i have done 2d dft using fft2 and received phase and magnitude image.how to store that image shown using imshow in separate variable.
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imshow(abs(fftshift(image)),[24 10000]). using this im getting the image but how to store it a separate variable for future operation. please tel me except Saveas . if i give a= abs(....); im getting white image of magnitude..help to solve it.
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Nitin
on 26 Feb 2014
I suspect because the values are too high. You might need to rescale your image. This should rescale your image between 0 and 1.
imshow(I,[]);
To save it, just convert it:
I = mat2gray(A, [amin amax])
You can find more info here:
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