Netflix Prize: View Leaderboard. TF-IDF. FFTW Home Page. Fingerprinting. Musicbrainz has used several audio fingerprinting systems over its lifetime.
All of them (so far) work in essentially the same way. It is generally a two-step process of submission and lookup. Marsyas. Neil's Skookum MarSystem Network Constructor A Java web applet built with Processing that allows users to construct Marsyas networks inside a web browser. Panning Pedagogy A Flash application that, using Marsyas, takes audio data, calculates the spectrum for the left and right channels, and calculates the Stereo Panning Spectrum from this data.