nufft

Non-uniform fast Fourier transform library of types 1,2,3 in dimensions 1,2,3 on the CPU or GPU

Python package for signal processing, with emphasis on iterative methods

🚀 Julia package for orthogonal polynomial transforms 🏂

A high-level, easy-to-deploy non-uniform Fast Fourier Transform in PyTorch.

Doing non-Cartesian MR Imaging has never been so easy.

MIRT: Michigan Image Reconstruction Toolbox (Julia version)

A robust, easy-to-deploy non-uniform Fast Fourier Transform in TensorFlow.

Pure JAX implementation of the Non-Uniform Fast Fourier Transform (NUFFT)

Fast, Native Non-Uniform Fast Fourier Transform for TensorFlow

Fast Auto & Cross correlatuon estimation for irregularly- and regularly-sampled 1D signals, via the Non-Uniform FFT (FINUFFT) and classic FFT.

hyperuniformity toolbox, including Recursive Gaussian Blue Noise to sample large stealthy blue noise

Retrospective MRI reconstruction pipeline incorporating motion correction module

A power spectrum calculator extension for the Flatiron Institute Non-Uniform FFT (FINUFFT) algorithm.

MRI reconstruction on Apple-silicon GPUs: multi-coil FFT, Kaiser-Bessel NUFFT in MLX and PyTorch MPS, Toeplitz PICS (x8-x18 vs CPU)

Python 離散傅立葉轉換與可視化 (without any fft module)

Implementation of two-electron repulsion integrals (ERIs) via Non-Uniform Fast Fourier Transform on adaptive Becke grids, Cartesian GTOs (s/p/d), FINUFFT Type-3, relative error 4.54e-6 vs 10% for uniform FFT, 23000x accuracy improvement with 114x fewer grid points, validated against Boys function.