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Reshape and Concat 层也需要反向传播计算梯度吗? #2

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@jirong0214

看到您的代码中的Reshape and Concat层也定义了backward()函数,这一层不是仅仅是维度的改变吗(将11024变为3232),请问这里需要计算梯度吗?望解答

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