Table 6 Performances of the adult test set "AD" with and without normalization of different acoustic correlates. The 95% confidence interval for the performances is 0.64.
Condition | WER (%) |
|---|---|
Baseline | 13.28 |
Norm. (Formant Frequencies) | 4.22 |
Norm. (Speaking Rate + Pitch + Formant Frequencies) | 4.04 |
(Using "Back Off" Procedure) | Â |