PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • A voice activity detector can be used to detect periods of time when there is no speech, such as for example during pauses in conversation, for the purpose of effectively turning off (e.g., muting) the bandwidth extension functionality during those intervals when speech is not detected.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com