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An Ideal Low Pass Filter in frequency domain



An ideal low-pass filter completely eliminates all frequencies above the cutoff frequency while pass

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To use the filter :
1) Create an image in the variable img
2) call the function filter to create the filter of same size as that of image 'img'

In the filter code specify the value of d0 which is the cut off frequency.

Required Products MATLAB
MATLAB release MATLAB 7.12 (R2011a)
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21 Nov 2013 Binh Vu  

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