Table 2.
List of previous research works
| Authors | Mathematical model | Coefficient | Video Telephony | Online game | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| a | b | c | d | e | f | Objective | Subjective | Objective | Subjective | ||
| Dwyer & Finn [15] | MOSTF2 G-model1 = a·Delay + b·Jitter + c (1) | −1.2 × 10−3 | −1.3 × 10−2 | 4.15 | – | – | – | – | ✓ | ✓ | – |
| MOSTF2 G-model2 = a·Delay+b·(Jitter)2 + c (2) | −1.3 × 10−3 | −1.3 × 10−4 | 3.98 | – | – | – | – | ✓ | ✓ | – | |
| ITU-T [24] | MOSAdiovisual-G.1070 = a∙MOSAudio + b∙MOSVideo + c∙MOSAudio∙MOSVideo + d (3) | −32.55 × 10−2 | 33.09 × 10−2 | 14.94 × 10−2 | 54.57 × 10−2 | – | – | – | ✓ | – | – |
| Hands [19] | MOSAudiovisual-H1 = a∙MOSAudio∙MOSVideo + b (4) | 0.17 | 1.15 | – | – | – | – | – | ✓ | – | – |
| MOSAudiovisual-H2 = a∙MOSVideo + b∙MOSAudio∙MOSVideo + c (5) | 0.25 | 0.15 | 0.95 | – | – | – | – | ✓ | – | – | |
| Winkler & Faller [49] | MOSAudiovisual-WF1 = a∙MOSAudio∙MOSVideo + b (6) | 1.03 × 10−1 | 1.98 | – | – | – | – | – | ✓ | – | – |
| MOSAudiovisual-WF2 = a∙MOSAudio + b∙MOSVideo + c (7) | 4.56 × 10−1 | 0.77 | −1.51 | – | – | – | – | ✓ | – | – | |
| Belmudez & Moller [8] | MOSAudiovisual-BM1 = a∙MOSAudio + b∙MOSVideo + c∙MOSAudio∙MOSVideo + d (8) | 5.84 × 10−1 | 3.57 × 10−1 | 1.30 × 10−3 | 1.27 × 10−1 | – | – | – | ✓ | – | – |
| MOSAudiovisual-BM2 = a∙MOSAudio + b∙MOSVideo + c∙MOSAudio∙MOSVideo + d (9) | 0.03 | 7.90 × 10−2 | 1.23 × 10−1 | 13.74 × 10−1 | – | – | – | ✓ | – | – | |
| Pornpongtechavanich & Daengsi [35] | MOSAudiovisual-PD = a∙MOSAudio + b∙MOSVideo (10) | 0.65 | 0.35 | – | – | – | – | – | ✓ | – | – |