Validation test of NR metrics, J.noref

The International Telecommunications Union (ITU), which gets its charter from the United Nations (UN), is performing validation tests of no reference (NR) metrics that assess the quality of a video stream using only pixel values, resolution, and frame rate. Despite 30 years of research into NR video metrics, no such metric has been proven accurate enough for commercial deployment. U.S. industry is very interested in this type of metric because it could enable automatic feedback loops in cameras and various video systems. The NR metric would allow the camera or video system to detect quality problems, understand why the quality .... Read More