PPFTs
The pseudo-polar Fourier transform, its adjoint, and its inverse.
Contents
Files
- AdjfrFT - adjoint fractional FFT, modified code
- AdjppFT - computing adjoint Pseudo-polar Fourier Transform.
- frFT - fractional FFT, modified version of Miki Elad's code
- FtCF - the operator F^*CF applying to a vector x and F is the operator PPFT.
- InvFtCF - inverse of FtCF.
- InvppFTCG - the inverse of PPFT USING CG (conjugate gradient) method.
- ppFT - computing the pseudo-polar Fourier Transfrom of an image.
Copyright
Copyright (C) 2011, Xiaosheng Zhuang, University of Osnabrueck