One-page reference to the three OTT metric families (audience, engagement, quality), the QoE quartet, the data sources behind each family (player beacons, billing, CMCD/CMSD), and the honest-counting pitfalls (the play definition, averages that hide the tail, accounts vs unique viewers) that make naive metrics lie.
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The handbook · 7 volumes
Fora Soft Video Engineering Handbook
This OTT analytics map covers audience, engagement and quality metrics, the QoE quartet, data sources from player beacons to CMCD and the counting pitfalls that make naive numbers lie. We wrote seven volumes on the OTT stack; start with Volume 3 on QoE monitoring, players and ABR, then Volume 2 on delivery protocols and Volume 1 on encoding. Written by Nikolay Sapunov, CEO at Fora Soft.
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