foaf

toc

Friend of a Friend (FOAF) ontology
"FOAF is a popular semantic-based format for describing user profiles and social networks on homepages," (Mika, Elfring, & Groenewegen, 2006, f.n. intro. sect.).

"The Friend-Of-A-Friend (FOAF) ontology is a first attempt at a formal, machine processable representation of user profiles and friendship networks," (Mika, 2004b, intro. sect; c.f. Brickley & Miller, 2003).

See also sw_and_social_networks