advanced_activations.py 文件源码

def __init__(self, alpha_initializer=0.2,
                 beta_initializer=5.0,
                 alpha_regularizer=None,
                 alpha_constraint=None,
                 beta_regularizer=None,
                 beta_constraint=None,
                 shared_axes=None,
                 **kwargs):
        super(ParametricSoftplus, self).__init__(**kwargs)
        self.supports_masking = True
        self.alpha_initializer = initializers.get(alpha_initializer)
        self.alpha_regularizer = regularizers.get(alpha_regularizer)
        self.alpha_constraint = constraints.get(alpha_constraint)
        self.beta_initializer = initializers.get(beta_initializer)
        self.beta_regularizer = regularizers.get(beta_regularizer)
        self.beta_constraint = constraints.get(beta_constraint)
        if shared_axes is None:
            self.shared_axes = None
        elif not isinstance(shared_axes, (list, tuple)):
            self.shared_axes = [shared_axes]
        else:
            self.shared_axes = list(shared_axes)