pytorch squeeze
x = torch.zeros(2, 1, 2, 1, 2)
x.size()
>>> torch.Size([2, 1, 2, 1, 2])
y = torch.squeeze(x) # remove 1
y.size()
>>> torch.Size([2, 2, 2])
y = torch.squeeze(x, 0)
y.size()
>>> torch.Size([2, 1, 2, 1, 2])
y = torch.squeeze(x, 1)
y.size()
>>> torch.Size([2, 2, 1, 2])squeeze numoy
>>> x = np.array([[[0], [1], [2]]])
>>> x.shape
(1, 3, 1)
>>> np.squeeze(x).shape
(3,)
>>> np.squeeze(x, axis=0).shape
(3, 1)
>>> np.squeeze(x, axis=1).shape
Traceback (most recent call last):
...
ValueError: cannot select an axis to squeeze out which has size not equal to one
>>> np.squeeze(x, axis=2).shape
(1, 3)Copyright © 2021 Codeinu
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