PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The compensation process was complicated by the fact that both ?? and ??T varied throughout a signal. ??T changed from beginning to end of a signal depending on the flight velocity of the bat and hence the relative position with respect to the microphone. ?? varied mainly because the direct and reflected signals were ???seen??? from different angles with respect to the bat.
http://www.w3.org/ns/prov#wasQuotedFrom
  • nih.gov