If you are interested in audio fingerprinting using the FFT check out my IPython notebook that explores this idea in more detail. I used a spectrogram and image

If you are interested in audio fingerprinting using the FFT check out my IPython notebook that explores this idea in more detail. I used a spectrogram and image processing tools to identify what a given audio sample is. You should be able to download the notebook and run all the examples. http://jack.minardi.org/software/computational-synesthesia/ http://jack.minardi.org/software/computational-synesthesia/