About: http://webisa.webdatacommons.org/33929975

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	By ordering the random data points according to descriptive significance, the computer system fully approximates the basic contours of an object, terrain or other surface at a low resolution using relatively few selected points.
http://www.w3.org/ns/prov#wasQuotedFrom	google.ca