A Survey of Standardized Approaches towards the Quality of Experience Evaluation for Video Services: An ITU Perspective

<table class="fixed-width table-group" id="tab7"><tr><td><table class="table"><colgroup><col style="width:3.93em"/><col style="width:6.86em"/></colgroup><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr class="thead"><td class="align_left">Rating</td><td class="align_center">Meaning</td></tr><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr><td class="align_left">−3</td><td class="align_center">Much worse</td></tr><tr><td class="align_left">−2</td><td class="align_center">Worse</td></tr><tr><td class="align_left">−1</td><td class="align_center">Slightly worse</td></tr><tr><td class="align_left">0</td><td class="align_center">The same</td></tr><tr><td class="align_left">+1</td><td class="align_center">Slightly better</td></tr><tr><td class="align_left">+2</td><td class="align_center">Better</td></tr><tr><td class="align_left">+3</td><td class="align_center">Much better</td></tr><tr class="table-tr"><td colspan="2"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

International Journal of Digital Multimedia Broadcasting

tab7

Table 7

Table 7: A Survey of Standardized Approaches towards the Quality of Experience Evaluation for Video Services: An ITU Perspective 