{TAIL ~ The location} and {HEAD ~ orientation} of the device relative to the origin and initial orientation is derived based on the movement data 
{ TAIL ~ The location } and { HEAD ~ orientation } of the device relative to the origin and initial orientation is derived based on the movement data
TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH