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import torch |
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from collections import OrderedDict |
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import torch |
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import torch.nn as nn |
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def make_layers(block, no_relu_layers,prelu_layers = []): |
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layers = [] |
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for layer_name, v in block.items(): |
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if 'pool' in layer_name: |
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layer = nn.MaxPool2d(kernel_size=v[0], stride=v[1], |
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padding=v[2]) |
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layers.append((layer_name, layer)) |
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else: |
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conv2d = nn.Conv2d(in_channels=v[0], out_channels=v[1], |
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kernel_size=v[2], stride=v[3], |
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padding=v[4]) |
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layers.append((layer_name, conv2d)) |
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if layer_name not in no_relu_layers: |
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if layer_name not in prelu_layers: |
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layers.append(('relu_'+layer_name, nn.ReLU(inplace=True))) |
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else: |
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layers.append(('prelu'+layer_name[4:],nn.PReLU(v[1]))) |
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return nn.Sequential(OrderedDict(layers)) |
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def make_layers_Mconv(block,no_relu_layers): |
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modules = [] |
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for layer_name, v in block.items(): |
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layers = [] |
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if 'pool' in layer_name: |
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layer = nn.MaxPool2d(kernel_size=v[0], stride=v[1], |
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padding=v[2]) |
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layers.append((layer_name, layer)) |
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else: |
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conv2d = nn.Conv2d(in_channels=v[0], out_channels=v[1], |
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kernel_size=v[2], stride=v[3], |
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padding=v[4]) |
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layers.append((layer_name, conv2d)) |
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if layer_name not in no_relu_layers: |
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layers.append(('Mprelu'+layer_name[5:], nn.PReLU(v[1]))) |
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modules.append(nn.Sequential(OrderedDict(layers))) |
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return nn.ModuleList(modules) |
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class bodypose_25_model(nn.Module): |
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def __init__(self): |
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super(bodypose_25_model,self).__init__() |
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no_relu_layers = ['Mconv7_stage0_L1','Mconv7_stage0_L2',\ |
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'Mconv7_stage1_L1', 'Mconv7_stage1_L2',\ |
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'Mconv7_stage2_L2', 'Mconv7_stage3_L2'] |
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prelu_layers = ['conv4_2','conv4_3_CPM','conv4_4_CPM'] |
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blocks = {} |
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block0 = OrderedDict([ |
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('conv1_1', [3, 64, 3, 1, 1]), |
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('conv1_2', [64, 64, 3, 1, 1]), |
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('pool1_stage1', [2, 2, 0]), |
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('conv2_1', [64, 128, 3, 1, 1]), |
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('conv2_2', [128, 128, 3, 1, 1]), |
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('pool2_stage1', [2, 2, 0]), |
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('conv3_1', [128, 256, 3, 1, 1]), |
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('conv3_2', [256, 256, 3, 1, 1]), |
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('conv3_3', [256, 256, 3, 1, 1]), |
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('conv3_4', [256, 256, 3, 1, 1]), |
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('pool3_stage1', [2, 2, 0]), |
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('conv4_1', [256, 512, 3, 1, 1]), |
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('conv4_2', [512, 512, 3, 1, 1]), |
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('conv4_3_CPM', [512, 256, 3, 1, 1]), |
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('conv4_4_CPM', [256, 128, 3, 1, 1]) |
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]) |
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self.model0 = make_layers(block0, no_relu_layers,prelu_layers) |
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blocks['Mconv1_stage0_L2'] = OrderedDict([ |
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('Mconv1_stage0_L2_0',[128,96,3,1,1]), |
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('Mconv1_stage0_L2_1',[96,96,3,1,1]), |
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('Mconv1_stage0_L2_2',[96,96,3,1,1]) |
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]) |
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for i in range(2,6): |
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blocks['Mconv%d_stage0_L2' % i] = OrderedDict([ |
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('Mconv%d_stage0_L2_0' % i,[288,96,3,1,1]), |
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('Mconv%d_stage0_L2_1' % i,[96,96,3,1,1]), |
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('Mconv%d_stage0_L2_2' % i,[96,96,3,1,1]) |
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]) |
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blocks['Mconv6_7_stage0_L2'] = OrderedDict([ |
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('Mconv6_stage0_L2',[288, 256, 1,1,0]), |
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('Mconv7_stage0_L2',[256,52,1,1,0]) |
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]) |
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for s in range(1,4): |
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blocks['Mconv1_stage%d_L2' % s] = OrderedDict([ |
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('Mconv1_stage%d_L2_0' % s,[180,128,3,1,1]), |
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('Mconv1_stage%d_L2_1' % s,[128,128,3,1,1]), |
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('Mconv1_stage%d_L2_2' % s,[128,128,3,1,1]) |
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]) |
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for i in range(2,6): |
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blocks['Mconv%d_stage%d_L2' % (i,s)] = OrderedDict([ |
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('Mconv%d_stage%d_L2_0' % (i,s) ,[384,128,3,1,1]), |
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('Mconv%d_stage%d_L2_1' % (i,s) ,[128,128,3,1,1]), |
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('Mconv%d_stage%d_L2_2' % (i,s) ,[128,128,3,1,1]) |
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]) |
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blocks['Mconv6_7_stage%d_L2' % s] = OrderedDict([ |
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('Mconv6_stage%d_L2' % s,[384,512,1,1,0]), |
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('Mconv7_stage%d_L2' % s,[512,52,1,1,0]) |
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]) |
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blocks['Mconv1_stage0_L1'] = OrderedDict([ |
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('Mconv1_stage0_L1_0',[180,96,3,1,1]), |
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('Mconv1_stage0_L1_1',[96,96,3,1,1]), |
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('Mconv1_stage0_L1_2',[96,96,3,1,1]) |
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]) |
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for i in range(2,6): |
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blocks['Mconv%d_stage0_L1' % i] = OrderedDict([ |
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('Mconv%d_stage0_L1_0' % i,[288,96,3,1,1]), |
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('Mconv%d_stage0_L1_1' % i,[96,96,3,1,1]), |
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('Mconv%d_stage0_L1_2' % i,[96,96,3,1,1]) |
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]) |
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blocks['Mconv6_7_stage0_L1'] = OrderedDict([ |
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('Mconv6_stage0_L1',[288, 256, 1,1,0]), |
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('Mconv7_stage0_L1',[256,26,1,1,0]) |
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]) |
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blocks['Mconv1_stage1_L1'] = OrderedDict([ |
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('Mconv1_stage1_L1_0',[206,128,3,1,1]), |
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('Mconv1_stage1_L1_1',[128,128,3,1,1]), |
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('Mconv1_stage1_L1_2',[128,128,3,1,1]) |
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]) |
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for i in range(2,6): |
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blocks['Mconv%d_stage1_L1' % i] = OrderedDict([ |
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('Mconv%d_stage1_L1_0' % i,[384,128,3,1,1]), |
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('Mconv%d_stage1_L1_1' % i,[128,128,3,1,1]), |
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('Mconv%d_stage1_L1_2' % i,[128,128,3,1,1]) |
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]) |
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blocks['Mconv6_7_stage1_L1'] = OrderedDict([ |
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('Mconv6_stage1_L1',[384,512,1,1,0]), |
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('Mconv7_stage1_L1',[512,26,1,1,0]) |
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]) |
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for k in blocks.keys(): |
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blocks[k] = make_layers_Mconv(blocks[k], no_relu_layers) |
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self.models = nn.ModuleDict(blocks) |
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for param in self.parameters(): |
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param.requires_grad = False |
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def _Mconv_forward(self,x,models): |
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outs = [] |
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out = x |
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for m in models: |
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out = m(out) |
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outs.append(out) |
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return torch.cat(outs,1) |
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def forward(self,x): |
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out0 = self.model0(x) |
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tout = out0 |
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for s in range(4): |
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tout = self._Mconv_forward(tout,self.models['Mconv1_stage%d_L2' % s]) |
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for v in range(2,6): |
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tout = self._Mconv_forward(tout,self.models['Mconv%d_stage%d_L2' % (v,s)]) |
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tout = self.models['Mconv6_7_stage%d_L2' % s][0](tout) |
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tout = self.models['Mconv6_7_stage%d_L2' % s][1](tout) |
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outL2 = tout |
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tout = torch.cat([out0,tout],1) |
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tout = self._Mconv_forward(tout, self.models['Mconv1_stage0_L1']) |
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for v in range(2,6): |
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tout = self._Mconv_forward(tout, self.models['Mconv%d_stage0_L1' % v]) |
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tout = self.models['Mconv6_7_stage0_L1'][0](tout) |
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tout = self.models['Mconv6_7_stage0_L1'][1](tout) |
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outS0L1 = tout |
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tout = torch.cat([out0,outS0L1,outL2],1) |
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tout = self._Mconv_forward(tout, self.models['Mconv1_stage1_L1']) |
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for v in range(2,6): |
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tout = self._Mconv_forward(tout, self.models['Mconv%d_stage1_L1' % v]) |
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tout = self.models['Mconv6_7_stage1_L1'][0](tout) |
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outS1L1 = self.models['Mconv6_7_stage1_L1'][1](tout) |
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return outL2, outS1L1 |
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class bodypose_model(nn.Module): |
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def __init__(self): |
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super(bodypose_model, self).__init__() |
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no_relu_layers = ['conv5_5_CPM_L1', 'conv5_5_CPM_L2', 'Mconv7_stage2_L1',\ |
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'Mconv7_stage2_L2', 'Mconv7_stage3_L1', 'Mconv7_stage3_L2',\ |
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'Mconv7_stage4_L1', 'Mconv7_stage4_L2', 'Mconv7_stage5_L1',\ |
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'Mconv7_stage5_L2', 'Mconv7_stage6_L1', 'Mconv7_stage6_L1'] |
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blocks = {} |
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block0 = OrderedDict([ |
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('conv1_1', [3, 64, 3, 1, 1]), |
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('conv1_2', [64, 64, 3, 1, 1]), |
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('pool1_stage1', [2, 2, 0]), |
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('conv2_1', [64, 128, 3, 1, 1]), |
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('conv2_2', [128, 128, 3, 1, 1]), |
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('pool2_stage1', [2, 2, 0]), |
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('conv3_1', [128, 256, 3, 1, 1]), |
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('conv3_2', [256, 256, 3, 1, 1]), |
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('conv3_3', [256, 256, 3, 1, 1]), |
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('conv3_4', [256, 256, 3, 1, 1]), |
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('pool3_stage1', [2, 2, 0]), |
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('conv4_1', [256, 512, 3, 1, 1]), |
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('conv4_2', [512, 512, 3, 1, 1]), |
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('conv4_3_CPM', [512, 256, 3, 1, 1]), |
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('conv4_4_CPM', [256, 128, 3, 1, 1]) |
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]) |
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block1_1 = OrderedDict([ |
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('conv5_1_CPM_L1', [128, 128, 3, 1, 1]), |
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('conv5_2_CPM_L1', [128, 128, 3, 1, 1]), |
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('conv5_3_CPM_L1', [128, 128, 3, 1, 1]), |
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('conv5_4_CPM_L1', [128, 512, 1, 1, 0]), |
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('conv5_5_CPM_L1', [512, 38, 1, 1, 0]) |
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]) |
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block1_2 = OrderedDict([ |
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('conv5_1_CPM_L2', [128, 128, 3, 1, 1]), |
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('conv5_2_CPM_L2', [128, 128, 3, 1, 1]), |
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('conv5_3_CPM_L2', [128, 128, 3, 1, 1]), |
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('conv5_4_CPM_L2', [128, 512, 1, 1, 0]), |
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('conv5_5_CPM_L2', [512, 19, 1, 1, 0]) |
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]) |
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blocks['block1_1'] = block1_1 |
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blocks['block1_2'] = block1_2 |
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self.model0 = make_layers(block0, no_relu_layers) |
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for i in range(2, 7): |
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blocks['block%d_1' % i] = OrderedDict([ |
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('Mconv1_stage%d_L1' % i, [185, 128, 7, 1, 3]), |
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('Mconv2_stage%d_L1' % i, [128, 128, 7, 1, 3]), |
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('Mconv3_stage%d_L1' % i, [128, 128, 7, 1, 3]), |
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('Mconv4_stage%d_L1' % i, [128, 128, 7, 1, 3]), |
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('Mconv5_stage%d_L1' % i, [128, 128, 7, 1, 3]), |
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('Mconv6_stage%d_L1' % i, [128, 128, 1, 1, 0]), |
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('Mconv7_stage%d_L1' % i, [128, 38, 1, 1, 0]) |
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]) |
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blocks['block%d_2' % i] = OrderedDict([ |
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('Mconv1_stage%d_L2' % i, [185, 128, 7, 1, 3]), |
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('Mconv2_stage%d_L2' % i, [128, 128, 7, 1, 3]), |
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('Mconv3_stage%d_L2' % i, [128, 128, 7, 1, 3]), |
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('Mconv4_stage%d_L2' % i, [128, 128, 7, 1, 3]), |
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('Mconv5_stage%d_L2' % i, [128, 128, 7, 1, 3]), |
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('Mconv6_stage%d_L2' % i, [128, 128, 1, 1, 0]), |
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('Mconv7_stage%d_L2' % i, [128, 19, 1, 1, 0]) |
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]) |
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for k in blocks.keys(): |
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blocks[k] = make_layers(blocks[k], no_relu_layers) |
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self.model1_1 = blocks['block1_1'] |
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self.model2_1 = blocks['block2_1'] |
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self.model3_1 = blocks['block3_1'] |
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self.model4_1 = blocks['block4_1'] |
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self.model5_1 = blocks['block5_1'] |
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self.model6_1 = blocks['block6_1'] |
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self.model1_2 = blocks['block1_2'] |
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self.model2_2 = blocks['block2_2'] |
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self.model3_2 = blocks['block3_2'] |
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self.model4_2 = blocks['block4_2'] |
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self.model5_2 = blocks['block5_2'] |
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self.model6_2 = blocks['block6_2'] |
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for param in self.parameters(): |
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param.requires_grad = False |
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def forward(self, x): |
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out1 = self.model0(x) |
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out1_1 = self.model1_1(out1) |
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out1_2 = self.model1_2(out1) |
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out2 = torch.cat([out1_1, out1_2, out1], 1) |
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out2_1 = self.model2_1(out2) |
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out2_2 = self.model2_2(out2) |
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out3 = torch.cat([out2_1, out2_2, out1], 1) |
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out3_1 = self.model3_1(out3) |
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out3_2 = self.model3_2(out3) |
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out4 = torch.cat([out3_1, out3_2, out1], 1) |
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out4_1 = self.model4_1(out4) |
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out4_2 = self.model4_2(out4) |
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out5 = torch.cat([out4_1, out4_2, out1], 1) |
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out5_1 = self.model5_1(out5) |
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out5_2 = self.model5_2(out5) |
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out6 = torch.cat([out5_1, out5_2, out1], 1) |
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out6_1 = self.model6_1(out6) |
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out6_2 = self.model6_2(out6) |
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return out6_1, out6_2 |
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class handpose_model(nn.Module): |
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def __init__(self): |
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super(handpose_model, self).__init__() |
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no_relu_layers = ['conv6_2_CPM', 'Mconv7_stage2', 'Mconv7_stage3',\ |
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'Mconv7_stage4', 'Mconv7_stage5', 'Mconv7_stage6'] |
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block1_0 = OrderedDict([ |
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('conv1_1', [3, 64, 3, 1, 1]), |
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('conv1_2', [64, 64, 3, 1, 1]), |
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('pool1_stage1', [2, 2, 0]), |
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('conv2_1', [64, 128, 3, 1, 1]), |
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('conv2_2', [128, 128, 3, 1, 1]), |
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('pool2_stage1', [2, 2, 0]), |
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('conv3_1', [128, 256, 3, 1, 1]), |
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('conv3_2', [256, 256, 3, 1, 1]), |
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('conv3_3', [256, 256, 3, 1, 1]), |
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('conv3_4', [256, 256, 3, 1, 1]), |
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('pool3_stage1', [2, 2, 0]), |
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('conv4_1', [256, 512, 3, 1, 1]), |
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('conv4_2', [512, 512, 3, 1, 1]), |
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('conv4_3', [512, 512, 3, 1, 1]), |
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('conv4_4', [512, 512, 3, 1, 1]), |
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('conv5_1', [512, 512, 3, 1, 1]), |
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('conv5_2', [512, 512, 3, 1, 1]), |
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('conv5_3_CPM', [512, 128, 3, 1, 1]) |
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]) |
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block1_1 = OrderedDict([ |
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('conv6_1_CPM', [128, 512, 1, 1, 0]), |
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('conv6_2_CPM', [512, 22, 1, 1, 0]) |
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]) |
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blocks = {} |
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blocks['block1_0'] = block1_0 |
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blocks['block1_1'] = block1_1 |
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for i in range(2, 7): |
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blocks['block%d' % i] = OrderedDict([ |
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('Mconv1_stage%d' % i, [150, 128, 7, 1, 3]), |
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('Mconv2_stage%d' % i, [128, 128, 7, 1, 3]), |
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('Mconv3_stage%d' % i, [128, 128, 7, 1, 3]), |
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('Mconv4_stage%d' % i, [128, 128, 7, 1, 3]), |
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('Mconv5_stage%d' % i, [128, 128, 7, 1, 3]), |
|
|
('Mconv6_stage%d' % i, [128, 128, 1, 1, 0]), |
|
|
('Mconv7_stage%d' % i, [128, 22, 1, 1, 0]) |
|
|
]) |
|
|
|
|
|
for k in blocks.keys(): |
|
|
blocks[k] = make_layers(blocks[k], no_relu_layers) |
|
|
|
|
|
self.model1_0 = blocks['block1_0'] |
|
|
self.model1_1 = blocks['block1_1'] |
|
|
self.model2 = blocks['block2'] |
|
|
self.model3 = blocks['block3'] |
|
|
self.model4 = blocks['block4'] |
|
|
self.model5 = blocks['block5'] |
|
|
self.model6 = blocks['block6'] |
|
|
for param in self.parameters(): |
|
|
param.requires_grad = False |
|
|
|
|
|
def forward(self, x): |
|
|
out1_0 = self.model1_0(x) |
|
|
out1_1 = self.model1_1(out1_0) |
|
|
concat_stage2 = torch.cat([out1_1, out1_0], 1) |
|
|
out_stage2 = self.model2(concat_stage2) |
|
|
concat_stage3 = torch.cat([out_stage2, out1_0], 1) |
|
|
out_stage3 = self.model3(concat_stage3) |
|
|
concat_stage4 = torch.cat([out_stage3, out1_0], 1) |
|
|
out_stage4 = self.model4(concat_stage4) |
|
|
concat_stage5 = torch.cat([out_stage4, out1_0], 1) |
|
|
out_stage5 = self.model5(concat_stage5) |
|
|
concat_stage6 = torch.cat([out_stage5, out1_0], 1) |
|
|
out_stage6 = self.model6(concat_stage6) |
|
|
return out_stage6 |
