CircleLoss
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self.soft_plus(torch.logsumexp(logit_n, dim=0) + torch.logsumexp(logit_p, dim=0))
Isn't it "loss = self.soft_plus(torch.logsumexp(logit_n, dim=0) * torch.logsumexp(logit_p, dim=0))" ?
Yes, I also confused about it.
Cartesian product