About: http://webisa.webdatacommons.org/264061763

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	It is highly depends on the device sensor, as we know the device's sensors reading always fluctuate in large scale when we using it for measuring, especially handhold the device.
http://www.w3.org/ns/prov#wasQuotedFrom	androidpit.com