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comparison plugin-doc/qm-vamp-plugins.html @ 109:678a88672953 website
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author | Chris Cannam |
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date | Tue, 08 Sep 2015 17:58:01 +0100 |
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13 <h2>QM Vamp Plugins</h2> | 13 <h2>QM Vamp Plugins</h2> |
14 | 14 |
15 <p>The QM Vamp Plugin set is a library of Vamp audio feature | 15 <p>The QM Vamp Plugin set is a library of Vamp audio feature |
16 extraction plugins developed at the <a | 16 extraction plugins developed at the <a |
17 href="http://www.elec.qmul.ac.uk/digitalmusic/">Centre for Digital | 17 href="http://c4dm.eecs.qmul.ac.uk/">Centre for Digital Music</a> at |
18 Music</a> at Queen Mary, University of London. These plugins are | 18 Queen Mary, University of London. These plugins are provided as a |
19 provided as a single library file, made available in binary form for | 19 single library file, made available in source and binary form for |
20 Windows, OS/X, and Linux from the Centre for Digital Music's <a | 20 Windows, OS/X, and Linux via the <a |
21 href="http://isophonics.net/QMVampPlugins">download | 21 href="https://code.soundsoftware.ac.uk/projects/qm-vamp-plugins/">SoundSoftware |
22 page</a>. | 22 code site</a> (see <a |
23 href="https://code.soundsoftware.ac.uk/projects/qm-vamp-plugins/files">download | |
24 page</a>). | |
25 | |
23 </p> | 26 </p> |
24 <p>For more information about Vamp plugins, see <a href="http://www.vamp-plugins.org/">http://www.vamp-plugins.org/</a> . | 27 <p>For more information about Vamp plugins, see <a href="http://www.vamp-plugins.org/">http://www.vamp-plugins.org/</a> . |
25 </p> | 28 </p> |
26 | 29 |
27 <div class="toc2">1. <a href="#qm-onsetdetector">Note Onset Detector</a></div> | 30 <div class="toc2">1. <a href="#qm-onsetdetector">Note Onset Detector</a></div> |
40 | 43 |
41 <a name="qm-onsetdetector"></a><h2>1. Note Onset Detector</h2> | 44 <a name="qm-onsetdetector"></a><h2>1. Note Onset Detector</h2> |
42 | 45 |
43 <p><b>System identifier</b> – <code>vamp:qm-vamp-plugins:qm-onsetdetector</code> | 46 <p><b>System identifier</b> – <code>vamp:qm-vamp-plugins:qm-onsetdetector</code> |
44 <br><b>RDF URI</b> – <a href="http://vamp-plugins.org/rdf/plugins/qm-vamp-plugins#qm-onsetdetector">http://vamp-plugins.org/rdf/plugins/qm-vamp-plugins#qm-onsetdetector</a> | 47 <br><b>RDF URI</b> – <a href="http://vamp-plugins.org/rdf/plugins/qm-vamp-plugins#qm-onsetdetector">http://vamp-plugins.org/rdf/plugins/qm-vamp-plugins#qm-onsetdetector</a> |
45 <br><b>Links</b> – <a href="#">Back to top of library documentation</a> – <a href="http://www.elec.qmul.ac.uk/digitalmusic/downloads/index.html#qm-vamp-plugins">Download location</a> | 48 <br><b>Links</b> – <a href="#">Back to top of library documentation</a> – <a href="https://code.soundsoftware.ac.uk/projects/qm-vamp-plugins/files">Download location</a> |
46 </p> | 49 </p> |
47 <p>Note Onset Detector analyses a single channel of audio and estimates | 50 <p>Note Onset Detector analyses a single channel of audio and estimates |
48 the onset times of notes within the music – that is, the times at | 51 the onset times of notes within the music – that is, the times at |
49 which notes and other audible events begin. | 52 which notes and other audible events begin. |
50 </p> | 53 </p> |
107 | 110 |
108 <a name="qm-tempotracker"></a><h2>2. Tempo and Beat Tracker</h2> | 111 <a name="qm-tempotracker"></a><h2>2. Tempo and Beat Tracker</h2> |
109 | 112 |
110 <p><b>System identifier</b> – <code>vamp:qm-vamp-plugins:qm-tempotracker</code> | 113 <p><b>System identifier</b> – <code>vamp:qm-vamp-plugins:qm-tempotracker</code> |
111 <br><b>RDF URI</b> – <a href="http://vamp-plugins.org/rdf/plugins/qm-vamp-plugins#qm-tempotracker">http://vamp-plugins.org/rdf/plugins/qm-vamp-plugins#qm-tempotracker</a> | 114 <br><b>RDF URI</b> – <a href="http://vamp-plugins.org/rdf/plugins/qm-vamp-plugins#qm-tempotracker">http://vamp-plugins.org/rdf/plugins/qm-vamp-plugins#qm-tempotracker</a> |
112 <br><b>Links</b> – <a href="#">Back to top of library documentation</a> – <a href="http://www.elec.qmul.ac.uk/digitalmusic/downloads/index.html#qm-vamp-plugins">Download location</a> | 115 <br><b>Links</b> – <a href="#">Back to top of library documentation</a> – <a href="https://code.soundsoftware.ac.uk/projects/qm-vamp-plugins/files">Download location</a> |
113 </p> | 116 </p> |
114 <p>Tempo and Beat Tracker analyses a single channel of audio and | 117 <p>Tempo and Beat Tracker analyses a single channel of audio and |
115 estimates the positions of metrical beats within the music (the | 118 estimates the positions of metrical beats within the music (the |
116 equivalent of a human listener tapping their foot to the beat). | 119 equivalent of a human listener tapping their foot to the beat). |
117 </p> | 120 </p> |
180 | 183 |
181 <a name="qm-barbeattracker"></a><h2>3. Bar and Beat Tracker</h2> | 184 <a name="qm-barbeattracker"></a><h2>3. Bar and Beat Tracker</h2> |
182 | 185 |
183 <p><b>System identifier</b> – <code>vamp:qm-vamp-plugins:qm-barbeattracker</code> | 186 <p><b>System identifier</b> – <code>vamp:qm-vamp-plugins:qm-barbeattracker</code> |
184 <br><b>RDF URI</b> – <a href="http://vamp-plugins.org/rdf/plugins/qm-vamp-plugins#qm-barbeattracker">http://vamp-plugins.org/rdf/plugins/qm-vamp-plugins#qm-barbeattracker</a> | 187 <br><b>RDF URI</b> – <a href="http://vamp-plugins.org/rdf/plugins/qm-vamp-plugins#qm-barbeattracker">http://vamp-plugins.org/rdf/plugins/qm-vamp-plugins#qm-barbeattracker</a> |
185 <br><b>Links</b> – <a href="#">Back to top of library documentation</a> – <a href="http://www.elec.qmul.ac.uk/digitalmusic/downloads/index.html#qm-vamp-plugins">Download location</a> | 188 <br><b>Links</b> – <a href="#">Back to top of library documentation</a> – <a href="https://code.soundsoftware.ac.uk/projects/qm-vamp-plugins/files">Download location</a> |
186 </p> | 189 </p> |
187 | 190 |
188 <p>Bar and Beat Tracker analyses a single channel of audio and | 191 <p>Bar and Beat Tracker analyses a single channel of audio and |
189 estimates the positions of bar lines and the resulting counted | 192 estimates the positions of bar lines and the resulting counted |
190 metrical beat positions within the music (where the first beat of | 193 metrical beat positions within the music (where the first beat of |
286 | 289 |
287 <a name="qm-keydetector"></a><h2>4. Key Detector</h2> | 290 <a name="qm-keydetector"></a><h2>4. Key Detector</h2> |
288 | 291 |
289 <p><b>System identifier</b> – <code>vamp:qm-vamp-plugins:qm-keydetector</code> | 292 <p><b>System identifier</b> – <code>vamp:qm-vamp-plugins:qm-keydetector</code> |
290 <br><b>RDF URI</b> – <a href="http://vamp-plugins.org/rdf/plugins/qm-vamp-plugins#qm-keydetector">http://vamp-plugins.org/rdf/plugins/qm-vamp-plugins#qm-keydetector</a> | 293 <br><b>RDF URI</b> – <a href="http://vamp-plugins.org/rdf/plugins/qm-vamp-plugins#qm-keydetector">http://vamp-plugins.org/rdf/plugins/qm-vamp-plugins#qm-keydetector</a> |
291 <br><b>Links</b> – <a href="#">Back to top of library documentation</a> – <a href="http://www.elec.qmul.ac.uk/digitalmusic/downloads/index.html#qm-vamp-plugins">Download location</a> | 294 <br><b>Links</b> – <a href="#">Back to top of library documentation</a> – <a href="https://code.soundsoftware.ac.uk/projects/qm-vamp-plugins/files">Download location</a> |
292 </p> | 295 </p> |
293 <p>Key Detector analyses a single channel of audio and continuously | 296 <p>Key Detector analyses a single channel of audio and continuously |
294 estimates the key of the music by comparing the degree to which a | 297 estimates the key of the music by comparing the degree to which a |
295 block-by-block chromagram correlates to the stored key profiles for | 298 block-by-block chromagram correlates to the stored key profiles for |
296 each major and minor key. | 299 each major and minor key. |
345 | 348 |
346 <a name="qm-tonalchange"></a><h2>5. Tonal Change</h2> | 349 <a name="qm-tonalchange"></a><h2>5. Tonal Change</h2> |
347 | 350 |
348 <p><b>System identifier</b> – <code>vamp:qm-vamp-plugins:qm-tonalchange</code> | 351 <p><b>System identifier</b> – <code>vamp:qm-vamp-plugins:qm-tonalchange</code> |
349 <br><b>RDF URI</b> – <a href="http://vamp-plugins.org/rdf/plugins/qm-vamp-plugins#qm-tonalchange">http://vamp-plugins.org/rdf/plugins/qm-vamp-plugins#qm-tonalchange</a> | 352 <br><b>RDF URI</b> – <a href="http://vamp-plugins.org/rdf/plugins/qm-vamp-plugins#qm-tonalchange">http://vamp-plugins.org/rdf/plugins/qm-vamp-plugins#qm-tonalchange</a> |
350 <br><b>Links</b> – <a href="#">Back to top of library documentation</a> – <a href="http://www.elec.qmul.ac.uk/digitalmusic/downloads/index.html#qm-vamp-plugins">Download location</a> | 353 <br><b>Links</b> – <a href="#">Back to top of library documentation</a> – <a href="https://code.soundsoftware.ac.uk/projects/qm-vamp-plugins/files">Download location</a> |
351 </p> | 354 </p> |
352 <p>Tonal Change analyses a single channel of audio, detecting harmonic | 355 <p>Tonal Change analyses a single channel of audio, detecting harmonic |
353 changes such as chord boundaries. | 356 changes such as chord boundaries. |
354 </p> | 357 </p> |
355 <h3>Parameters</h3> | 358 <h3>Parameters</h3> |
395 | 398 |
396 <a name="qm-adaptivespectrogram"></a><h2>6. Adaptive Spectrogram</h2> | 399 <a name="qm-adaptivespectrogram"></a><h2>6. Adaptive Spectrogram</h2> |
397 | 400 |
398 <p><b>System identifier</b> – <code>vamp:qm-vamp-plugins:qm-adaptivespectrogram</code> | 401 <p><b>System identifier</b> – <code>vamp:qm-vamp-plugins:qm-adaptivespectrogram</code> |
399 <br><b>RDF URI</b> – <a href="http://vamp-plugins.org/rdf/plugins/qm-vamp-plugins#qm-adaptivespectrogram">http://vamp-plugins.org/rdf/plugins/qm-vamp-plugins#qm-adaptivespectrogram</a> | 402 <br><b>RDF URI</b> – <a href="http://vamp-plugins.org/rdf/plugins/qm-vamp-plugins#qm-adaptivespectrogram">http://vamp-plugins.org/rdf/plugins/qm-vamp-plugins#qm-adaptivespectrogram</a> |
400 <br><b>Links</b> – <a href="#">Back to top of library documentation</a> – <a href="http://www.elec.qmul.ac.uk/digitalmusic/downloads/index.html#qm-vamp-plugins">Download location</a> | 403 <br><b>Links</b> – <a href="#">Back to top of library documentation</a> – <a href="https://code.soundsoftware.ac.uk/projects/qm-vamp-plugins/files">Download location</a> |
401 </p> | 404 </p> |
402 | 405 |
403 <p>Adaptive Spectrogram produces a composite spectrogram from a set of | 406 <p>Adaptive Spectrogram produces a composite spectrogram from a set of |
404 series of short-time Fourier transforms at differing resolutions. | 407 series of short-time Fourier transforms at differing resolutions. |
405 Values are selected from these spectrograms by repeated subdivision by | 408 Values are selected from these spectrograms by repeated subdivision by |
446 | 449 |
447 <a name="qm-transcription"></a><h2>7. Polyphonic Transcription</h2> | 450 <a name="qm-transcription"></a><h2>7. Polyphonic Transcription</h2> |
448 | 451 |
449 <p><b>System identifier</b> – <code>vamp:qm-vamp-plugins:qm-transcription</code> | 452 <p><b>System identifier</b> – <code>vamp:qm-vamp-plugins:qm-transcription</code> |
450 <br><b>RDF URI</b> – <a href="http://vamp-plugins.org/rdf/plugins/qm-vamp-plugins#qm-transcription">http://vamp-plugins.org/rdf/plugins/qm-vamp-plugins#qm-transcription</a> | 453 <br><b>RDF URI</b> – <a href="http://vamp-plugins.org/rdf/plugins/qm-vamp-plugins#qm-transcription">http://vamp-plugins.org/rdf/plugins/qm-vamp-plugins#qm-transcription</a> |
451 <br><b>Links</b> – <a href="#">Back to top of library documentation</a> – <a href="http://www.elec.qmul.ac.uk/digitalmusic/downloads/index.html#qm-vamp-plugins">Download location</a> | 454 <br><b>Links</b> – <a href="#">Back to top of library documentation</a> – <a href="https://code.soundsoftware.ac.uk/projects/qm-vamp-plugins/files">Download location</a> |
452 | 455 |
453 <p>The Polyphonic Transcription plugin estimates a note transcription | 456 <p>The Polyphonic Transcription plugin estimates a note transcription |
454 using MIDI pitch values from its input audio, returning a feature for | 457 using MIDI pitch values from its input audio, returning a feature for |
455 each note (with timestamp and duration) whose value is the MIDI pitch | 458 each note (with timestamp and duration) whose value is the MIDI pitch |
456 number. Velocity is not estimated.</p> | 459 number. Velocity is not estimated.</p> |
475 | 478 |
476 <a name="qm-segmenter"></a><h2>8. Segmenter</h2> | 479 <a name="qm-segmenter"></a><h2>8. Segmenter</h2> |
477 | 480 |
478 <p><b>System identifier</b> – <code>vamp:qm-vamp-plugins:qm-segmenter</code> | 481 <p><b>System identifier</b> – <code>vamp:qm-vamp-plugins:qm-segmenter</code> |
479 <br><b>RDF URI</b> – <a href="http://vamp-plugins.org/rdf/plugins/qm-vamp-plugins#qm-segmenter">http://vamp-plugins.org/rdf/plugins/qm-vamp-plugins#qm-segmenter</a> | 482 <br><b>RDF URI</b> – <a href="http://vamp-plugins.org/rdf/plugins/qm-vamp-plugins#qm-segmenter">http://vamp-plugins.org/rdf/plugins/qm-vamp-plugins#qm-segmenter</a> |
480 <br><b>Links</b> – <a href="#">Back to top of library documentation</a> – <a href="http://www.elec.qmul.ac.uk/digitalmusic/downloads/index.html#qm-vamp-plugins">Download location</a> | 483 <br><b>Links</b> – <a href="#">Back to top of library documentation</a> – <a href="https://code.soundsoftware.ac.uk/projects/qm-vamp-plugins/files">Download location</a> |
481 </p> | 484 </p> |
482 <p>Segmenter divides a single channel of music up into structurally | 485 <p>Segmenter divides a single channel of music up into structurally |
483 consistent segments. It returns a numeric value (the segment type) | 486 consistent segments. It returns a numeric value (the segment type) |
484 for each moment at which a new segment starts. | 487 for each moment at which a new segment starts. |
485 </p> | 488 </p> |
574 </p> | 577 </p> |
575 <a name="qm-similarity"></a><h2>9. Similarity</h2> | 578 <a name="qm-similarity"></a><h2>9. Similarity</h2> |
576 | 579 |
577 <p><b>System identifier</b> – <code>vamp:qm-vamp-plugins:qm-similarity</code> | 580 <p><b>System identifier</b> – <code>vamp:qm-vamp-plugins:qm-similarity</code> |
578 <br><b>RDF URI</b> – <a href="http://vamp-plugins.org/rdf/plugins/qm-vamp-plugins#qm-similarity">http://vamp-plugins.org/rdf/plugins/qm-vamp-plugins#qm-similarity</a> | 581 <br><b>RDF URI</b> – <a href="http://vamp-plugins.org/rdf/plugins/qm-vamp-plugins#qm-similarity">http://vamp-plugins.org/rdf/plugins/qm-vamp-plugins#qm-similarity</a> |
579 <br><b>Links</b> – <a href="#">Back to top of library documentation</a> – <a href="http://www.elec.qmul.ac.uk/digitalmusic/downloads/index.html#qm-vamp-plugins">Download location</a> | 582 <br><b>Links</b> – <a href="#">Back to top of library documentation</a> – <a href="https://code.soundsoftware.ac.uk/projects/qm-vamp-plugins/files">Download location</a> |
580 </p> | 583 </p> |
581 <p>Similarity treats each channel of its audio input as a separate | 584 <p>Similarity treats each channel of its audio input as a separate |
582 "track", and estimates how similar the tracks are to one another using | 585 "track", and estimates how similar the tracks are to one another using |
583 a selectable similarity measure. | 586 a selectable similarity measure. |
584 </p> | 587 </p> |
661 | 664 |
662 <a name="qm-dwt"></a><h2>10. Discrete Wavelet Transform</h2> | 665 <a name="qm-dwt"></a><h2>10. Discrete Wavelet Transform</h2> |
663 | 666 |
664 <p><b>System identifier</b> – <code>vamp:qm-vamp-plugins:qm-dwt</code> | 667 <p><b>System identifier</b> – <code>vamp:qm-vamp-plugins:qm-dwt</code> |
665 <br><b>RDF URI</b> – <a href="http://vamp-plugins.org/rdf/plugins/qm-vamp-plugins#qm-dwt">http://vamp-plugins.org/rdf/plugins/qm-vamp-plugins#qm-dwt</a> | 668 <br><b>RDF URI</b> – <a href="http://vamp-plugins.org/rdf/plugins/qm-vamp-plugins#qm-dwt">http://vamp-plugins.org/rdf/plugins/qm-vamp-plugins#qm-dwt</a> |
666 <br><b>Links</b> – <a href="#">Back to top of library documentation</a> – <a href="http://www.elec.qmul.ac.uk/digitalmusic/downloads/index.html#qm-vamp-plugins">Download location</a> | 669 <br><b>Links</b> – <a href="#">Back to top of library documentation</a> – <a href="https://code.soundsoftware.ac.uk/projects/qm-vamp-plugins/files">Download location</a> |
667 | 670 |
668 <p>Discrete Wavelet Transform plugin performs the forward DWT on the | 671 <p>Discrete Wavelet Transform plugin performs the forward DWT on the |
669 signal. The wavelet coefficients are derived from a fast segmented DWT | 672 signal. The wavelet coefficients are derived from a fast segmented DWT |
670 algorithm without block end effects. The DWT can be performed with | 673 algorithm without block end effects. The DWT can be performed with |
671 various functions from a selection of wavelets up to the 16th scale.<p> | 674 various functions from a selection of wavelets up to the 16th scale.<p> |
698 | 701 |
699 <a name="qm-constantq"></a><h2>11. Constant-Q Spectrogram</h2> | 702 <a name="qm-constantq"></a><h2>11. Constant-Q Spectrogram</h2> |
700 | 703 |
701 <p><b>System identifier</b> – <code>vamp:qm-vamp-plugins:qm-constantq</code> | 704 <p><b>System identifier</b> – <code>vamp:qm-vamp-plugins:qm-constantq</code> |
702 <br><b>RDF URI</b> – <a href="http://vamp-plugins.org/rdf/plugins/qm-vamp-plugins#qm-constantq">http://vamp-plugins.org/rdf/plugins/qm-vamp-plugins#qm-constantq</a> | 705 <br><b>RDF URI</b> – <a href="http://vamp-plugins.org/rdf/plugins/qm-vamp-plugins#qm-constantq">http://vamp-plugins.org/rdf/plugins/qm-vamp-plugins#qm-constantq</a> |
703 <br><b>Links</b> – <a href="#">Back to top of library documentation</a> – <a href="http://www.elec.qmul.ac.uk/digitalmusic/downloads/index.html#qm-vamp-plugins">Download location</a> | 706 <br><b>Links</b> – <a href="#">Back to top of library documentation</a> – <a href="https://code.soundsoftware.ac.uk/projects/qm-vamp-plugins/files">Download location</a> |
704 </p> | 707 </p> |
705 <p>Constant-Q Spectrogram calculates a spectrogram based on a short-time | 708 <p>Constant-Q Spectrogram calculates a spectrogram based on a short-time |
706 windowed constant Q spectral transform. This is a spectrogram in | 709 windowed constant Q spectral transform. This is a spectrogram in |
707 which the ratio of centre frequency to resolution is constant for each | 710 which the ratio of centre frequency to resolution is constant for each |
708 frequency bin. The frequency bins correspond to the frequencies of | 711 frequency bin. The frequency bins correspond to the frequencies of |
748 </p> | 751 </p> |
749 <a name="qm-chromagram"></a><h2>12. Chromagram</h2> | 752 <a name="qm-chromagram"></a><h2>12. Chromagram</h2> |
750 | 753 |
751 <p><b>System identifier</b> – <code>vamp:qm-vamp-plugins:qm-chromagram</code> | 754 <p><b>System identifier</b> – <code>vamp:qm-vamp-plugins:qm-chromagram</code> |
752 <br><b>RDF URI</b> – <a href="http://vamp-plugins.org/rdf/plugins/qm-vamp-plugins#qm-chromagram">http://vamp-plugins.org/rdf/plugins/qm-vamp-plugins#qm-chromagram</a> | 755 <br><b>RDF URI</b> – <a href="http://vamp-plugins.org/rdf/plugins/qm-vamp-plugins#qm-chromagram">http://vamp-plugins.org/rdf/plugins/qm-vamp-plugins#qm-chromagram</a> |
753 <br><b>Links</b> – <a href="#">Back to top of library documentation</a> – <a href="http://www.elec.qmul.ac.uk/digitalmusic/downloads/index.html#qm-vamp-plugins">Download location</a> | 756 <br><b>Links</b> – <a href="#">Back to top of library documentation</a> – <a href="https://code.soundsoftware.ac.uk/projects/qm-vamp-plugins/files">Download location</a> |
754 </p> | 757 </p> |
755 <p>Chromagram calculates a constant Q spectral transform (as in the | 758 <p>Chromagram calculates a constant Q spectral transform (as in the |
756 Constant Q Spectrogram plugin) and then wraps the frequency bin values | 759 Constant Q Spectrogram plugin) and then wraps the frequency bin values |
757 into a single octave, with each bin containing the sum of the | 760 into a single octave, with each bin containing the sum of the |
758 magnitudes from the corresponding bin in all octaves. The number of | 761 magnitudes from the corresponding bin in all octaves. The number of |
798 </p> | 801 </p> |
799 <a name="qm-mfcc"></a><h2>13. Mel-Frequency Cepstral Coefficients</h2> | 802 <a name="qm-mfcc"></a><h2>13. Mel-Frequency Cepstral Coefficients</h2> |
800 | 803 |
801 <p><b>System identifier</b> – <code>vamp:qm-vamp-plugins:qm-mfcc</code> | 804 <p><b>System identifier</b> – <code>vamp:qm-vamp-plugins:qm-mfcc</code> |
802 <br><b>RDF URI</b> – <a href="http://vamp-plugins.org/rdf/plugins/qm-vamp-plugins#qm-mfcc">http://vamp-plugins.org/rdf/plugins/qm-vamp-plugins#qm-mfcc</a> | 805 <br><b>RDF URI</b> – <a href="http://vamp-plugins.org/rdf/plugins/qm-vamp-plugins#qm-mfcc">http://vamp-plugins.org/rdf/plugins/qm-vamp-plugins#qm-mfcc</a> |
803 <br><b>Links</b> – <a href="#">Back to top of library documentation</a> – <a href="http://www.elec.qmul.ac.uk/digitalmusic/downloads/index.html#qm-vamp-plugins">Download location</a> | 806 <br><b>Links</b> – <a href="#">Back to top of library documentation</a> – <a href="https://code.soundsoftware.ac.uk/projects/qm-vamp-plugins/files">Download location</a> |
804 </p> | 807 </p> |
805 <p>Mel-Frequency Cepstral Coefficients calculates MFCCs from a single | 808 <p>Mel-Frequency Cepstral Coefficients calculates MFCCs from a single |
806 channel of audio. These coefficients, derived from a cosine transform | 809 channel of audio. These coefficients, derived from a cosine transform |
807 of the mapping of an audio spectrum onto a frequency scale modelled on | 810 of the mapping of an audio spectrum onto a frequency scale modelled on |
808 human auditory response, are widely used in speech recognition, music | 811 human auditory response, are widely used in speech recognition, music |