private void Btn_rebuild_Click(object sender, RoutedEventArgs e) { if (filepath == "") { MessageBox.Show("Click on the green box above to open CSV file.", "CSV File not set", MessageBoxButton.OK, MessageBoxImage.Information); return; } if (forest != null) { if (MessageBox.Show("This will create new forest, replacing the previous one.", "Confirmation", MessageBoxButton.OKCancel, MessageBoxImage.Warning) != MessageBoxResult.OK) { return; } } btn_rebuild.IsEnabled = false; TrainingSet = CSVPreprocessor.CSVtoDataTable(filepath, ref TestSet, random); var nTree = int.Parse(tbx_numTrees.Text.Replace(" ", "").TrimStart('0')); var nSample = int.Parse(tbx_numSamples.Text.Replace(" ", "").TrimStart('0')); RandomForest.OnCultivateStart += Forest_OnCultivateStart; forest = new RandomForest(TrainingSet, ref TestSet, nTree, nSample, 0); forest.OnCultivateFinished += Forest_OnCultivateFinished; forest.OnCultivateProgress += Forest_OnCultivateProgress; forest.OnVotingProgress += Forest_OnVotingProgress; }
private void Tbx_dataset_PreviewMouseLeftButtonUp(object sender, MouseButtonEventArgs e) { if (fd.ShowDialog() == true) { try { var testDt = CSVPreprocessor.CSVtoDataTable(fd.FileName, ref TestSet, random); tbx_numSamples.Text = Math.Round(testDt.Rows.Count * 0.7, 0).ToString(); tbx_dataset.Text = Path.GetFileName(fd.FileName); filepath = fd.FileName; btn_rebuild.IsEnabled = true; txt_btm.Text = "File loaded, click 'Build Forest' to create Model"; } catch (Exception er) { MessageBox.Show("Failed to load CSV file. Try another file.\n\nError msg: " + er.Message); } } }