About: http://webisa.webdatacommons.org/381668976

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	(iii) determining the equation of the line for the dark and bright gray level values using an equation, y=mx+b, wherein m is a slope and b is a y-intercept.
http://www.w3.org/ns/prov#wasQuotedFrom	google.ca