About: http://webisa.webdatacommons.org/377923025

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	Operators used for sharpening must be isotropic because of the requirement that blurred features that run in any direction, such as edges and lines, be sharpened.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com