How Users Evaluate Each Other in Social Media (RecSys2012 keynote)14th ACM Conference on Recommender Systems Online, Worldwide, 22nd-26th September 2020 The ACM Recommender Systems conference (RecSys) is the premier international forum for the presentation of new research results, systems and techniques in the broad field of recommender systems. Recommendation is a particular form of information filtering, that exploits past behaviors and user similarities to ge
