import torch
num_class = 5
N = 3
tensor = torch.randint(0, num_class, [N])
print(tensor)
one_hot = torch.zeros(N, num_class).long()
one_hot.scatter_(dim=1,index=tensor.unsqueeze(dim=1),src=torch.ones(N, num_class).long())
print(one_hot)
pytorch 将整数标签转成one-hot编码
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转载自blog.csdn.net/Answer3664/article/details/108490829
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