Research Article
Estimation of Phoneme-Specific HMM Topologies for the Automatic Recognition of Dysarthric Speech
Table 7
Recognition accuracies (WAcc) on the testing set with the baseline SD ASR and GA-op ASR systems (source data).
| Level of dysarthria | Speaker | Baseline SD ASR | GA-op ASR | Type | % WAcc | % WAcc |
| Mild | FB | SD Bakis-1 (3, 6) | 81.22 | 84.72 | MH | SD Bakis-1 (3, 6) | 80.35 | 83.41 | BB | SD Bakis-1 (3, 6) | 77.52 | 79.82 | LL | SD Bakis-1 (3, 6) | 74.11 | 77.23 |
| Moderate | JF | SD Bakis-1 (3, 6) | 64.00 | 66.67 | RL | SD Bakis-1 (3, 6) | 51.11 | 60.00 | RK | SD Ergodic (3, 6) | 39.91 | 47.37 |
| Severe | BK | SD Bakis-1 (3, 6) | 36.73 | 46.46 | BV | SD Bakis-1 (3, 6) | 56.82 | 61.82 | SC | SD Bakis-1 (3, 6) | 47.27 | 54.55 |
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