About: http://webisa.webdatacommons.org/8456571

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	This can be used for edge detection in medical and other image processing but again that application does not prevent its use elsewhere.
http://www.w3.org/ns/prov#wasQuotedFrom	wattsupwiththat.com