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The frequency spectrum of a time-domain signal is a representation of that signal in the frequency domain.

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1 answer
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What are the results of the two-dimensional Fourier transform of the image?

What are the results of the two-dimensional Fourier transform of the image? For an intuitive interpretation of the Fourier transform, refer to the link below. enter link description here The link expl …
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4 votes
1 answer
103 views

Extract the Frequency from the Index of the Bin in 2D DFT

How can I find the distance from DC term (center) to the peak point of the frequency in the image Fourier transform? In the figure below, we know that the distance of the peak point goes to the edge o …
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