ind = torch.nonzero(label[i])
时间: 2024-06-01 07:12:32 浏览: 159
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As an AI language model, I don't have access to the full context of your code. However, based on this line of code alone, it appears that you are using PyTorch to find the indices of non-zero elements in a tensor variable called "label" at index i.
The torch.nonzero() function returns a tensor containing the indices of non-zero elements in the input tensor. In this case, it seems that you are interested in the non-zero elements of the tensor at a specific index i.
You can use the resulting tensor "ind" to access the non-zero elements of the tensor "label" at index i. For example, if label[i] = [0, 1, 0, 2], then ind will be a tensor containing the indices of non-zero elements: [[1], [3]]. You can use these indices to access the non-zero elements of label[i] as label[i][[1,3]] = [1, 2].
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