Research Article
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) |
|
|