About: http://webisa.webdatacommons.org/97408376

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	Even though most of today's cell phones are equipped with sensors such as GPS, accelerometers, and gyros, the pose estimated via these is often inaccurate, particularly in urban environments.
http://www.w3.org/ns/prov#wasQuotedFrom	ieee.org