Research Article
Music Emotion Detection Using Hierarchical Sparse Kernel Machines
Table 1
The proposed acoustical feature set.
| Feature class | Feature name (dimension of feature) |
| Dynamic | RMS energy (1) | Rhythm | Tempo (1) | Timbre | MFCCs (13), spectrum centroid (1), spectrum spread (1), RSS (1) | Tonality | Chromagram (12) |
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