private void ExecuteTraining(CancellationToken token)
{
_dispatcher.Invoke(() => Epochs.Clear());
if (!_patternContainer.Patterns.Any())
{
MessageBox.Show("Brak danych do uczenia!");
return;
}
string trainFile = $@"{DateTime.Now:yyyyMMddHHmmss}.train";
string testFile = $@"{DateTime.Now:yyyyMMddHHmmss}.test";
_patternContainer.SaveToFann(trainFile, testFile, SetDivisionRatio);
_network.NumberOfInputs = (uint)_patternContainer.Patterns.First().Pixels.Length;
_network.NumberOfOutputs = (uint)_patternContainer.Patterns.GroupBy(x => x.Name).Count();
_network.Train(trainFile, MaxIterations, IterationsBetweenReports, LearningRate, DesiredError, (epochs, cost) =>
{
_dispatcher.Invoke(() =>
{
Epochs.Add(new EpochInfo
{
Number = epochs,
Error = cost,
});
CurrentError = cost;
});
token.ThrowIfCancellationRequested();
});
Log += $"[{DateTime.Now}] Błąd zbioru testowego: {_network.Test(testFile)}\n";
}
public void Clear()
{
Epochs.Clear();
NodesVotes.Clear();
}
