Table 12 Mean scores of OVRL scale for different methods in the presence of car noise at a 5-dB SNR
Listener | Spectral subtraction | Wiener filtering | MMSE | Proposed method |
|---|---|---|---|---|
1 | 3.2 | 3.4 | 3.7 | 4.6 |
2 | 2 | 2 | 3 | 3.5 |
3 | 3 | 2.5 | 4 | 5 |
4 | 1 | 1.5 | 3.5 | 5 |
5 | 4 | 3.5 | 5 | 5 |
Listener | Spectral subtraction | Wiener filtering | MMSE | Proposed method |
|---|---|---|---|---|
1 | 3.2 | 3.4 | 3.7 | 4.6 |
2 | 2 | 2 | 3 | 3.5 |
3 | 3 | 2.5 | 4 | 5 |
4 | 1 | 1.5 | 3.5 | 5 |
5 | 4 | 3.5 | 5 | 5 |