private void m_RR8Classify_Click(object sender, RoutedEventArgs e)
{
var result = m_ReutersR8Algorithm.Predict(m_RR8Input.Text);
string text;
switch (result.Value)
{
case 0: text = "Acquisition"; break;
case 1: text = "Crude"; break;
case 2: text = "Earnings and Investments"; break;
case 3: text = "Grain"; break;
case 4: text = "Interest Rates"; break;
case 5: text = "Money"; break;
case 6: text = "Ship"; break;
case 7: text = "Trade"; break;
default: text = "...unknown..."; break;
}
m_RR8Result.Text = text;
}
private void m_SpamClassify_Click(object sender, RoutedEventArgs e)
{
var text = m_SpamInput.Text;
var result = m_SpamAlgorithm.Predict(text);
m_SpamResult.Text = (result.Value == 0) ? "Spam" : "Not spam";
}
private void m_N20Classify_Click(object sender, RoutedEventArgs e)
{
var result = m_Newsgroups20Algorithm.Predict(m_N20Input.Text);
string text;
switch (result.Value)
{
case 0: text = "Religion > Atheism"; break;
case 1: text = "Computers > Graphics"; break;
case 2: text = "Computers > MS Windows OS"; break;
case 3: text = "Computers > IBM Hardware"; break;
case 4: text = "Computers > Mac Hardware"; break;
case 5: text = "Computers > Windows X"; break;
case 6: text = "For Sale"; break;
case 7: text = "Autos"; break;
case 8: text = "Motorcycles"; break;
case 9: text = "Sport > Baseball"; break;
case 10: text = "Sport > Hockey"; break;
case 11: text = "Science > Cryptography"; break;
case 12: text = "Science > Electronics"; break;
case 13: text = "Science > Medicine"; break;
case 14: text = "Science > Space"; break;
case 15: text = "Religion > Christian"; break;
case 16: text = "Politics > Guns"; break;
case 17: text = "Politics > Mideast"; break;
case 18: text = "Politics > Misc"; break;
case 19: text = "Religion > Misc"; break;
default: text = "...unknown..."; break;
}
m_N20Result.Text = text;
}
private void doCalc(ClassificationAlgorithmBase <double[]> algorithm, StreamWriter writer)
{
for (var k = 0; k < Math.Max(m_XCnt, m_YCnt); k++)
{
var px = (k < m_XCnt) ? getProjPoint(k, 0)[0].ToString(CultureInfo.InvariantCulture) : string.Empty;
var py = (k < m_YCnt) ? getProjPoint(0, k)[1].ToString(CultureInfo.InvariantCulture) : string.Empty;
var pd = string.Empty;
if (k < m_YCnt)
{
var data = new double[m_XCnt];
for (int i = 0; i < m_XCnt; i++)
{
var point = getPoint(i, k);
var cls = algorithm.Predict(point);
data[i] = cls.Value;
}
pd = string.Join(COMMA, data);
}
writer.WriteLine("{0},{1},{2}", px, py, pd);
}
}
