/// <summary> /// Construct a tab set to the specified scheme /// </summary> public ClassificationSchemeTab(ClassificationScheme classificationScheme) : base() { this.BuildView(classificationScheme); }
private void BuildView(ClassificationScheme classificationScheme) { this.SuspendLayout(); this.Text = classificationScheme.Settings.Name; var table = GUIUtils.CreateTable(new double[] { .33, .33, .33 }, Direction.Horizontal); // classifier var classifierSettings = new DerivedTypeConfigurationPanel(typeof(IClassifier), classificationScheme.Classifier); this.getClassifier = () => (IClassifier)classifierSettings.GetConfiguredObject(); table.Controls.Add(classifierSettings, 0, 0); // general settings var generalSettings = new ConfigurationPanel(classificationScheme.Settings); table.Controls.Add(generalSettings, 1, 0); // bin selection var panel = new Panel() { Dock = DockStyle.Fill }; var binList = new CheckedListBox() { Dock = DockStyle.Fill, CheckOnClick = true }; binList.AddContextMenu(); this.ToolTip.SetToolTip(binList, "Select which time bins from each trial will be used to train the classifier"); var timeBins = GeneralClassifierSettings.MAX_BINS .CountTo() .Select(i => new TimeBin(i) { Checked = classificationScheme.Settings.SelectedBins.Contains(i) }) .ToIArray(); binList.ItemCheck += (sender, args) => ((TimeBin)binList.Items[args.Index]).Checked = (args.NewValue == CheckState.Checked); Action<int> refreshBinList = (binWidth) => { // ensure the right number of items int binCount = GeneralClassifierSettings.GetBinCount(binWidth); if (binList.Items.Count < binCount) binList.Items.AddRange(timeBins.SubView(binList.Items.Count, binCount - binList.Items.Count).ToArray()); else for (int i = binList.Items.Count - 1; i >= binCount; i--) binList.Items.RemoveAt(i); // ensure correct width and uncheck all TimeBin timeBin; for (int i = 0; i < binCount; i++) { timeBin = (TimeBin)binList.Items[i]; timeBin.BinWidth = binWidth; binList.SetItemChecked(i, timeBin.Checked); } binList.Invalidate(); }; refreshBinList(classificationScheme.Settings.BinWidthMillis); var binWidthProp = typeof(GeneralClassifierSettings).GetProperty("BinWidthMillis"); var nameProp = typeof(GeneralClassifierSettings).GetProperty("Name"); if (binWidthProp == null || nameProp == null) throw new Exception("Failed to find properties!"); generalSettings.PropertyChanged += args => { if (args.Property.Equals(binWidthProp)) refreshBinList((int)args.Getter()); else if (args.Property.Equals(nameProp)) this.Text = args.Getter().ToString(); }; this.getSettings = () => { var settings = (GeneralClassifierSettings)generalSettings.GetConfiguredObject(); settings.SelectedBins = binList.CheckedIndices.Cast<int>().ToIArray(); return settings; }; panel.Controls.Add(binList); panel.Controls.Add("Time Bins".ToLabel()); var saveButton = GUIUtils.CreateFlatButton("Save", (b) => { this.saveDialog.FileName = this.Text; if (this.saveDialog.ShowDialog() != DialogResult.OK) return; bool saved = this.ClassificationScheme.TrySerializeToFile(this.saveDialog.FileName); GUIUtils.Alert((saved ? "Saved" : "Failed to save") + " classifier info to " + this.saveDialog.FileName, (saved ? MessageBoxIcon.Information : MessageBoxIcon.Error)); string directory = Path.GetDirectoryName(this.saveDialog.FileName); if (Directory.Exists(directory)) this.saveDialog.InitialDirectory = directory; }); saveButton.Dock = DockStyle.Bottom; panel.Controls.Add(saveButton); table.Controls.Add(panel, 2, 0); this.Controls.Add(table); this.ResumeLayout(false); }
/// <summary> /// Constructs a manager for the given scheme /// </summary> public ClassifierManager(ClassificationScheme classificationScheme) { this.Settings = classificationScheme.Settings; this.Classifier = classificationScheme.Classifier.GetFactory()().AsOnlineClassifier(); }