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Chris Cannam, 2015-09-29 09:16 AM

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h1. Wiki
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The MATLAB implementation of the Chroma Toolbox (by Ewert and Müller) provides the following audio features:
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|*Name*|*Description*|*Process*|
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|Pitch|Semitone pitch spectrogram|88-bin elliptic filter bank, short-time energy summation|
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|CP|Chroma|Pitch -> octave overlap -> various norm options|
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|CLP|Chroma (log)|Pitch -> log compression -> octave overlap -> various norm options|
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|CENS|Chroma energy-normalised statistics|Pitch -> octave overlap -> L1 norm -> quantize -> smooth and downsample -> L2 norm|