Research Article
Direct Recovery of Clean Speech Using a Hybrid Noise Suppression Algorithm for Robust Speech Recognition System
Table 3
Recognition results for different parts of the proposed algorithm.
| | Clean | Avg 0–20 | −5 |
| CMVN | 99.32 | 77.78 | 13.90 | LPS | 99.47 | 73.07 | 12.92 | LPS + CMVN | 99.07 | 83.30 | 20.78 |
| Newton | 99.20 | 83.83 | 25.65 | Newton + CMVN | 99.25 | 84.96 | 27.78 | NLPS ( Newton + LPS + CMVN ) | 99.08 | 85.76 | 27.85 |
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