private void ButtonTrain_Click(object sender, EventArgs e)
{
FolderBrowserDialog op = new FolderBrowserDialog();
lbl0.Visible = lbl1.Visible = false;
if (op.ShowDialog() == DialogResult.OK)
{
Random rand = new Random((int)DateTime.Now.Ticks);
var files = System.IO.Directory
.GetFiles(op.SelectedPath, "*.jpg", System.IO.SearchOption.AllDirectories)
.OrderBy(a => rand.Next()).ToArray();
var paramFile = System.IO.Path.Combine(op.SelectedPath, "params.json");
Parameters parameters = null;
if (System.IO.File.Exists(paramFile))
{
parameters = Newtonsoft.Json.JsonConvert.DeserializeObject <Parameters>(System.IO.File.ReadAllText(paramFile));
}
else
{
parameters = new Parameters();
}
ParamsSet frm = new ParamsSet(parameters);
if (frm.ShowDialog() != DialogResult.OK)
{
return;
}
var json = Newtonsoft.Json.JsonConvert.SerializeObject(parameters);
System.IO.File.WriteAllText(System.IO.Path.Combine(op.SelectedPath, "params.json"), json);
network = new Network(Threshold: parameters.Threshold, TimeStep: parameters.TimeStep,
InitWeight: parameters.InitialWeight, Vartiation: parameters.Variation, PA: parameters.PA,
NA: parameters.NA);
List <Bitmap> images = new List <Bitmap>(10000);
foreach (var f in files)
{
var img = (Bitmap)Bitmap.FromFile(f);
{
var imgs = img.Variation(0);
images.AddRange(imgs);
}
}
if (files.Length < 10)
{
ImageVariationForm frmVariation = new ImageVariationForm(images);
if (frmVariation.ShowDialog() == DialogResult.Cancel)
{
return;
}
}
var Gabors = new GaborFilter[images.Count];
Task.Run(() =>
{
try
{
this.InvokeIfRequired(f =>
{
f.Text = "Little Zhenik - making gabor filters";
});
this.InvokeIfRequired(f =>
{
ButtonTrain.Enabled = false;
progressBar1.Visible = true;
});
Parallel.For(0, images.Count, i =>
{
Gabors[i] = new GaborFilter();
Gabors[i].CreateFromBitmap(images[i]);
});
this.InvokeIfRequired(f =>
{
f.Text = "Little Zhenik";
});
}
catch (Exception ex)
{
this.InvokeIfRequired(f => MessageBox.Show(ex.Message));
}
}).ContinueWith(g =>
{
{
var epochs = parameters.Epoch;
this.InvokeIfRequired(f => { progressBar1.Maximum = epochs * 2 / 3 * epochs * 1 / 3 * Gabors.Length; });
try
{
int p = 0;
for (int i = 0; i < epochs * 2 / 3; i++)
{
for (int j = 0; j < Gabors.Length; j++)
{
for (int c = 0; c < epochs / 3; c++)
{
var t = network.Train(Gabors[j]);
if (t == null)
{
this.InvokeIfRequired(f =>
{
//MessageBox.Show(f,"threshold error");
this.Text = "Little Zhenik - Threshold";
i = epochs;
j = Gabors.Length;
c = epochs / 3;
});
}
if (p % 20 == 0)
{
this.InvokeIfRequired(f =>
{
try
{
f.ShowResult();
progressBar1.Value = p;
}
catch
{
this.Text = "Little Zhenik - Threshold";
}
});
Task.Delay(5).Wait();
}
p++;
}
}
}
}
catch (Exception ex)
{
this.InvokeIfRequired(f => MessageBox.Show(ex.Message));
}
this.InvokeIfRequired(f =>
{
progressBar1.Visible = false;
ButtonTest.Enabled = true;
ButtonTrain.Enabled = true;
});
}
});
}
}
private void ButtonTrain_Click(object sender, EventArgs e)
{
FolderBrowserDialog op = new FolderBrowserDialog();
if (op.ShowDialog() == DialogResult.OK)
{
var files = System.IO.Directory.GetFiles(op.SelectedPath);
List <Bitmap> images = new List <Bitmap>(10000);
foreach (var f in files)
{
using (var img = (Bitmap)Bitmap.FromFile(f))
{
var imgs = img.Variation(0);
images.AddRange(imgs);
}
}
ImageVariationForm frm = new ImageVariationForm(images);
if (frm.ShowDialog() == DialogResult.Cancel)
{
return;
}
Gabors = new GaborFilter[images.Count];
Parallel.For(0, images.Count, i =>
{
Gabors[i] = new GaborFilter();
Gabors[i].CreateFromBitmap(images[i]);
});
Random rand = new Random();
var epochs = 70;
progressBar1.Maximum = epochs * Gabors.Length;
ButtonTrain.Enabled = false;
progressBar1.Visible = true;
Task.Run(() =>
{
for (int i = 0; i < epochs; i++)
{
for (int j = 0; j < Gabors.Length; j++)
{
var t = network.Train(Gabors[j]);
if (t == null)
{
this.InvokeIfRequired(f =>
{
MessageBox.Show(f, "threshold error");
});
}
this.InvokeIfRequired(f =>
{
f.ShowResult();
progressBar1.Value = (i) * (Gabors.Length) + (j);
});
Task.Delay(5).Wait();
}
}
this.InvokeIfRequired(f =>
{
progressBar1.Visible = false;
ButtonTest.Enabled = true;
});
}
);
}
}
