代码:
import torch import os import pandas as pd import numpy as np x = torch.tensor([[1, 2, 3], [4, 5, 6]]) print(x) sumA = x.sum(dim = 0) print(sumA) print(torch.sum(x, dim = 0, keepdim= True)) print(x/torch.sum(x, dim = 0, keepdim= True) )
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