TABLE III.
PERs (%) of Baseline DNN, Articulatory Normalized DNN, LSTM, and BLSTM for Each Individual. “Norm.” Means a Combination of Procrustes Matching, fMLLR, and i-vector Methods
| Speaker ID |
SD | SI | |||
|---|---|---|---|---|---|
| Base.+ GMM |
Base.+ DNN |
Norm.+ DNN |
Norm.+ LSTM |
Norm.+ BLSTM |
|
| SPK1 | 69.1 | 57.5 | 44.8 | 42.2 | 36.1 |
| SPK2 | 64.4 | 78.6 | 51.4 | 45.5 | 42.9 |
| SPK3 | 69.7 | 43.8 | 32.7 | 31.8 | 29.1 |
| SPK4 | 73.6 | 69 | 68.2 | 64.7 | 59.2 |
| SPK5 | 66.9 | 55.7 | 45.6 | 42.6 | 32.5 |
| SPK6 | 74.5 | 61.6 | 43.9 | 41.7 | 32.2 |
| SPK7 | 73.4 | 65.9 | 68.8 | 67.8 | 59.7 |
| SPK8 | 67.3 | 54 | 45.1 | 41.6 | 33.6 |
| SPK9 | 73.1 | 64.7 | 43.3 | 42.8 | 30.2 |
| SPK10 | 63.6 | 55.1 | 47.8 | 45.4 | 34.9 |
| SPK11 | 63.7 | 57.2 | 48.7 | 46.1 | 38.4 |
| SPK12 | 68.6 | 69.5 | 61.3 | 58.9 | 54.3 |
| Mean | 69.0 | 61.0 | 50.1 | 47.5 | 40.2 |
| STD | 3.9 | 9.1 | 10.7 | 10.6 | 11.2 |