PrintRegressionMetrics.cs

private static void PrintMetrics(string name, RegressionMetrics metrics)
{
    Console.WriteLine($"*************************************************");
    Console.WriteLine($"*       Metrics for {name}          ");
    Console.WriteLine($"*------------------------------------------------");
    Console.WriteLine($"*       R2 Score: {metrics.RSquared:0.##}");
    Console.WriteLine($"*       Absolute loss: {metrics.L1:#.##}");
    Console.WriteLine($"*       Squared loss: {metrics.L2:#.##}");
    Console.WriteLine($"*       RMS loss: {metrics.Rms:#.##}");
    Console.WriteLine($"*************************************************");
}