def pool(self):
        return render('/ng-pool.html')
The diagonal of the second derivative w.r.t. X and X2
dataset/ETHPy150Open SpriteLink/NIPAP/nipap-www/nipapwww/controllers/ng.py/NgController.pool--crossover with--dataset/ETHPy150Open SheffieldML/GPy/GPy/kern/src/kern.py/Kern.gradients_XX_diag