hardnet68尝试

接ssd的，收敛比较慢

      import os
      import torch
      import torch.nn as nn
      import torch.nn.functional as F
      class Identity(nn.Module):
      def __init__(self):
       super(Identity, self).__init__()
      def forward(self, x):
      return x
      class Flatten(nn.Module):
      def __init__(self):
       super().__init__()
      def forward(self, x):
      return x.view(x.data.size(0),-1)
      class CombConvLayer(nn.Sequential):
      def __init__(self, in_channels, out_channels, kernel=1, stride=1, dropout=0.1, bias=False):
       super().__init__()
       self.add_module('layer1',ConvLayer(in_channels, out_channels, kernel))
       self.add_module('layer2',DWConvLayer(out_channels, out_channels, stride=stride))
      def forward(self, x):
      return super().forward(x)
      class DWConvLayer(nn.Sequential):
      def __init__(self, in_channels, out_channels, stride=1, bias=False):
       super().__init__()
  
 

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原文链接：blog.csdn.net/jacke121/article/details/105766598