Added the Model Comparison assistant for blind comparisons of two models (#1009)

Co-authored-by: Thorsten Sommer <SommerEngineering@users.noreply.github.com>

app/MindWork AI Studio/Assistants/ModelComparison/ModelComparisonRanking.razor.cs

@@ -0,0 +1,47 @@
+using AIStudio.Components;
+
+using Microsoft.AspNetCore.Components;
+
+namespace AIStudio.Assistants.ModelComparison;
+
+/// <summary>
+/// A ranking of the models: their wins, ties, and losses as a chart, and as a table with their share of wins and how
+/// sure that share is.
+/// </summary>
+public partial class ModelComparisonRanking : MSGComponentBase
+{
+    /// <summary>
+    /// Gets or sets the models, best first, by the votes of the user or by the verdicts of the judges.
+    /// </summary>
+    [Parameter, EditorRequired]
+    public IReadOnlyList<ModelComparisonModelStanding> Standings { get; set; } = [];
+
+    /// <summary>
+    /// The wins, ties, and losses of each model, as the three series of a stacked bar chart.
+    /// </summary>
+    private List<ChartSeries<double>> OutcomeSeries =>
+    [
+        new() { Name = T("Wins"), Data = new([.. this.Standings.Select(standing => (double)standing.Wins)]) },
+        new() { Name = T("Ties"), Data = new([.. this.Standings.Select(standing => (double)standing.Ties)]) },
+        new() { Name = T("Losses"), Data = new([.. this.Standings.Select(standing => (double)standing.Losses)]) },
+    ];
+
+    private StackedBarChartOptions ChartOptions => new()
+    {
+        ChartPalette = ModelComparisonCharts.OUTCOME_PALETTE,
+        YAxisTicks = ModelComparisonCharts.AxisStep(this.Standings.Select(standing => (double)(standing.Wins + standing.Ties + standing.Losses))),
+        YAxisToStringFunc = value => ((long)value).CompactCount(),
+        XAxisLabelRotation = ModelComparisonCharts.LabelRotation(this.Standings.Count),
+    };
+
+    private string FormatRange(ModelComparisonWinShare winShare) => winShare is { LowerBound: { } lower, UpperBound: { } upper }
+        ? string.Format(ModelComparisonFormat.Culture, T("{0} to {1}"), ModelComparisonFormat.Share(lower), ModelComparisonFormat.Share(upper))
+        : "-";
+
+    private string SignificanceText(ModelComparisonSignificance significance) => significance switch
+    {
+        ModelComparisonSignificance.CLEARLY_BETTER => T("Clearly better"),
+        ModelComparisonSignificance.CLEARLY_WORSE => T("Clearly worse"),
+        _ => T("Not yet clear"),
+    };
+}