Acceptance Threshold: A Bidimensional Research Method for User-Oriented Quality Evaluation Studies

Table 3

Number of errors, mean durations and standard deviation (in seconds) of burst errors for error patterns in different error rates and error control methods.

Concealment content		N	Mean(SD)	N	Mean(SD)
CT-PF		Error rate 6.9%		Error rate 13.8%
Cartoon	Audio	7–9	0.15(0.08)	18	0.18(0.09)
	Video	3	1.2(0.58)	5-6	1.5(0.71)
Music video	Audio	7–9	0.15(0.08)	18	0.17(0.09)
	Video	3–5	0.92(0.55)	5	1.72(1.01)
News	Audio	8	0.15(0.07)	18	0.17(0.09)
	Video	3-4	1.53(1.13)	5–7	1.63(1.04)
Sport	Audio	8	0.15(0.07)	18	0.17(0.07)
	Video	2–4	1.22(0.72)	6	1.29(0.07)
SAR-PF		Error rate 6.9%		Error rate 13.8%
Cartoon	Audio	2	0.11(0.06)	7–11	0.11(0.04)
	Video	2-3	2.41(1.26)	4-5	1.90(1.01)
Music video	Audio	2	0.11(0.06)	7–11	0.12(0.04)
	Video	2–4	2.11(1.52)	5	1.82(0.80)
News	Audio	2	0.11(0.06)	7–11	0.11(0.03)
	Video	1–3	2.28(1.53)	1–3	6.03(3.60)
Sport	Audio	2	0.11(0.06)	7–11	0.12(0.03)
	Video	1–4	2.30(2.00)	3	3.04(1.47)
CT-EC		Error rate 6.9%		Error rate 13.8%
Cartoon	Audio	7–9	0.15(0.08)	18	0.18(0.09)
	Video	7–9	0.18(0.06)	18	0.18(0.09)
Music video	Audio	7–9	0.15(0.08)	18	0.17(0.09)
	Video	7–9	0.17(0.07)	15–18	0.19(0.09)
News	Audio	7–9	0.15(0.08)	18	0.18(0.09)
	Video	7–9	0.18(0.07)	17–19	0.18(0.10)
Sport	Audio	8	0.15(0.07)	18	0.17(0.07)
	Video	7-8	0.20(0.08)	17–19	0.19(0.11)
UEP-PF		Error rate 6.9%		Error rate 13.8%
Cartoon	Audio	4-5	0.29(0.14)	11	0.34(0.19)
	Video	7–12	0.43(0.65)	14-15	0.54(0.69)
Music video	Audio	3–5	0.27(0.16)	10	0.38(0.24)
	Video	8–12	0.32(0.42)	11	0.72(1.21)
News	Audio	3-4	0.32(0.18)	9–11	0.36(0.22)
	Video	8–10	0.34(0.44)	13–17	0.44(0.49)
Sport	Audio	3	0.35(0.17)	9-10	0.39(0.22)
	Video	6–12	0.34(0.47)	9–12	0.60(0.92)