Research Article
Multi-Resolution Multimedia QoE Models for IPTV Applications
Table 8
PFIFO model parameters showing weights and biases for QCIF and QVGA resolutions.
| Params. | QCIF MPEG-2 | QCIF MPEG-4 | QCIF H.264 | QVGA MPEG-2 | QVGA MPEG-4 | QVGA H.264 |
| IW | 29.5296 | 5.1324 | 5.4489 | 0.0934 | −23.7788 | −4.4705 | IW | −53.6772 | −1.3168 | 27.4114 | 0.1402 | 4.3746 | 2.3579 | IW | 0.7985 | −5.0446 | −1.5200 | 0.0025 | 8.4277 | 0.0110 | IW | −0.0350 | 0.0167 | −0.0479 | 5.6176 | −0.0377 | −0.0672 | IW | −0.1508 | 0.0736 | −0.2183 | −0.6570 | −0.1304 | −0.0397 | IW | −0.0210 | 0.0131 | −0.0360 | −26.1136 | −0.0205 | −0.0015 | B1 | −15.6984 | 10.9947 | −2.2131 | −0.2708 | 19.0489 | 10.5100 | B1 | 0.8192 | −0.9046 | 1.4721 | 16.4723 | 0.3639 | 1.0951 | LW | 0.1918 | −0.0691 | −0.3595 | −3.5616 | 0.2382 | −1.6414 | LW | 3.1491 | −6.7489 | 2.2291 | 0.5117 | 3.3048 | 17.6250 | B2 | 2.5604 | −0.3827 | 2.4283 | 4.4878 | 3.6572 | −7.5768 |
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