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The word error rate (WER) of the final SSR system.
| Subject | Digits | Text messages | Special operations | Common phrases | Mean WER |
|---|---|---|---|---|---|
| 1 | 2.7 | 0.9 | 2.0 | 0.0 | 1.4 |
| 2 | 15.4 | 15.9 | 8.0 | 15.4 | 13.9 |
| 3 | 20.7 | 12.1 | 13.6 | 5.2 | 12.9 |
| 4 | 18.2 | 10.3 | 10.6 | 3.7 | 10.7 |
| 5 | 12.2 | 5.6 | 3.4 | 1.2 | 5.6 |
| Mean | 13.8 | 9.0 | 7.5 | 5.1 | 8.9 |
| SD. | 7.0 | 5.8 | 4.9 | 6.1 | 5.3 |
