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fusedconv bug fix, https://github.com/ultralytics/yolov3/issues/807 (#818) 

Looks good. Thanks for catching the bug @LinCoce!
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LinCoce 2020-01-31 13:58:26 +08:00 committed by GitHub
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utils/torch_utils.py
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@ -61,7 +61,7 @@ def fuse_conv_and_bn(conv, bn):
else: else:
b_conv = torch.zeros(conv.weight.size(0)) b_conv = torch.zeros(conv.weight.size(0))
b_bn = bn.bias - bn.weight.mul(bn.running_mean).div(torch.sqrt(bn.running_var + bn.eps)) b_bn = bn.bias - bn.weight.mul(bn.running_mean).div(torch.sqrt(bn.running_var + bn.eps))
fusedconv.bias.copy_(b_conv + b_bn) fusedconv.bias.copy_(torch.mm(w_bn, b_conv.reshape(-1, 1)).reshape(-1) + b_bn)
return fusedconv return fusedconv