Explanations# The NUFFT Operator The Non-Uniform Discrete Fourier Transform Application in MRI Extension of the Acquisition model Parallel Imaging Model Off-resonance correction model Subspace Projection Model Stacked NUFFT The Non Uniform Fast Fourier Transform in practice Density Compensation Other Application References MRI-NUFFT Interfaces Convention The NUFFT Operator Extensions Adding a NUFFT Backend K-Space Trajectories The trajectory binary file specification