Join us Sept. 14-16 in Miami to connect with top publishing leaders
According to a new report by MediaMind, conventional audience measurement metrics that do not adjust for user cookie deletion overestimate the number of unique users by up to threefold. MediaMind’s method of measurement, the adjusted unique, divides the number of total impressions by the average frequency of cookie deletion. The study was based on 26 billion impressions served in the U.S. and Europe from January to December 2010.

More in Media
An anatomy of the creator brand trip’s midlife crisis
The brand trip as we know it may be dead, but a newer, more genuine and engaging format is rising from its ashes.
European publishers are getting hit harder by AI bot scraping, report finds
European publishers face more AI bot scraping, fewer referrals and more ignored robots.txt rules than North American sites, report finds.
Walmart-backed gaming publication lays off editorial team
Brandy Berthelson — who had been Restart’s editor-in-chief — said on Bluesky last Friday that the “entire editorial team” at Restart was laid off.