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 |
| Core tensor |
U | Mode matrix, factor loading matrix |
w | Weight vector |
w | Weight matrix, latent matrix |
C, Ψ, Σ | covariance matrix |
E | Error matrix |