From: Very Low Rate Scalable Speech Coding through Classified Embedded Matrix Quantization
Average number of bits per segment of four frames | 43 | 38 | 33 |
---|---|---|---|
ASE for original speech | 6.57 | 6.57 | 6.57 |
ASE for MQ | 6.21 | 6.15 | 6.11 |
ASE for MQ with segments junction smoothing | 6.08 | 6.02 | 5.97 |
ASE for VQ at the same rate as MQ | 6.56 | 6.54 | 6.43 |
ASD for MQ | 1.65 | 1.75 | 2.05 |
ASD for MQ with segments junction smoothing | 1.63 | 1.72 | 2.01 |
ASD for VQ at the same rate as MQ | 2.50 | 2.68 | 3.02 |