def G(self, X, model):
        return model.log_prob(X) - self.noise.log_prob(X)
get the ordering
dataset/ETHPy150Open lisa-lab/pylearn2/pylearn2/costs/ebm_estimation.py/NCE.G--crossover with--dataset/ETHPy150Open CouchPotato/CouchPotatoServer/libs/suds/builder.py/Builder.ordering