Research Article
[Retracted] Automatic English Pronunciation Evaluation Algorithm Based on Sequence Matching and Feature Fusion
Table 1
Comparison of machine scoring performance and expert scoring performance.
| ā | The correlation coefficient | Difference of average |
| The machine scores 12 features | 0.7918 | 1.2611 | The machine scores 9 features | 0.792 | 1.2607 | Expert rating performance | 0.805 | 1.221 |
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