About: http://webisa.webdatacommons.org/407475433

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	The calculation of the co-ordinates is mainly performed by matrix calculation based on the RGB chromatic values measured by the sensor.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com.au