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Table 3 Performance comparison of normalization methods on i-vector and i-supervector

From: PLDA in the i-supervector space for text-independent speaker verification

  Male Female
EER MinDCF EER MinDCF
i-vector     
 raw 6.1785 3.1206 8.1486 3.7028
 len 4.9411 2.6286 6.4409 3.0581
 white + len 4.5458 2.4546 6.3193 3.0065
 white + len + snorm 4.3478 2.2155 6.1530 3.0034
i-supervector     
 raw 5.2632 2.6605 6.7976 3.3368
 len 4.9199 2.6271 6.3667 3.3624
 grank + len 4.8982 2.6676 6.0976 3.2588
 grank + len + snorm 4.5888 2.3737 6.2639 3.1132