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

Table 2

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

Error rate		Error rate 1.7%		Error rate 6.9%
Content		N	Mean(SD)	N	Mean(SD)
Cartoon	Audio	0–3	0.33(0.28)	3–6	0.37(0.20)
	Video	1	1.57(0.51)	3-4	1.06(0.54)
Music video	Audio	0–3	0.27(0.38)	3–7	0.70(0.17)
	Video	1	1.65(0.38)	2-3	1.21(0.43)
News	Audio	2	0.33(0.29)	2–6	0.38(0.20)
	Video	1	1.94(0.45)	2–4	1.08(0.35)
Sport	Audio	0–3	0.34(0.28)	4–6	0.34(0.21)
	Video	1-2	1.10(0.34)	2–4	1.06(0.44)
Error rate		Error rate 13.8%		Error rate 20.7%
Cartoon	Audio	11–14	0.32(0.19)	9–22	0.30(0.15)
	Video	7-8	1.61(0.97)	13–15	1.31(0.75)
Music video	Audio	11–14	0.31(0.19)	9–22	0.31(0.19)
	Video	7–9	1.27(0.74)	12–15	1.27(0.75)
News	Audio	11–14	0.32(0.19)	9–22	0.30(0.15)
	Video	7–9	1.41(1.00)	11–13	1.40(0.99)
Sport	Audio	12–15	0.30(0.18)	13–22	0.30(0.14)
	Video	7-8	1.61(0.81)	11–14	1.50(0.90)