The RECO ontology defines the vocabulary for representing preferences-as-constraints and preferences-as-ratings as RDF graphs. This lightweight vocabulary provides domain-independent means to describe user profiles in a coherent and context-aware way. RECO has been designed as an extension of both Friend-Of-A-Friend (FOAF) and Who Am I! (WAI) ontologies. @en
(2015-04-03) Ghislain Atemezing: This vocabulary is a good starting point for modeling user profiles. However, it needs better metadata to be fully LOV compliant.