private void initLRA(Vector<double> firstFeatures, int featureCount)
{
threshold = Convert.ToDouble(epsilon.Text.Replace('.',','));
E = firstFeatures.ToColumnMatrix();
var m = 1 / firstFeatures.DotProduct(firstFeatures);
M = DenseMatrix.Create(1,1,m);
mask = null;
mask = new List<int>();
}