From: Multi-candidate missing data imputation for robust speech recognition
 | Full precision matrix in cache | Number of iterations | Likelihood #multiplications | Step calculation #multiplications | Other |
---|---|---|---|---|---|
MAP [24] | Yes | 6 | (D + 1)D | (D t, u + 1)D t, u | No |
MU [32] | Yes | 5 | (D + 1)D | D t, u D t, u + 4D t, u | D t, u √ per step |
GD + cepstral | No | 2 | 2D m D + D m + D | D t, u (2D m + 3) + D m D + D m + D | No |
GD + PROSPECT | No | 2 | 2(D c + D) | 3D c D t, u + 4D c D + 5D + 3D c | No |