PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • I have no idea whether it would work, for example would the clutter caused by the water-air interface (waves!) make it totally useless?By the way, you do not mention the speed which your USV is moving.http://en.wikipedia.org/wiki/Sonar and the related http://en.wikipedia.org/wiki/SODAR (which sounds useless in my application due to the size of the equipment!)
http://www.w3.org/ns/prov#wasQuotedFrom
  • arduino.cc