原网络
class CNN0(nn.Module):
def __init__(self,imageHeight,nChannel):
super(CNN0,self).__init__()
assert imageHeight % 32 == 0,'image Height has to be a multiple of 32'
self.conv0 = nn.Conv2d(in_channels=nChannel,out_channels=64,kernel_size=3,stride=1,padding=1)
self.relu0 = nn.ReLU(inplace=True)
self.pool0 = nn.MaxPool2d(kernel_size=2,stride=2)
self.conv1 = nn.Conv2d(in_channels=64,out_channels=128,kernel_size=3,stride=1,padding=1)
self.relu1 = nn.ReLU(inplace=True)
self.pool1 = nn.MaxPool2d(kernel_size=2,stride=2)
self.conv2 = nn.Conv2d(in_channels=128,out_channels=256,kernel_size=3,stride=1,padding=1)
self.batchNorm2 = nn.BatchNorm2d(256)
self.relu2 = nn.ReLU(inplace=True)
self.conv3 = nn.Conv2d(in_channels=256, out_channels=256, kernel_size=3, stride=1, padding=1)
self.relu3 = nn.ReLU(inplace=True)
self.pool3 = nn.MaxPool2d(kernel_size=(2,2),stride=(2,1),padding=(0,1))
self.conv4 = nn.Conv2d(in_channels=256, out_channels=512, kernel_size=3, stride=1, padding=1)
self.batchNorm4 = nn.BatchNorm2d(512)
self.relu4 = nn.ReLU(inplace=True)
self.conv5 = nn.Conv2d(in_channels=512, out_channels=512, kernel_size=3, stride=1, padding=1)
self.relu5 = nn.ReLU(inplace=True)
self.pool5 = nn.MaxPool2d(kernel_size=(2,2),stride=(2,1),padding=(0,1))
self.conv6 = nn.Conv2d(in_channels=512, out_channels=512, kernel_size=2, stride=1, padding=0)
self.batchNorm6 = nn.BatchNorm2d(512)
self.relu6= nn.ReLU(inplace=True)
def forward(self,input):
conv0 = self.conv0(input)
relu0 = self.relu0(conv0)
pool0 = self.pool0(relu0)
print(pool0.size())
conv1 = self.conv1(pool0)
relu1 = self.relu1(conv1)
pool1 = self.pool1(relu1)
print(pool1.size())
conv2 = self.conv2(pool1)
batchNormal2 = self.batchNorm2(conv2)
relu2 = self.relu2(batchNormal2)
print(relu2.size())
conv3 = self.conv3(relu2)
relu3 = self.relu3(conv3)
pool3 = self.pool3(relu3)
print(pool3.size())
conv4 = self.conv4(pool3)
batchNormal4 = self.batchNorm4(conv4)
relu4 = self.relu4(batchNormal4)
print(relu4.size())
conv5 = self.conv5(relu4)
relu5 = self.relu5(conv5)
pool5 = self.pool5(relu5)
print(pool5.size())
conv6 = self.conv6(pool5)
batchNormal6 = self.batchNorm6(conv6)
relu6 = self.relu6(batchNormal6)
print(relu6.size())
return relu6
深度可分离卷积
class CNN(nn.Module):
def __init__(self,imageHeight,nChannel):
super(CNN,self).__init__()
assert imageHeight % 32 == 0,'image Height has to be a multiple of 32'
self.depth_conv0 = nn.Conv2d(in_channels=nChannel,out_channels=nChannel,kernel_size=3,stride=1,padding=1,groups=nChannel)
self.point_conv0 = nn.Conv2d(in_channels=nChannel,out_channels=64,kernel_size=1,stride=1,padding=0,groups=1)
self.relu0 = nn.ReLU(inplace=True)
self.pool0 = nn.MaxPool2d(kernel_size=2,stride=2)
self.depth_conv1 = nn.Conv2d(in_channels=64,out_channels=64,kernel_size=3,stride=1,padding=1,groups=64)
self.point_conv1 = nn.Conv2d(in_channels=64,out_channels=128,kernel_size=1,stride=1,padding=0,groups=1)
self.relu1 = nn.ReLU(inplace=True)
self.pool1 = nn.MaxPool2d(kernel_size=2,stride=2)
self.depth_conv2 = nn.Conv2d(in_channels=128,out_channels=128,kernel_size=3,stride=1,padding=1,groups=128)
self.point_conv2 = nn.Conv2d(in_channels=128,out_channels=256,kernel_size=1,stride=1,padding=0,groups=1)
self.batchNorm2 = nn.BatchNorm2d(256)
self.relu2 = nn.ReLU(inplace=True)
self.depth_conv3 = nn.Conv2d(in_channels=256, out_channels=256, kernel_size=3, stride=1, padding=1, groups=256)
self.point_conv3 = nn.Conv2d(in_channels=256, out_channels=256, kernel_size=1, stride=1, padding=0, groups=1)
self.relu3 = nn.ReLU(inplace=True)
self.pool3 = nn.MaxPool2d(kernel_size=(2,2),stride=(2,1),padding=(0,1))
self.depth_conv4 = nn.Conv2d(in_channels=256, out_channels=256, kernel_size=3, stride=1, padding=1, groups=256)
self.point_conv4 = nn.Conv2d(in_channels=256, out_channels=512, kernel_size=1, stride=1, padding=0, groups=1)
self.batchNorm4 = nn.BatchNorm2d(512)
self.relu4 = nn.ReLU(inplace=True)
self.depth_conv5 = nn.Conv2d(in_channels=512, out_channels=512, kernel_size=3, stride=1, padding=1, groups=512)
self.point_conv5 = nn.Conv2d(in_channels=512, out_channels=512, kernel_size=1, stride=1, padding=0, groups=1)
self.relu5 = nn.ReLU(inplace=True)
self.pool5 = nn.MaxPool2d(kernel_size=(2,2),stride=(2,1),padding=(0,1))
self.depth_conv6 = nn.Conv2d(in_channels=512, out_channels=512, kernel_size=2, stride=1, padding=0, groups=512)
self.point_conv6 = nn.Conv2d(in_channels=512, out_channels=512, kernel_size=1, stride=1, padding=0, groups=1)
self.batchNorm6 = nn.BatchNorm2d(512)
self.relu6= nn.ReLU(inplace=True)
def forward(self,input):
depth0 = self.depth_conv0(input)
point0 = self.point_conv0(depth0)
relu0 = self.relu0(point0)
pool0 = self.pool0(relu0)
depth1 = self.depth_conv1(pool0)
point1 = self.point_conv1(depth1)
relu1 = self.relu1(point1)
pool1 = self.pool1(relu1)
depth2 = self.depth_conv2(pool1)
point2 = self.point_conv2(depth2)
batchNormal2 = self.batchNorm2(point2)
relu2 = self.relu2(batchNormal2)
depth3 = self.depth_conv3(relu2)
point3 = self.point_conv3(depth3)
relu3 = self.relu3(point3)
pool3 = self.pool3(relu3)
depth4 = self.depth_conv4(pool3)
point4 = self.point_conv4(depth4)
batchNormal4 = self.batchNorm4(point4)
relu4 = self.relu4(batchNormal4)
depth5 = self.depth_conv5(relu4)
point5 = self.point_conv5(depth5)
relu5 = self.relu5(point5)
pool5 = self.pool5(relu5)
depth6 = self.depth_conv6(pool5)
point6 = self.point_conv6(depth6)
batchNormal6 = self.batchNorm6(point6)
relu6 = self.relu6(batchNormal6)
return relu6
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