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Complexity comparison between three algorithms.
| WPMC | SDF | Algo | |
|---|---|---|---|
| Algorithm Flow | 5 levels wavelet packet transform + NPE algorithm + KNN classifier | wavelet transform + symbolization + SVM | 7 levels wavelet packet transform + fuzzy neural classifier |
| Target Categories | 4 | 3 | 3 |
| Classification rate | 95.03% | 90.0% | 85.3% |
| Running time | 98 s | 120 s | 170.2 s |
