About: http://webisa.webdatacommons.org/421361822

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	In a system employing concepts, or grouping of items, within a domain, similarity factors between users can be provided on a per-concept, i.e. per-group, basis.
http://www.w3.org/ns/prov#wasQuotedFrom	freepatentsonline.com