About: http://webisa.webdatacommons.org/423466414

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 method as defined in claim 19, wherein the step of morphologically filtering comprises performing n erosion steps followed by n dilation steps, where n is a positive integer.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com