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Sampling window vs instant
A timestamp can denote a measurement INTERVAL rather than a moment — a one-minute average, a five-minute scrape. Treating the interval as an instant drops the fact that it may span multiple slots.
Class
Case to account for
Affects
1 conversion
01
Detection
The value is a periodic sample or window aggregate.
02
Mitigation
01
Model the value as an interval [start, end); assign to slots by overlap (weighted), not to a single slot.
03
Affected conversions
Slot + ISO weekUTC interval
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