手写数字识别python代码pytorch
时间: 2023-09-13 20:13:22 浏览: 27
以下是一个手写数字识别的Python代码示例,使用PyTorch库实现:
```python
# 引入必要的库
import torch
from torchvision import datasets, transforms
from torch.autograd import Variable
import torch.nn as nn
import torch.optim as optim
# 定义数据预处理和加载数据集
transform = transforms.Compose([
transforms.ToTensor(),
transforms.Normalize((0.1307,), (0.3081,))
])
train_dataset = datasets.MNIST(root='./<span class="em">1</span><span class="em">2</span><span class="em">3</span>
#### 引用[.reference_title]
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