pixel_shuffle

    description: 'layer pixel_shuffle for configurable component'
    ---
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    # pixel_shuffle layer
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    Implements PixelShuffle https://pytorch.org/docs/master/generated/torch.nn.PixelShuffle.html
​
    ## input size
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    Any 4-d tensor of the form `[B, C, H, W]`
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    ## output size
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    A 4d-tensor of the form `[B, C//4, H*2, W*2]`
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    ## syntax
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    ```json
      "pixel_shuffle"
    ```