Hey Tweeter scientists, is there a probabilistic structure that gives good estimation for counts in time windows?@posco @avibryant @ccsevers
@BigDataSc @posco @ccsevers it only keeps the latest time it saw a given value. But that's enough to build the HLL for any window ending now
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@BigDataSc@posco@ccsevers in practice these things are 10s of KB per counter.Thanks. Twitter will use this to make your timeline better. UndoUndo
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