/// <inheritdoc />
public override bool Equals(object obj)
{
if (object.ReferenceEquals(null, obj))
{
return(false);
}
if (object.ReferenceEquals(this, obj))
{
return(true);
}
if (!(obj is RejectCurveTarget))
{
return(false);
}
RejectCurveTarget other = (RejectCurveTarget)obj;
return(this.Target == other.Target &&
this.Point == other.Point);
}
/// <summary>
/// Writes all reject curves.
/// </summary>
/// <param name="writer">A stream to write the report to.</param>
/// <param name="all">Classification results for all classes.</param>
/// <param name="classes">Classification results for each class.</param>
private static void WriteRejectCurves(TextWriter writer, ClassSummary <T> all, IList <ClassSummary <T> > classes)
{
float[] errorRates = { 0.001f, 0.005f, 0.01f, 0.02f, 0.03f, 0.04f, 0.05f, 0.06f, 0.07f, 0.08f, 0.09f, 0.10f, 0.11f };
List <ClassSummary <T> > combined = new List <ClassSummary <T> >()
{
all
};
combined.AddRange(classes);
string separator = new string('-', 10 + (30 * combined.Count));
// write class names
writer.Write("{0,-10}", string.Empty);
foreach (ClassSummary <T> cls in combined)
{
writer.Write("{0,-30}", cls.Label);
}
writer.WriteLine();
writer.WriteLine(separator);
// write header
writer.Write("{0,-10}", "Target");
for (int i = 0, ii = combined.Count; i < ii; i++)
{
writer.Write("{0,-10}{1,-10}{2,-10}", "Error", "Accept", "Thresh");
}
writer.WriteLine();
// write targets
foreach (float errorRate in errorRates)
{
writer.Write("{0,-10:P2}", errorRate);
foreach (ClassSummary <T> cls in combined)
{
RejectCurveTarget target = cls.Statistics.RejectCurveTruth.GetTarget(errorRate);
if (target.Point.HasValue)
{
writer.Write(
"{0,-10:P2}{1,-10:P2}{2,-10:N0}",
target.Point.Value.ErrorRate,
target.Point.Value.AcceptRate,
target.Point.Value.Threshold);
}
else
{
writer.Write(
"{0,-10}{0,-10}{0,-10}",
"N/A");
}
}
writer.WriteLine();
}
writer.WriteLine(separator);
// write area
writer.Write("{0,-10}", "Area:");
foreach (ClassSummary <T> cls in combined)
{
float average = cls.Statistics.RejectCurveTruth.GetArea(0.0f, errorRates.Last(), 100);
writer.Write("{0,-30:P2}", average);
}
writer.WriteLine();
}
