About: http://webisa.webdatacommons.org/317178094

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 study of 200 volunteers, the system was an average of less than 20 meters off when it predicted where the users would be 24 hours later.
http://www.w3.org/ns/prov#wasQuotedFrom	acm.org