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Table 12 Statistics of bits per second of the proposed approach and the baselines with various logF0 codebooks for the SD speech coding case

From: A parametric prosody coding approach for Mandarin speech using a hierarchical prosodic model

  Bits per second
Average Standard deviation Maximum/Minimum
NC M0 M1 NC M0 M1 NC M0 M1
(a) Inside
 SD-HPM 104.1 89.5 79.6 4.8 4.0 3.6 103.9/81.2 118.1/71.7 91.5/62.9
 SD-BSL-24 96.4 80.7 77.3 4.4 3.6 3.3 93.1/75.1 109.3/64.2 88.1/61.0
 SD-BSL-32 96.4 81.8 78.6 4.4 3.6 3.3 94.4/75.1 109.3/65.2 89.2/62.2
 SD-BSL-64 100.3 85.4 81.7 4.6 3.8 3.5 98.6/78.2 113.7/67.9 92.7/63.8
 SD-BSL-128 104.1 88.8 83.8 4.8 4.0 3.6 102.4/81.2 118.1/70.2 94.9/65.3
 SD-BSL-256 108.0 92.7 84.7 5.0 4.1 3.7 106.5/84.2 122.4/73.6 95.8/66.1
(b) Outside
 SD-HPM 102.6 87.5 81.4 4.3 3.5 3.3 95.0/88.1 110.6/76.1 88.7/71.8
 SD-BSL-24 95.0 80.8 79.4 4.0 3.4 3.0 87.3/81.5 102.4/69.5 84.7/69.7
 SD-BSL-32 95.0 82.1 81.1 4.0 3.5 3.0 88.6/81.5 102.4/70.6 87.1/71.7
 SD-BSL-64 98.8 85.7 86.3 4.2 3.6 3.5 92.4/84.8 106.5/73.7 94.5/76.1
 SD-BSL-128 102.6 89.3 105.2 4.3 3.8 6.7 96.3/88.1 110.6/76.8 116.3/91.0
 SD-BSL-256 106.4 93.6 206.1 4.5 4.0 23.7 101.0/91.3 114.7/80.5 257.1/147.0