Table 6 Comparison of statistics on quantized MOS-LQO scores among various methods
From: An efficient algebraic codebook search for ACELP speech coder
MOS-LQO | G.729A | GPR-2 | IFPR | Proposed method | ||
|---|---|---|---|---|---|---|
N = 2 | N = 3 | N = 4 | ||||
3.50 | 0 | 0 | 0 | 0 | 0 | 0 |
3.55 | 0.01 | 0 | 0 | 0.01 | 0 | 0 |
3.60 | 0 | 0.01 | 0 | 0.01 | 0 | 0 |
3.65 | 0.01 | 0 | 0.02 | 0.01 | 0.01 | 0 |
3.70 | 0.02 | 0.01 | 0.01 | 0 | 0.04 | 0.01 |
3.75 | 0.04 | 0.02 | 0.01 | 0.03 | 0.02 | 0.03 |
3.80 | 0.06 | 0.02 | 0.04 | 0.06 | 0 | 0.02 |
3.85 | 0.04 | 0.05 | 0.03 | 0.10 | 0.09 | 0.03 |
3.90 | 0.08 | 0.10 | 0.11 | 0.19 | 0.14 | 0.14 |
3.95 | 0.25 | 0.25 | 0.26 | 0.26 | 0.22 | 0.23 |
4.00 | 0.28 | 0.24 | 0.29 | 0.26 | 0.28 | 0.31 |
4.05 | 0.17 | 0.23 | 0.19 | 0.05 | 0.17 | 0.19 |
4.10 | 0.04 | 0.06 | 0.01 | 0.01 | 0.02 | 0.02 |
4.15 | 0 | 0 | 0.02 | 0 | 0 | 0.01 |
4.20 | 0 | 0.01 | 0 | 0.01 | 0.01 | 0.01 |
4.25 | 0 | 0 | 0.01 | 0 | 0 | 0 |
4.30 | 0 | 0 | 0 | 0 | 0 | 0 |