About: http://webisa.webdatacommons.org/401165571

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	Therefore, a motion measurement unit, including an accelerometer, a gyroscope, and often a magnetometer, is needed.
http://www.w3.org/ns/prov#wasQuotedFrom	electroiq.com