把网络模型单独拎出来了,方便解耦。下一步准备把重要的配置全部拎出来。

This commit is contained in:
zhanghuan
2025-09-10 14:48:43 +08:00
parent 393d4c2a60
commit 4c2fa0e533
3 changed files with 18 additions and 171 deletions
+4 -57
View File
@@ -1,66 +1,13 @@
import torch
import torch.nn as nn
import torch.nn.functional as F
from net import create_food_cnn
class FoodCNN(nn.Module):
def __init__(self):
super(FoodCNN, self).__init__()
# 第一个卷积块
self.conv1 = nn.Conv2d(3, 32, 3, padding=1)
self.conv2 = nn.Conv2d(32, 32, 3, padding=1)
self.pool1 = nn.MaxPool2d(2, 2)
self.dropout1 = nn.Dropout2d(0.25)
# 第二个卷积块
self.conv3 = nn.Conv2d(32, 64, 3, padding=1)
self.conv4 = nn.Conv2d(64, 64, 3, padding=1)
self.pool2 = nn.MaxPool2d(2, 2)
self.dropout2 = nn.Dropout2d(0.25)
# 第三个卷积块
self.conv5 = nn.Conv2d(64, 128, 3, padding=1)
self.conv6 = nn.Conv2d(128, 128, 3, padding=1)
self.pool3 = nn.MaxPool2d(2, 2)
self.dropout3 = nn.Dropout2d(0.25)
# 全连接层
self.fc1 = nn.Linear(128 * 4 * 4, 512)
self.dropout4 = nn.Dropout(0.5)
self.fc2 = nn.Linear(512, 2) # 2分类
def forward(self, x):
# 第一个卷积块
x = F.relu(self.conv1(x))
x = F.relu(self.conv2(x))
x = self.pool1(x)
x = self.dropout1(x)
# 第二个卷积块
x = F.relu(self.conv3(x))
x = F.relu(self.conv4(x))
x = self.pool2(x)
x = self.dropout2(x)
# 第三个卷积块
x = F.relu(self.conv5(x))
x = F.relu(self.conv6(x))
x = self.pool3(x)
x = self.dropout3(x)
# 展平
x = x.view(-1, 128 * 4 * 4)
# 全连接层
x = F.relu(self.fc1(x))
x = self.dropout4(x)
x = self.fc2(x)
return x
# 1. 初始化模型
model = FoodCNN()
model = create_food_cnn()
# 2. 加载训练好的权重
model.load_state_dict(torch.load("../model/01/best_food_model.pth", map_location='cpu'))
model.load_state_dict(torch.load("../model/02/best_food_model.pth", map_location='cpu'))
model.eval() # 设置为推理模式
# 3. 创建示例输入 (假设输入是 3x224x224 的图片)
@@ -68,4 +15,4 @@ example_input = torch.randn(1, 3, 224, 224)
# 4. 转换为 TorchScript
traced_script_module = torch.jit.trace(model, example_input)
traced_script_module.save("../model/01/best_food_model_mobile.pt")
traced_script_module.save("../model/02/best_food_model_mobile.pt")