The Magic Barrier of Recommender Systems

In this post Alan describes our two most recent papers related to the magic barrier of recommender systems. The magic barrier is a concept introduced by Herlocker et al., the term refers to the point at which the accuracy of an algorithm cannot be improved, e.g. where higher precision accuracy, or lower prediction error, does […]

SPIM 2012

We are pleased to announce the 3rd Workshop on Semantic Personalized Information Management: Linking Social and Semantic Web in conjunction with ICWE 2012.

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