About: http://webisa.webdatacommons.org/149394810

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	In step S48, a judgment is made as to whether the memory T(1) indicative of the way the photometric value changes is +1 or not, i.e., whether that edge is a section where a darker portion passes into a brighter one or not.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com