Unsqueeze
Adds a dimension with length one at the dimension index specified.
Any input data type is supported, with any shape. The output shape will be the same as the input shape, but with a dimension of size 1 added at <Dimension>.
For example, given an input with shape (2, 3, 4), and <Dimension> set to 1, the output shape will be (2, 1, 3, 4).
You can choose a value for <Dimension> by clicking the node and configuring it on the right panel.