Method and apparatus for classifying mood of music at high speed
US7582823B2 · kind B2 · utility
53Cited by
21References
13Claims
0Family size
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Key dates
| Filing date | Sep 12, 2006 |
| Grant date | Sep 1, 2009 |
| Priority date | — |
| Expiry date | Jan 20, 2027 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG10H2250/225
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A method and apparatus for classifying mood of music at high speed. The method includes: extracting a Modified Discrete Cosine Transformation-based timbre feature from a compressed domain of a music file; extracting a Modified Discrete Cosine Transformation-based tempo feature from the compressed domain of the music file; and classifying the mood of the music file based on the extracted timbre feature and the extracted tempo feature.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.