dustin/go-probably — pull request #4 by dgryski (2013-05-01 19:26:08+00:00)
Title: Switch 'topk'  counter to conservative increments

The count-min conservative increment gives more accurate counts at the
cost of not being able to delete from the sketch. Since we can't delete
from the sketch while implementing 'topk' counting, here the trade-off
is worth it.