private static double tethaFunctionValue(Individual tetha2, List<Individual> population)
{
double result = 0;
result += Math.Pow(tetha2.EuclideanNorm(),2) / 2 * Math.Pow(sigma, 2);
for (int row = 0; row < population.Count; row++)
{
for (int col = row; col < population.Count; col++)
{
if (row == col) continue;
Individual newIndiv = new Individual(population[row] - population[col]);
double localValue = newIndiv.DotProduct(tetha2.Weights);
double gOfXY = Math.Log(Math.Exp(localValue) + Math.Exp(-localValue));
localValue = localValue * (double)(numberOfGames - 2 * population[row].Labels[col]) + (double)numberOfGames * gOfXY;
result += localValue;
}
}
return result;
}
