The document applies a 2-D adaptive Fourier decomposition (AFD) to an image f with increasing decomposition levels of 4, 8, and 16. It records the elapsed time for each decomposition, which increases from 285 seconds for level 4, to 1,129 seconds for level 8, to 4,513 seconds for level 16.

1. 2-D AFD Applied to
Images
He Can
MB15462

2. [fn,a,b]=afd_2d(f,4); Elapsed time is 285.279192
seconds.
fn=fft(f,4)
figure;mesh(real(fn))

3. [fn,a,b]=afd_2d(f,8); Elapsed time is 1128.909871
seconds.
fn=fft(f,8);
figure;mesh(real(fn))

4. Elapsed time is 4513.005270
[fn,a,b]=afd_2d(f,16);
seconds.
fn=fft(f,16);
figure;mesh(real(fn))

5. Print master
• Your Text here
• Lorem ipsum dolor sit amet, consectetuer
adipiscing elit, sed diam nonummy nibh euismod
tincidunt ut laoreet dolore magna aliquam erat
volutpat. Ut wisi enim ad minim veniam, quis
nostrud exerci tation ullamcorper suscipit lobortis
nisl ut aliquip ex ea commodo consequat.
• Duis autem vel eum iriure dolor in hendrerit in
vulputate velit esse molestie consequat, vel illum
dolore eu feugiat nulla facilisis at vero eros et
accumsan et iusto odio dignissim qui blandit
praesent luptatum zzril delenit augue duis dolore
te feugait nulla facilisi.

6. Print master
• Your Text here
• Lorem ipsum dolor sit amet, consectetuer
adipiscing elit, sed diam nonummy nibh euismod
tincidunt ut laoreet dolore magna aliquam erat
volutpat. Ut wisi enim ad minim veniam, quis
nostrud exerci tation ullamcorper suscipit lobortis
nisl ut aliquip ex ea commodo consequat.
• Duis autem vel eum iriure dolor in hendrerit in
vulputate velit esse molestie consequat, vel illum
dolore eu feugiat nulla facilisis at vero eros et
accumsan et iusto odio dignissim qui blandit
praesent luptatum zzril delenit augue duis dolore
te feugait nulla facilisi.