PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The satellites are nearly always low to the horizon, so the errors are a larger percentage of the actual angle being measured.If you thought you were getting good altitude data, it either wasn't GPS (barometric pressure, etc), the receiver had special firmware, or maybe something was lying to you to make you think the altitude was good.
http://www.w3.org/ns/prov#wasQuotedFrom
  • arduino.cc