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

<div>Concept of validity versus reliability [<a href="/journals/ijdmb/2018/1391724/#B17">12</a>].</div>

International Journal of Digital Multimedia Broadcasting

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