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Table 2 Performance comparison of i-vector and i-supervector on NIST SRE08 core task with no normalization applied

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

 

Male

Female

EER

MinDCF

EER

MinDCF

i-vector

    

 Det1 (raw)

9.6696

4.3332

13.9834

5.4534

 Det4 (raw)

5.9883

2.7667

14.5646

5.8298

 Det5 (raw)

5.9601

2.4829

11.4183

3.9617

 Det6 (raw)

6.1785

3.1206

8.1486

3.7028

i-supervector

    

 Det1 (raw)

8.7329

3.9681

12.5471

5.3874

 Det4 (raw)

4.7950

2.4082

12.3123

5.7750

 Det5 (raw)

5.6250

2.3139

8.1731

3.8216

 Det6 (raw)

5.2632

2.6605

6.7976

3.3368