ff_layers.py 文件源码

def __init__(self, rng, std = 0.1, ndim=0, avg =0, shape_fn=None):
        """
        """
        assert rng is not None, "random number generator should not be empty!"
        super(GaussianNoise, self).__init__(0, 0, rng)

        self.std = scale
        self.avg = self.avg
        self.ndim = ndim
        self.shape_fn = shape_fn
        if self.shape_fn:
            # Name is not important as it is not a parameter of the model
            self.noise_term = theano.shared(numpy.zeros((2,)*ndim,
                                                    dtype=theano.config.floatX),
                                        name='ndata')
            self.noise_params += [self.noise_term]
            self.noise_params_shape_fn += [shape_fn]
        self.trng = RandomStreams(rng.randint(1e5))