PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • In some applications, there is a need to be able to restore a media signal to its original state in addition to detecting alteration. [0010] The invention provides various methods and related software for extracting digital watermarks from media signals, including image and audio signals.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com.au