private void voPB_MouseClick(object aoSender, MouseEventArgs aoArgs)
{
PictureBox koPB = aoSender as PictureBox;
int kiX = aoArgs.X;
int kiY = aoArgs.Y;
int kiI = (kiY * this.voOrig.Width) + kiX;
double kdPm;
int kiC;
Bitmap koBmp = ( Bitmap )this.voOrig.Clone( );
try
{
// Gamma matrix has the probabilities for a data point for its membership in each cluster
kiC = 0;
kdPm = this.voGmmnd.Gamma[kiI, 0];
for (int m = 0; m < this.voGmmnd.ViK; m++)
{
if (this.voGmmnd.Gamma[kiI, m] > kdPm)
{
kiC = m; // data i belongs to cluster m
kdPm = this.voGmmnd.Gamma[kiI, m];
}
}
MyImageProc.DrawCluster(this.voPB, this.mClusterPoints( ), ref koBmp, 1, kiC);
}
catch (Exception koEx)
{
Console.WriteLine(koEx.Message);
}
}
private void voLB_SelectedIndexChanged(object aoSender, EventArgs aoArgs)
{
ListBox koLB = aoSender as ListBox;
Bitmap koBmp;
if (koLB.SelectedIndex >= 0)
{
koBmp = ( Bitmap )this.voOrig.Clone( );
MyImageProc.DrawCluster(this.voPB, this.mClusterPoints( ), ref koBmp, 1, koLB.SelectedIndex);
}
else
{
this.voPB.Image = null;
this.voPB.Image = this.voOrig;
}
}
private void voBtnShowBall_Click(object sender, EventArgs e)
{
int kiTr = 209;
int kiTg = 224;
int kiTb = 17;
double kdLoss = 0.0;
double kdBest = double.MaxValue;
int kiCnum = 0;
Bitmap koBmp = ( Bitmap )this.voOrig.Clone( );
for (int m = 0; m < this.voCluster.Count; m++)
{
kdLoss = Math.Sqrt((( double )kiTr - this.voGmmnd.mu[m][0, 0]) * (( double )kiTr - this.voGmmnd.mu[m][0, 0]) +
(( double )kiTg - this.voGmmnd.mu[m][0, 1]) * (( double )kiTg - this.voGmmnd.mu[m][0, 1]) +
(( double )kiTb - this.voGmmnd.mu[m][0, 2]) * (( double )kiTb - this.voGmmnd.mu[m][0, 2]));
if (kdLoss < kdBest)
{
kdBest = kdLoss;
kiCnum = m;
}
}
MyImageProc.DrawCluster(this.voPB, this.mClusterPoints( ), ref koBmp, 1, kiCnum);
}