Visual quality evaluation has numerous uses in practice, and also plays a central role in
sha** many visual processing algorithms and systems, as well as their implementation …

The multimedia delivery chain consists of multiple stages such as content preparation,
content delivery via Over-The-Top delivery network and Internet Service Providers network …

Perceptual quality metrics are widely deployed in image and video processing systems.
These metrics aim to emulate the integral mechanisms of the human visual system (HVS) to …

It is generally recognized that severe video distortions that are transient in space and/or time
have a large effect on overall perceived video quality. In order to understand this …

There is a wide range of video services over complex transmission networks, and in some
cases end users fail to receive an acceptable quality level. In this paper, the different factors …

Contrast sensitivity of the human visual system to visual stimuli can be significantly affected
by several mechanisms, eg, vision foveation and attention. Existing studies on foveation …

Objective video quality assessment (VQA) is the use of computational models to evaluate
the video quality in line with the perception of the human visual system (HVS). It is …

Making technological advances in the field of human-machine interactions requires that the
capabilities and limitations of the human perceptual system be taken into account. The focus …

Reliably predicting video quality as perceived by humans remains challenging and is of high
practical relevance. A significant research trend is to investigate visual saliency and its …

This article provides a tutorial overview of current approaches for monitoring the quality
perceived by users of IP-based audiovisual media services. The article addresses both …