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Table 4 Number of free parameters of adaptation techniques

From: Speaker adaptation in the maximum a posteriori framework based on the probabilistic 2-mode analysis of training models

Method

Number of free parameters

Probabilistic 2-mode based model

20·35 (K R ·K D )

Tucker 3-mode based model

20·35 (K R ·K D )

MLLR, 3-block-diagonal regression matrix

13·40

MLLR, full regression matrix

39·40

MAPLR adaptation

39·40

Eigenvoice

50