Tuneprint was published in 2004, no? Shazam filed their patents in 2000 and launched in 2002.
No no no, Tuneprint was well before that. By 2004 we were LONG gone. Shazam didn't show up until I think years later.
And I might be confusing them with another group but I thought, at the time, they were doing some goofy hash of the highest energy Fourier components -- a source of entertainment in our office. ;-)
I think Geoff had the vision and algorithm from the 90s as part of an ISEF project (!?). We had funding in 2001, when we got the real world go-to-your-car-and-get-a-cd and then we identify it ... using the audio signal alone.... demo working.
With a corpus of hundreds of thousands of songs. Positive match in less than 2 seconds.
Sadly, in 2001 there's no market for such whizbang amazing tech.
Edit: tho for sure, the Philips algorithm was better than either of ours.