public void TestLinearKernelDerivs()
{
double[] logVariances = { -0.123, 0.456, 1.789 };
LinearKernel lk = new LinearKernel(logVariances);
double[] x1 = { 0.1, 0.2, 0.3 };
double[] x2 = { 0.9, 0.7, 0.5 };
Vector v1 = Vector.FromArray(x1);
Vector v2 = Vector.FromArray(x2);
List <Vector> xlist = new List <Vector>(2);
xlist.Add(v1);
xlist.Add(v2);
lk.InitialiseFromData(xlist);
Vector x1Vec = Vector.FromArray(x1);
Vector x2Vec = Vector.FromArray(x2);
TestDerivatives(lk, x1Vec, x1Vec);
TestDerivatives(lk, x1Vec, x2Vec);
}
