Evaluations and comparisons of different enhancement models in terms of STOI(%).
| Metrix | STOI | Casual? | |||||||
|---|---|---|---|---|---|---|---|---|---|
| Test Noise | Babble | Cafeteria | |||||||
| Test SNR (dB) | -5 | 0 | 5 | Avg. | -5 | 0 | 5 | Avg. | |
| Mixture | 58.5 | 70.4 | 81.2 | 70.0 | 57.5 | 69.9 | 81.1 | 69.5 | |
| CRN | 77.9 | 88.0 | 93.2 | 86.4 | 75.7 | 86.6 | 92.7 | 85.0 | ✓ |
| GCRN | 81.5 | 90.8 | 94.9 | 89.1 | 78.5 | 89.0 | 94.3 | 87.3 | ✓ |
| AECNN | 80.5 | 90.6 | 94.2 | 88.4 | 80.0 | 89.4 | 94.0 | 87.8 | ✓ |
| DDAEC | 84.0 | 92.2 | 95.6 | 90.6 | 81.7 | 90.9 | 94.9 | 89.2 | ✓ |
| DCN | 83.9 | 91.8 | 95.2 | 90.3 | 81.0 | 90.3 | 94.5 | 88.6 | ✓ |
| DBCN | 85.3 | 92.7 | 95.9 | 91.3 | 82.0 | 91.2 | 95.2 | 89.5 | ✓ |
| GCRN-NC | 84.1 | 92.1 | 95.5 | 90.5 | 81.3 | 90.5 | 95.0 | 89.0 | ✕ |
| DCN-NC | 87.9 | 93.5 | 96.1 | 92.5 | 85.0 | 92.1 | 95.3 | 90.8 | ✕ |
| DBCN-NC | 88.3 | 94.1 | 96.5 | 93.0 | 85.2 | 92.5 | 96.0 | 91.2 | ✕ |
| Metrix | STOI | Casual? | |||||||
|---|---|---|---|---|---|---|---|---|---|
| Test Noise | Babble | Cafeteria | |||||||
| Test SNR (dB) | -5 | 0 | 5 | Avg. | -5 | 0 | 5 | Avg. | |
| Mixture | 58.5 | 70.4 | 81.2 | 70.0 | 57.5 | 69.9 | 81.1 | 69.5 | |
| CRN | 77.9 | 88.0 | 93.2 | 86.4 | 75.7 | 86.6 | 92.7 | 85.0 | ✓ |
| GCRN | 81.5 | 90.8 | 94.9 | 89.1 | 78.5 | 89.0 | 94.3 | 87.3 | ✓ |
| AECNN | 80.5 | 90.6 | 94.2 | 88.4 | 80.0 | 89.4 | 94.0 | 87.8 | ✓ |
| DDAEC | 84.0 | 92.2 | 95.6 | 90.6 | 81.7 | 90.9 | 94.9 | 89.2 | ✓ |
| DCN | 83.9 | 91.8 | 95.2 | 90.3 | 81.0 | 90.3 | 94.5 | 88.6 | ✓ |
| DBCN | ✓ | ||||||||
| GCRN-NC | 84.1 | 92.1 | 95.5 | 90.5 | 81.3 | 90.5 | 95.0 | 89.0 | ✕ |
| DCN-NC | 87.9 | 93.5 | 96.1 | 92.5 | 85.0 | 92.1 | 95.3 | 90.8 | ✕ |
| DBCN-NC | ✕ | ||||||||
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