tf-keras-skeleton.py 文件源码

def mean_squared_logarithmic_error(y_true, y_pred):
      first_log = K.log(K.clip(y_pred, K.epsilon(), None) + 1.)
      second_log = K.log(K.clip(y_true, K.epsilon(), None) + 1.)
      return K.mean(K.square(first_log - second_log), axis=-1)