propublica / facebook-political-ads

Monitoring Facebook Political Ads
MIT License
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impressions incorrectly set to 0 sometimes #70

Open jeremybmerrill opened 6 years ago

jeremybmerrill commented 6 years ago

the impression count is sometimes an undercount, I think perhaps when the vote is submitted before the ad itself? there are some ads with zero impressions but >=1 vote (none with zero impressions and zero votes).