Skip to main content

Table 14 Statistics of bit rates per second of the proposed approach and the baselines with various logF0 codebooks for the SI 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
 SI-HPM 103.1 86.4 69.0 13.3 11.0 8.6 137.7/52.7 163.6/45.4 108.6/37.1
 SI-BSL-10 87.9 70.3 67.2 11.3 9.0 8.3 111.5/44.9 139.4/35.6 105.5/35.0
 SI-BSL-16 87.9 72.4 69.1 11.3 9.3 8.5 114.8/44.9 139.4/36.7 108.6/36.4
 SI-BSL-32 91.7 75.0 72.5 11.8 9.6 8.9 119.1/46.8 145.4/37.9 113.7/38.0
 SI-BSL-64 95.5 78.6 75.7 12.3 10.1 9.4 124.8/48.8 151.5/39.9 118.7/39.8
 SI-BSL-128 99.3 82.3 78.7 12.8 10.6 9.8 130.6/50.8 157.5/41.6 124.3/40.9
 SI-BSL-256 103.1 86.0 80.8 13.3 11.0 10.2 136.6/52.7 163.6/43.7 127.4/41.5
(b) Outside
 SI-HPM 103.6 87.7 72.7 13.3 11.2 9.4 121.2/77.6 142.6/64.6 102.4/52.4
 SI-BSL-10 88.3 71.2 69.5 11.4 9.0 8.7 99.2/66.1 121.5/53.1 96.5/51.2
 SI-BSL-16 88.3 73.3 71.2 11.4 9.3 8.9 102.1/66.1 121.5/54.7 98.2/52.2
 SI-BSL-32 92.1 76.9 74.9 11.9 9.7 9.2 106.8/69.0 126.7/57.4 103.8/54.6
 SI-BSL-64 95.9 80.2 79.2 12.4 10.2 9.4 111.3/71.9 132.0/60.0 109.3/56.8
 SI-BSL-128 99.8 84.1 88.8 12.9 10.7 9.9 116.5/74.8 137.3/62.9 120.0/66.7
 SI-BSL-256 103.6 87.5 136.7 13.3 11.1 22.2 121.3/77.6 142.6/65.4 204.0/93.9