Table 3 Comparison of results with and without zero-order Baum-Welch statistics normalization
From: An improved i-vector extraction algorithm for speaker verification
Male | ||||
|---|---|---|---|---|
English trials | All trials | |||
EER(%) | DCF | EER(%) | DCF | |
R = 1000, no zero-order norm | 2.48 | 0.0245 | 5.48 | 0.0533 |
R = 1000, with zero-order norm | 2.48 | 0.0245 | 5.48 | 0.0533 |
R = 950, no zero-order norm | 2.29 | 0.0221 | 5.25 | 0.0516 |
R = 950, with zero-order norm | 2.27 | 0.0220 | 5.24 | 0.0514 |
R = 900, no zero-order norm | 2.19 | 0.0211 | 5.12 | 0.0506 |
R = 900, with zero-order norm | 2.15 | 0.0207 | 5.10 | 0.0503 |