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from torch import nn
import torch
import torch.nn as nn
class SimpleCNN(nn.Module):
def __init__(self, num_classes=87):
super(SimpleCNN, self).__init__()
self.conv1 = nn.Conv2d(3, 64, kernel_size=3, stride=2, padding=1)
self.relu1 = nn.ReLU()
self.conv2 = nn.Conv2d(64, 128, kernel_size=3, stride=2, padding=1)
self.relu2 = nn.ReLU()
self.conv3 = nn.Conv2d(128, 32, kernel_size=3, stride=2, padding=1)
self.relu3 = nn.ReLU()
self.fc = nn.Linear(8192 , 1024)
self.fc2 = nn.Linear(1024, 87)
def forward(self, x):
x = self.conv1(x)
x = self.relu1(x)
x = self.conv2(x)
x = self.relu2(x)
x = self.conv3(x)
x = self.relu3(x)
print(x.shape)
x=x.flatten(1)
x = self.fc(x)
x=self.fc2(x)
return x
if __name__ == '__main__':
model=SimpleCNN()
x= torch.randn((1,3, 128, 128))
out=model(x)
print(out.shape)
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