我正在使用 Keras 进行图像样式传输，但我陷入了通过平均像素删除零中心的部分
from __future__ import print_function
from keras.preprocessing.image import load_img, img_to_array
from scipy.misc import imsave
import numpy as np
from scipy.optimize import fmin_l_bfgs_b
import time
import argparse
from keras.applications import vgg19
from keras import backend as K
base_image_path = "images/input.jpg"
style_reference_image_path = "images/style.jpg"
result_prefix = "output"
iterations = 10
# Weights
content_weight = 0.025
style_weight = 1.0
# total variation weight
total_variation_weight = 1.0
# output
width, height = load_img(base_image_path).size
img_nrows = 400
img_ncols = int(width * img_nrows / …