EURASIP Journal on Audio, Speech, and Music Processing

Table 13 Statistics of bit rates per syllable 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 syllable
	Average			Standard deviation		Maximum/Minimum
	NC	M0	M1	M0	M1	M0	M1
(a) Inside
SI-HPM	27	22.62	18.08	0.37	0.46	24.33/21.69	20.07/16.84
SI-BSL-10	23	18.40	17.61	0.21	0.32	19.15/17.63	19.00/16.64
SI-BSL-16	23	18.97	18.16	0.21	0.34	19.74/18.20	19.67/17.03
SI-BSL-32	24	19.67	19.00	0.21	0.37	20.43/18.91	20.44/17.99
SI-BSL-64	25	20.55	19.84	0.21	0.39	21.30/19.77	21.50/18.68
SI-BSL-128	26	21.51	20.61	0.21	0.38	22.22/20.71	22.67/19.53
SI-BSL-256	27	22.50	21.15	0.21	0.35	23.20/21.68	23.00/20.10
(b) Outside
SI-HPM	27	22.87	18.94	0.35	0.44	23.98/22.04	20.32/17.82
SI-BSL-10	23	18.58	18.11	0.18	0.33	19.13/18.07	19.09/17.31
SI-BSL-16	23	19.13	18.67	0.18	0.34	19.66/18.60	19.95/17.94
SI-BSL-32	24	20.07	19.54	0.19	0.40	20.65/19.57	20.73/18.45
SI-BSL-64	25	20.85	20.60	0.18	0.60	21.40/20.34	23.40/19.26
SI-BSL-128	26	21.95	23.17	0.19	1.70	22.51/21.40	29.80/20.46
SI-BSL-256	27	22.80	35.23	0.18	6.64	23.33/22.26	61.12/23.55

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