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Super Kai (Kazuya Ito)
Super Kai (Kazuya Ito)

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squeeze in PyTorch

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*My post explainsunsqueeze().

squeeze() can get the 0D or more D tensor of the zero or more elements whose zero or more dimensions are removed if the size is1 from the 0D or more D tensor of zero or more elements as shown below:

*Memos:

  • squeeze() can be used withtorch or a tensor.
  • The 1st argument(input) withtorch or using a tensor(Required-Type:tensor ofint,float,complex orbool).
  • The 2nd argument withtorch or the 1st or more arguments with a tensor aredim(Optional-Type:int,tuple ofint orlist ofint):*Memos:
    • Each number must be unique.
    • It can remove the specific zero or more dimensions whose size is1.
    • If the size is not1, zero or more dimensions are not removed even if you set it.
importtorchmy_tensor=torch.tensor([[[[0],[1]],[[2],[3]],[[4],[5]]]])torch.squeeze(input=my_tensor)my_tensor.squeeze()torch.squeeze(input=my_tensor,dim=(0,3))my_tensor.squeeze(dim=(0,3))my_tensor.squeeze(0,3)torch.squeeze(input=my_tensor,dim=(0,1,3))my_tensor.squeeze(dim=(0,1,3))my_tensor.squeeze(0,1,3)etc.torch.squeeze(input=my_tensor,dim=(0,1,2,3))my_tensor.squeeze(dim=(0,1,2,3))my_tensor.squeeze(0,1,2,3)etc.# tensor([[0, 1],#         [2, 3],#         [4, 5]])torch.squeeze(input=my_tensor,dim=0)torch.squeeze(input=my_tensor,dim=-4)torch.squeeze(input=my_tensor,dim=(0,))torch.squeeze(input=my_tensor,dim=(-4,))torch.squeeze(input=my_tensor,dim=(0,1))torch.squeeze(input=my_tensor,dim=(0,2))torch.squeeze(input=my_tensor,dim=(0,-2))torch.squeeze(input=my_tensor,dim=(0,-3))torch.squeeze(input=my_tensor,dim=(1,0))etc.torch.squeeze(input=my_tensor,dim=(0,1,2))etc.# tensor([[[0], [1]],#         [[2], [3]],#         [[4], [5]]])torch.squeeze(input=my_tensor,dim=1)torch.squeeze(input=my_tensor,dim=2)torch.squeeze(input=my_tensor,dim=-2)torch.squeeze(input=my_tensor,dim=-3)torch.squeeze(input=my_tensor,dim=())torch.squeeze(input=my_tensor,dim=(1,))torch.squeeze(input=my_tensor,dim=(2,))torch.squeeze(input=my_tensor,dim=(-2,))torch.squeeze(input=my_tensor,dim=(-3,))torch.squeeze(input=my_tensor,dim=(1,2))etc.# tensor([[[[0], [1]],#          [[2], [3]],#          [[4], [5]]]])torch.squeeze(input=my_tensor,dim=3)torch.squeeze(input=my_tensor,dim=-1)torch.squeeze(input=my_tensor,dim=(3,))torch.squeeze(input=my_tensor,dim=(-1,))torch.squeeze(input=my_tensor,dim=(1,3))torch.squeeze(input=my_tensor,dim=(1,-1))torch.squeeze(input=my_tensor,dim=(2,3))torch.squeeze(input=my_tensor,dim=(2,-1))torch.squeeze(input=my_tensor,dim=(3,1))etc.torch.squeeze(input=my_tensor,dim=(1,2,3))etc.# tensor([[[0, 1],#          [2, 3],#          [4, 5]]])my_tensor=torch.tensor([[[[0.],[1.]],[[2.],[3.]],[[4.],[5.]]]])torch.squeeze(input=my_tensor)# tensor([[0., 1.],#         [2., 3.],#         [4., 5.]])my_tensor=torch.tensor([[[[0.+0.j],[1.+0.j]],[[2.+0.j],[3.+0.j]],[[4.+0.j],[5.+0.j]]]])torch.squeeze(input=my_tensor)# tensor([[0.+0.j, 1.+0.j],#         [2.+0.j, 3.+0.j],#         [4.+0.j, 5.+0.j]])my_tensor=torch.tensor([[[[True],[False]],[[False],[True]],[[True],[False]]]])torch.squeeze(input=my_tensor)# tensor([[True, False],#         [False, True],#         [True, False]])
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I'm a web developer.Buy Me a Coffee: ko-fi.com/superkaiSO: stackoverflow.com/users/3247006/super-kai-kazuya-itoX(Twitter): twitter.com/superkai_kazuyaFB: facebook.com/superkai.kazuya
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