About: http://webisa.webdatacommons.org/403830099

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	However, in such detection of regions, one of the problems heretofore encountered has been the difficulty in distinguishing between low level noise in the image and characterizing features that are not stable.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com