About: http://webisa.webdatacommons.org/376211680

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 image reading apparatus of claim 3, wherein said edge extractor has a plurality of types of filters corresponding to sizes of regions, and outputs a location of a center pixel of an extracted region, and a size of the region.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com