PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Next, a test pattern including a halftone pattern is printed on a print sheet, the densities of the test pattern are measured using a device such as a scanner or the like to obtain the density characteristics of the halftone pattern, and a density correction table used to correct the obtained density characteristics to prescribed ones is prepared.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com