Absolute quality graph tab

This tab allows you to monitor one or more channels. Use the “Channel” dashboard to select the channel or channels you want to monitor.

Click the <Add metric to graph> image icon associated with each channel to add one or multiple graphs. Select a unique color for each graph to make it easy to identity.

Figure: Absolute quality graph

Figure: Absolute quality graph

Graphing options

There are five metrics. Each one may be color-coded and selected to display the following: average, maximum, minimum or range.

Video quality: Aggregation of all four metrics

MOS: Mean Opinion Score; perceived video quality

Blur: Image sharpness

Blockiness: Discrete Cosine Transform (DCT) digital encoding

Contrast: Difference in color and light over the image