Web23 de mar. de 2024 · In numpy you can do: a = np.zeros ( (3, 3), int) np.fill_diagonal (a, 5) array ( [ [5, 0, 0], [0, 5, 0], [0, 0, 5]]) I know that torch.diag () returns the diagonal, but how to use this as a mask to assign new values is beyond me. I haven't been able to find the answer here or in the PyTorch documentation. python pytorch torch diagonal Share Web26 de mar. de 2024 · PyTorch Forums Applying mask caused NaN grad nyfbb March 26, 2024, 3:47am #1 I was trying to do text matching task which needs to construct an interaction grid S , each element S_ij is a cossim (x_i, y_j) that is S_ {ij} = cossim (x_i, y_j). The x, y are extracted embeddings with: x.size () = (BatchSize, xLen, emb_dim),
Difference between `masked_fill_` and `masked_scatter_` - PyTorch …
Webtorch.triu(input, diagonal=0, *, out=None) → Tensor. Returns the upper triangular part of a matrix (2-D tensor) or batch of matrices input, the other elements of the result tensor out are set to 0. The upper triangular part of the matrix is defined as the elements on and above the diagonal. The argument diagonal controls which diagonal to ... Web7 de may. de 2024 · masked_fill ()函数 主要用在transformer的attention机制中,在时序任务中,主要是用来mask掉当前时刻后面时刻的序列信息。 此时的mask主要实现时序上 … robb elementary hallway video
masked_fill_() - masked_fill() - v1.5.0 - CSDN博客
Webmask必须是一个 ByteTensor 而且shape的最大维度必须和 a一样 并且元素只能是 0或者1 ,. 是将 mask中为1的 元素所在的索引,在a中相同的的索引处替换为 value. import torch … Web25 de jun. de 2024 · masked_fill_ (mask, value) - 函数名后面加下划线。. in-place version 在 PyTorch 中是指当改变一个 tensor 的值的时候,不经过复制操作,而是直接在原来 … Webtorch.Tensor.masked_fill Tensor.masked_fill(mask, value) → Tensor Out-of-place version of torch.Tensor.masked_fill_ () Next Previous © Copyright 2024, PyTorch Contributors. … robb elementary floor map