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Table 1 Notations used in the article

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

Notation Meaning
r Index for the mixture component (1,…,R)
s Index for the training speaker (1,…,S)
D Dimension of the acoustic feature vector
μ HMM mean vector
M Matrix representation of HMM mean vector
Tensor representation of training models
G Core tensor
U Mode matrix, factor loading matrix
w Weight vector
w Weight matrix, latent matrix
C, Ψ, Σ covariance matrix
E Error matrix