Method | Acoustic model | Digit accuracy (%) | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Set A | Set B | Avg. set A | Avg. set B | Avg. | ||||||||
Office | EvHall | InCar | LivingR | Lounge | JPstyR | ConfR | BathR | |||||
Close (Ideal) | Clean | 99.5 | 99.4 | 99.5 | 99.3 | 99.5 | 99.4 | 99.5 | 99.3 | 99.4 | 99.4 | 99.4 |
Multi | 96.2 | 96.5 | 96.1 | 96.2 | 96.2 | 96.5 | 96.1 | 96.2 | 96.2 | 96.2 | 96.2 | |
Baseline | Clean | 97.5 | 57.9 | 95.6 | 84.4 | 74.0 | 89.5 | 89.8 | 78.0 | 83.8 | 82.8 | 83.3 |
Multi | 94.3 | 90.5 | 94.7 | 91.5 | 79.6 | 93.5 | 93.4 | 84.2 | 92.8 | 87.7 | 90.2 | |
CMN | Clean | 97.8 | 66.0 | 98.7 | 83.5 | 87.3 | 92.2 | 93.3 | 81.7 | 86.5 | 88.6 | 87.6 |
Multi | 92.8 | 91.9 | 92.5 | 90.0 | 92.6 | 91.9 | 93.1 | 81.3 | 91.8 | 89.7 | 90.8 |