3 ms·
I was taught in school that the algorithm was an inverted 3d Fourier Transform. I'm not sure if I believe that now.
by geoduck14 5y ago
I was taught in school that the algorithm was an inverted 3d Fourier Transform. I'm not sure if I believe that now.
- throwaway81523 5y agoAs I remember, Hounsfield originally used a much worse algorithm than that, although it was still workable and let him build usable machines. Later ones were more efficient due to using better math, but Hounsfield's got the job done.
- dreamcompiler 5y agoSort of. https://en.wikipedia.org/wiki/Radon_transform#Relationship_with_the_Fourier_transform https://en.wikipedia.org/wiki/Radon_transform#Relationship_w...