About: http://webisa.webdatacommons.org/403843640

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	Collaborative filtering is a model that has been popularized by several companies including Amazon.com, Inc. of Seattle, Wash.
http://www.w3.org/ns/prov#wasQuotedFrom	freepatentsonline.com