处理后的图像,查看图片

plt.figure(figsize=(10,10))
for i in range(25):
    plt.subplot(5,5,i+1)
    plt.xticks([])
    plt.yticks([])
    plt.grid(False)
    plt.imshow(train_images[i],cmap=plt.cm.binary)#这个进行二值化
    plt.xlabel(class_names[train_labels[i]])
plt.show()

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转载自blog.csdn.net/zhuiyunzhugang/article/details/106923913