What is frequency in an image?

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Jim
Jim il 9 Mag 2012
Hi,
If we apply fft to a signal,we will get the frequency domain of the signal(how the signal is changing according to frequency)
Does the image contain frequency?
What is fft of an image?
Can anybody suggest me anything about this
Thanks in advance

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Daniel Shub
Daniel Shub il 9 Mag 2012
For a MATLAB flavored introduction I would start with Steve's blog
http://blogs.mathworks.com/steve/category/fourier-transforms/

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