/// <summary>
/// Calculates margins
/// </summary>
public static Dictionary <int, double> CalculateMargins <TObj>(IGammaAlgorithm <TObj> alg)
{
var result = new Dictionary <int, double>();
int idx = -1;
foreach (var pData in alg.TrainingSample)
{
idx++;
double maxi = double.MinValue;
double si = 0;
foreach (var cls in alg.TrainingSample.Classes)
{
var proximity = alg.CalculateClassScore(pData.Key, cls);
if (cls.Equals(pData.Value))
{
si = proximity;
}
else
{
if (maxi < proximity)
{
maxi = proximity;
}
}
}
result.Add(idx, si - maxi);
}
return(result.OrderBy(r => r.Value).ToDictionary(r => r.Key, r => r.Value));
}
private void calculateMargin(IGammaAlgorithm <double[]> algorithm)
{
var res = StatUtils.CalculateMargins(algorithm);
foreach (var r in res)
{
Console.WriteLine("{0}\t{1}", r.Key, r.Value);
}
}
