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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