Function torch::fft::ifftshift

• Defined in File fft.h

Function Documentation

inline Tensor torch::fft::ifftshift(const Tensor &x, at::OptionalIntArrayRef dim = std::nullopt)

Inverse of torch.fft.fftshift.

See https://pytorch.org/docs/main/fft.html#torch.fft.ifftshift

Example:

auto x = torch::randn({127, 4});
auto shift = torch::fft::fftshift(x)
auto unshift = torch::fft::ifftshift(shift);
assert(torch::allclose(x, unshift));