Sounds like FB is using a multi-armed bandit approach: https://en.m.wikipedia.org/wiki/Multi-armed_bandit https://en.m.wikipedia.org/wiki/Multi-armed_bandit T

Sounds like FB is using a multi-armed bandit approach: https://en.m.wikipedia.org/wiki/Multi-armed_bandit https://en.m.wikipedia.org/wiki/Multi-armed_bandit This appears to be non-news: https://teak.io/blog/2014/03/10/facebook-ad-campaigns/ https://teak.io/blog/2014/03/10/facebook-ad-campaigns/