用神经网络实现手写数字识别

• 实验代码

import tensorflow as tf

import tensorflow.examples.tutorials.mnist.input_data as input_data

from time import time

mnist = input_data.read_data_sets("mnist_data/",one_hot = True)

mnist.train.num_examples

mnist = input_data.read_data_sets("mnist_data/",one_hot = True)

x = tf.placeholder(tf.float32,[None,784],name = "X")

y = tf.placeholder(tf.float32,[None,10],name = "Y")