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  Indian J Med Microbiol
 

Figure 5: A segment of (a) R (q) shows that it tends to be subject to the discrete nature of the pixel image domain. On the other hand, after applying a smoothing filter, we can see that (b) the function possesses qualities that are better suited for Fourier transform representation

Figure 5: A segment of (a) R (q) shows that it tends to be subject to the discrete nature of the pixel image domain. On the other hand, after applying a smoothing filter, we can see that (b) the function possesses qualities that are better suited for Fourier transform representation