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Looks like others, including Shazam, beat you to the punch in 2000: https://patents.google.com/patent/US7853664B1/ https://patents.google.com/patent/US7853664B
by garrettgrimsley 3y ago
Looks like others, including Shazam, beat you to the punch in 2000:
https://patents.google.com/patent/US7853664B1/ https://patents.google.com/patent/US7853664B1/
https://patents.google.com/patent/US6941275 https://patents.google.com/patent/US6941275
Very interesting hearing about all of the differing approaches people have taken to solving this problem! Do you have further writings on this topic?