CIMM DEFINITION: Similar to tuning duration – the specific piece of content that is recorded on the Set-Top Box. Some processors are using channel change activity to denote tuning events. Others say they are using 5 second intervals.
2: Any access to a single channel via the STB for a duration of time. (Source: Nielsen)
3: Point in time events that identify any access to a single programming source or content for a duration of time, Tuning event generally have a start time, end time and a duration. (Source: MRC)
NOTE – Some processors are using channel change activity to denote tuning events. Others say they are using five second intervals. A combination of both might indicate actual viewing.
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