Useful link about the implementation of FFT in Matlab.
Also, here they talk about the amplitudes, very useful:
http://www.dsprelated.com/groups/matlab/show/495.php
Experimental Cosmologist
Useful link about the implementation of FFT in Matlab.
Also, here they talk about the amplitudes, very useful:
http://www.dsprelated.com/groups/matlab/show/495.php