
}
public void ID3_maketree_check_root_node()
{
Dasmic.MLLib.Algorithms.DecisionTree.BuildID3 id3 = new Dasmic.MLLib.Algorithms.DecisionTree.BuildID3();
ModelBase model = (ModelBase)id3.BuildModel(_trainingData,
_attributeHeaders,
_indexTargetAttribute);
model.getPrintedTree();
//Check Nodes
Assert.IsTrue(model.Root.AttributeName.Equals("Outlook"));
Assert.IsTrue(model.Root.getChildWithValue(0).AttributeName.Equals("Humidity"));
Assert.IsTrue(model.Root.getChildWithValue(1).AttributeName.Equals("PlayTennis"));
Assert.IsTrue(model.Root.getChildWithValue(2).AttributeName.Equals("Wind"));
}
public void ID3_maketree_check_final_nodes()
{
string output;
Dasmic.MLLib.Algorithms.DecisionTree.BuildID3 id3 =
new Dasmic.MLLib.Algorithms.DecisionTree.BuildID3();
ModelBase model = (ModelBase)id3.BuildModel(_trainingData,
_attributeHeaders,
_indexTargetAttribute);
output = model.getPrintedTree();
//Check Tree Nodes
Assert.IsTrue(model.Root.getChildWithValue(0).getChildWithValue(0).Value == 1); //Humidity
Assert.IsTrue(model.Root.getChildWithValue(0).getChildWithValue(1).Value == 0);
Assert.IsTrue(model.Root.getChildWithValue(1).Value == 1);
Assert.IsTrue(model.Root.getChildWithValue(2).getChildWithValue(0).Value == 1); //Humidity
Assert.IsTrue(model.Root.getChildWithValue(2).getChildWithValue(1).Value == 0);
}