Music feature extraction using wavelet coefficient histograms
US7091409B2 · kind B2 · utility
28Cited by
4References
26Claims
0Family size
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Key dates
| Filing date | Feb 13, 2004 |
| Grant date | Aug 15, 2006 |
| Priority date | — |
| Expiry date | Apr 24, 2024 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG10L25/27
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A music classification technique computes histograms of Daubechies wavelet coefficients at various frequency subbands with various resolutions. The coefficients are then used as an input to a machine learning technique to identify the genre and emotional content of music.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.