Daniel@0: function r = regularizeKernel(W, X, gradient)
Daniel@0: %
Daniel@0: % r = regularizeKernel(W, X, gradient)
Daniel@0: %
Daniel@0: %
Daniel@0:     if gradient
Daniel@0:         r = X;
Daniel@0:     else
Daniel@0:         r = sum(sum(W .* X));
Daniel@0:     end
Daniel@0: end