About: http://webisa.webdatacommons.org/321023028

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	FIG. 3 is an example of a system for increasing the contrast by utilizing electronic out-of-focus masking.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com