From: Noise-robust speech feature processing with empirical mode decomposition
 | Clean training--results |  |  |  |  |  |  |  |  |  | |||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
EMD | A | B | C (MIRS) | Â | |||||||||
 | Sub | Bab | Car | Exh | Avg | Res | Str | Air | Sta | Avg | Sub | Str | Avg |
Clean | 98.3 | 99.5 | 98.5 | 98.7 | 98.8 | 98.3 | 98.5 | 98.5 | 98.7 | 98.5 | 98.5 | 98.7 | 98.6 |
20 dB | 96.0 | 97.1 | 96.7 | 95.6 | 96.4 | 97.1 | 96.7 | 96.5 | 96.1 | 96.6 | 96.2 | 96.8 | 96.5 |
15 dB | 93.8 | 94.0 | 93.7 | 91.9 | 93.4 | 93.9 | 93.7 | 94.1 | 92.9 | 93.7 | 92.7 | 93.1 | 92.9 |
10 dB | 86.0 | 87.4 | 86.5 | 82.8 | 85.7 | 87.0 | 87.3 | 86.6 | 86.0 | 86.7 | 84.6 | 85.1 | 84.9 |
5 dB | 73.1 | 68.2 | 69.7 | 66.6 | 69.4 | 67.9 | 71.5 | 70.1 | 66.5 | 69.0 | 66.1 | 67.2 | 66.7 |
0 dB | 43.6 | 33.7 | 37.3 | 41.3 | 40.0 | 36.0 | 42.0 | 38.2 | 34.2 | 37.6 | 34.4 | 37.1 | 35.8 |
-5 dB | 16.3 | 11.6 | 12.0 | 17.1 | 14.3 | 12.8 | 15.9 | 13.5 | 11.9 | 13.5 | 12.3 | 15.2 | 13.8 |
0-20 dB | 78.5 | 76.1 | 76.8 | 75.6 | 76.8 | 76.4 | 78.2 | 77.1 | 75.1 | 76.7 | 74.8 | 75.9 | 75.3 |
MVN | A | B | C (MIRS) | Â | |||||||||
 | Sub | Bab | Car | Exh | Avg | Res | Str | Air | Sta | Avg | Sub | Str | Avg |
Clean | 98.8 | 99.0 | 98.9 | 98.9 | 98.9 | 98.8 | 99.0 | 98.8 | 98.9 | 98.9 | 99.0 | 99.0 | 99.0 |
20 dB | 96.0 | 96.6 | 95.9 | 94.7 | 95.8 | 96.5 | 96.5 | 96.6 | 95.8 | 96.4 | 94.8 | 95.7 | 95.3 |
15 dB | 92.4 | 92.8 | 91.2 | 89.8 | 91.6 | 93.2 | 92.1 | 92.2 | 91.2 | 92.2 | 88.0 | 59.3 | 73.7 |
10 dB | 82.5 | 92.6 | 79.0 | 77.0 | 82.8 | 93.0 | 81.7 | 81.1 | 80.0 | 84.0 | 73.4 | 75.1 | 74.3 |
5 dB | 61.7 | 56.4 | 55.6 | 55.5 | 57.3 | 59.4 | 60.1 | 58.3 | 53.8 | 57.9 | 48.7 | 51.2 | 50.0 |
0 dB | 31.3 | 22.5 | 22.4 | 27.9 | 26.0 | 26.6 | 29.5 | 26.7 | 21.3 | 26.0 | 22.6 | 25.0 | 23.8 |
-5 dB | 11.5 | 9.5 | 8.8 | 12.1 | 10.5 | 11.2 | 12.0 | 10.6 | 9.0 | 10.7 | 9.5 | 11.6 | 10.6 |
0-20 dB | 72.8 | 72.2 | 68.8 | 69.0 | 70.7 | 73.7 | 72.0 | 71.0 | 68.4 | 71.3 | 65.6 | 61.2 | 63.4 |