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Lecture 11B Questions

The questions below are due on Thursday April 29, 2021; 08:00:00 AM.
 
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The following image shows a photograph of the MIT dome, as well as its 2D DFT magnitudes.

 

The following are three modified DFT coefficient graphs, each of which was created by setting some values in the DFT graph above to zero:

Graph A Graph B Graph C

 

Each of the images below corresponds to one of the DFT graphs above. For each, indicate which DFT graph matches.

Image 1:

Matching Graph:

Image 2:

Matching Graph:

Image 2:

Matching Graph: