[Numpy-discussion] FFT's & IFFT's on images

Fernando Perez fperez.net@gmail....
Wed Jul 2 17:53:16 CDT 2008


On Wed, Jul 2, 2008 at 3:33 PM, Andrew Straw <strawman@astraw.com> wrote:
> Mike Sarahan wrote:
>> I agree that the components are very small, and in a numeric sense, I
>> wouldn't worry at all about them, but the image result is simply noise,
>> albeit periodic-looking noise.
>
> Fernando Perez and John Hunter have written a nice FFT image denoising
> example:
> http://matplotlib.svn.sourceforge.net/viewvc/matplotlib/trunk/py4science/examples/fft_imdenoise.py?view=markup
>
> with documentation, even:
> http://matplotlib.svn.sourceforge.net/viewvc/matplotlib/trunk/py4science/workbook/fft_imdenoise.tex?view=markup

Ahem.  Stefan wrote that :)

Cheers,

f


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