public void LaplacianReverseDistanceTest()
{
var laplacian = new Laplacian(4.2);
var x = new double[] { 0.2, 0.5 };
var y = new double[] { 0.3, -0.7 };
double expected = Distance.Euclidean(x, y);
double df = laplacian.Distance(x, y);
double actual = laplacian.ReverseDistance(df);
Assert.AreEqual(expected, actual, 1e-10);
}
