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resnet34最后的全连接层问题 #230

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superhero-7 opened this issue Feb 21, 2021 · 2 comments
Open

resnet34最后的全连接层问题 #230

superhero-7 opened this issue Feb 21, 2021 · 2 comments

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@superhero-7
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在resnet34中最后用于分类的全连接实现是这样的：
self.fc = nn.Linear(512, num_classes)
想问一下这里的输入特征维数512应该是算出来的吧，受输入图片大小影响吧？
@timmmGZ
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timmmGZ commented Mar 2, 2021

在resnet34中最后用于分类的全连接实现是这样的：
self.fc = nn.Linear(512, num_classes)
想问一下这里的输入特征维数512应该是算出来的吧，受输入图片大小影响吧？

正解，所以输入图片时要resize

@TanSongBai
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thank you! I also find this problem and solve it by your idea.

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@timmmGZ @superhero-7 @TanSongBai