element-wise multiplication

#!/usr/bin/env python3
# -*- coding: utf-8 -*-
# @Time : 2020/9/24 16:50
# @Author : zhaoyLi
# @FileName: test2.py
# @Software: PyCharm
# @Blog ：https://blog.csdn.net/qq_37405118
# @Purpose :验证element-wise multiplicationimport torchx = torch.randn(1,3,2,2)
y = torch.tensor([[[[1.0]],[[2.0]],[[3.0]]]]) #1,3,1,1
print(y.shape)
z = torch.mul(x,y)
print(x,'\n',y,'\n',z)
print(z.shape)#1,3,2,2#############################################**输出**##########################################
E:\Anconda\python.exe "C:/Users/MR-LI/Desktop/program practice/9-24-2020/test2.py"
torch.Size([1, 3, 1, 1])
tensor([[[[ 0.6868,  0.0787],[ 0.4054,  0.4241]],[[-1.4643, -1.7135],[ 0.2437,  0.4013]],[[-0.6950,  1.0245],[ 0.8811,  0.7769]]]]) tensor([[[[1.]],[[2.]],[[3.]]]]) tensor([[[[ 0.6868,  0.0787],[ 0.4054,  0.4241]],[[-2.9287, -3.4269],[ 0.4874,  0.8026]],[[-2.0849,  3.0734],[ 2.6432,  2.3306]]]])
torch.Size([1, 3, 2, 2])