Method _std

monai/transforms/intensity/array.py:882–886

(x)

    @staticmethod
    def _std(x):
        if isinstance(x, np.ndarray):
            return np.std(x)
        x = torch.std(x.float(), unbiased=False)
        return x.item() if x.numel() == 1 else x

    def _normalize(self, img: NdarrayOrTensor, sub=None, div=None) -> NdarrayOrTensor:
        img, *_ = convert_data_type(img, dtype=torch.float32)