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为什么交叉熵计算时目标标签都是0 #30

@AlonZhao

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@AlonZhao

zhiyu 你好,
label = torch.zeros(scores.shape[0], dtype=torch.long).to(scores.device) # why zeros?
irl_loss = F.cross_entropy(scores, label)
在计算损失函数时,交叉熵计算为什么设定label 标签都为零呢?

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