- You can use the four tif images contained in ~ceeyrp/Teaching/225SD2/Images during your investigation. These images include a photographic image (lena), a sonar image (sonar), a synthetic aperture radar image (sar) and a landsat image (landsat). They can be downloaded from here.
Images:
lena.tif
sonar.tif 
sar.tif 
landsat.tif 
Programs:
fft2d.m : Direct FFT, Display Magnitude and Phase
ifft2d.m : Inverse FFT
invert.m : Inverse of the grey levels of an image
Notes:
matlab_w2docclick on above links to download
Source of this document
http://www.ece.eps.hw.ac.uk/~ceeyrp/WWW/Teaching/B39SD2/B39SD2.html
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