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PyTorch · Function

torch.sigmoid

torch.sigmoid applies the sigmoid operation to an input tensor and returns a Tensor. It is an alias for torch.special.expit().

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Syntax

torch.sigmoid(input, *, out=None) → Tensor

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  • torch.special.expit
  • torch.sigmoid_
  • torch.foreach.sigmoid_

Source: torch.sigmoid — PyTorch 2.14 documentation. Checked 2026-11-03.