Error analysis in terms of substitution, deletion and insertion errors. The values represent the average numbers of substitution, deletion and insertion errors over speakers. Note that the CER values are the same as those reported in Table 5
| ASR model | Method | Sub. | Del. | Ins. | CER |
|---|---|---|---|---|---|
| [APS]+[SPS] | w/o LM | 10.9 | 1.9 | 2.4 | 15.2 |
| [APS]+[SPS] | Proposed | 6.2 | 1.6 | 1.6 | 9.4 |
| [APS+SPS] | DRA | 5.7 | 1.5 | 1.8 | 9.0 |
| [APS]+[SPS]+[CV] | w/o LM | 11.3 | 2.0 | 1.6 | 14.9 |
| [APS]+[SPS]+[CV] | Proposed | 5.9 | 1.7 | 1.5 | 9.1 |
| [APS+SPS+CV] | DRA | 5.3 | 1.4 | 1.9 | 8.5 |
| Method | Sub. | Del. | Ins. | ||
|---|---|---|---|---|---|
| [APS]+[SPS] | w/o | 10.9 | 1.9 | 2.4 | 15.2 |
| [APS]+[SPS] | Proposed | 6.2 | 1.6 | 1.6 | 9.4 |
| [APS+SPS] | 5.7 | 1.5 | 1.8 | 9.0 | |
| [APS]+[SPS]+[CV] | w/o | 11.3 | 2.0 | 1.6 | 14.9 |
| [APS]+[SPS]+[CV] | Proposed | 5.9 | 1.7 | 1.5 | 9.1 |
| [APS+SPS+CV] | 5.3 | 1.4 | 1.9 | 8.5 |
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