vgg_16_fcn8s.py 文件源码

def vgg_arg_scope(weight_decay=0.0005):
  """Defines the VGG arg scope.

  Args:
    weight_decay: The l2 regularization coefficient.

  Returns:
    An arg_scope.
  """
  with slim.arg_scope([slim.conv2d, slim.fully_connected],
                      activation_fn=tf.nn.relu,
                      weights_regularizer=slim.l2_regularizer(weight_decay),
                      biases_initializer=tf.zeros_initializer()):
      with slim.arg_scope([slim.conv2d], padding='SAME') as arg_sc:
          with slim.arg_scope([slim.max_pool2d], padding='SAME') as arg_sc:
              return arg_sc