This program attemps to sort audio-files by how they sound.
It is rather experimental.
| Download link: | soundsort-0.8.tgz | (source) |
The algortihm is actually quite simple: for each song the frequency spectrum is calculated with a fourier transformation, after that each spectrum is compared to that of the song you want to be played first. Then it is just a matter of sorting.
For contact info, see this page.